CrowdScience

BBC World Service

500 episodes listed below

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Listener questions, science with muddy boots.

The gist

CrowdScience follows ordinary questions into surprisingly tactile science. A car fob held to a chin, fish shoaling together, salt inside a mountain, and a boat above the Great Barrier Reef all become routes into bigger explanations.

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About CrowdScience

CrowdScience is a question-led science show with a strong sense of place. Its best episodes do not just explain a topic; they go somewhere. A question about salt becomes a journey into a mountain in Hallstatt, Austria, where ancient sea deposits sit inside rock. A question about super-volcanoes leads to Taal Volcano in the Philippines, with lake water, crater walls, and the practical business of watching dangerous geology. A question about whether a car fob works better against a human head turns into a neighbourhood experiment with a dog nearby. The show likes these tangible beginnings. Then it widens the frame. Fish in a home aquarium raise questions about recognition, smell, shoaling, imprinting, and self-awareness. Tasmanian devils open a discussion about predators and changing ecosystems. The Great Barrier Reef is treated as both a natural wonder and a conservation problem, with protection made visible through work happening on the water. AI is handled close to home, through voices, job anxiety, and a listener worried about the next few decades of work. Manifesting is approached with curiosity, but the show keeps science in view. The pace is measured. Short moments of surprise sit beside longer explanations. Listener questions are not used as decoration; they are the engine of the reporting. Experts and field scenes help turn abstract mechanisms into things that can be heard, pictured, and tested. CrowdScience works well for people who like biology, Earth science, technology, psychology, and animal behaviour, but prefer them in story form rather than lecture form. It is accessible without becoming thin. It is also comfortable saying that an answer is partial, complicated, or still being studied. The result is science radio that feels curious, grounded, and quietly expansive.

Made for: For curious general listeners who like science explained through real scenes, practical tests, and patient expert conversation. It especially suits people drawn to animals, Earth systems, technology, life, and everyday mysteries.

What sets it apart: CrowdScience anchors broad scientific ideas in listener questions and reported locations, from salt mines to volcanoes to coral reefs. The show’s strength is making evidence feel physical before turning it into a clear answer.

In their own words

We take your questions about life, Earth and the universe to researchers hunting for answers at the frontiers of knowledge.

As heard by us

Based on 6 episodes we listened to · September 2026

CrowdScience makes scientific method tangible by following listener questions into experiments, field sites, and carefully bounded explanations.

CrowdScience turns listener questions into reporting assignments, with Anand Jagatia testing abstract ideas against field visits, demonstrations, and scientists' methods.

Read our full review in PlayNext →

Why you'd press play

A salt mine is where your question about why salt tastes good can take you.

Press play if you want

  • to follow a child's eyebrow question all the way to the hair growth cycle
  • to see a lobster's magnetic U-turn change how you think about animal navigation
Read the full recommendation in PlayNext →
listener science questionsanimal behaviour and cognitionvolcanoes and Earth systemsfood and tasteAI and future workeveryday physics experimentsreef conservationbelief, psychology, and evidence

Talks about

Best episodes of CrowdScience

Short reviews from the PlayNext desk, based on the episodes we processed.

Why does salt taste so good?Apr 17, 2026

A salt mine becomes a clear, strange lesson in geology, deep time, and curiosity.

CrowdScience turns a science question into a slow, absorbing walk through Hallstatt, Austria, where one of the world's oldest working salt mines is still at work.

When will the next super-volcano erupt?Apr 10, 2026

A grounded look at what scientists can and cannot tell before a giant eruption.

CrowdScience treats the question as a practical one: what can scientists actually say before a volcanic system erupts? Anand Jagatia goes to Taal Volcano in the Philippines, and the crater lake, boat crossing, and volcanic island setting give the discussion some much needed…

Do fish know what they look like?Jan 23, 2026

A fish-tank question opens into shoaling, smell, and a brief detour toward self-awareness.

This episode opens with a listener's tropical fish tank and turns that small curiosity into a careful look at how fish recognize one another. It moves through shoaling, smell, and shared habitat, then lands on the idea that fish may be reading cues humans would easily miss.

How should we measure cleverness?Apr 15, 2022

A puzzle-room test of smartness that becomes a clear look at crystallized knowledge, fluid reasoning, and the limits of IQ tests.

CrowdScience turns a giant puzzle room into a surprisingly neat way to think about intelligence. The presenters and producers put themselves through an immersive IQ experience made up of physical and mental challenges, while an expert keeps the distinction clear between…

Why do animals migrate? Part 2Apr 1, 2022

A measured science story about banana lore, sea turtles, and magnetic navigation.

A banana superstition gives the episode a strange opening, but the real story is how sea turtles and spiny lobsters find their bearings. It starts on the RV Lavinia, where the work is catching sea turtles, then moves into magneto-sensing and the lobster trials with an underwater…

Why can’t you tickle yourself?May 29, 2020

A child-led string of odd questions makes everyday science feel wider and stranger.

CrowdScience follows a child-led string of odd questions and turns it into a broad, easy-to-follow look at how the body and the wider world work, starting with the simple puzzle of why eyebrow hair does not keep growing like the hair on your head.

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Episodes

  1. 1

    How are shells made?

    Oct 2, 2026·26m
  2. 2

    Do plants know we're here?

    Sep 25, 2026·26m
  3. 3

    How many dead people are on the internet?

    Sep 18, 2026·34m
  4. 4

    Can my veggie sausages save the world?

    Sep 11, 2026·26m
  5. 5

    Why do I love rollercoasters?

    Sep 4, 2026·29m
  6. 6

    How do electric fish make electricity?

    Sep 2, 2026·26m
  7. 7

    Why am I warm blooded?

    Aug 21, 2026·26m
  8. 8

    Why can't I concentrate?

    Aug 14, 2026·26m
  9. 9

    Why is TB still killing people?

    Aug 7, 2026·26m
  10. 10

    Will I get hit by a meteor?

    Jul 31, 2026·37m
  11. 11

    Is anything truly random?

    Jul 24, 2026·27m
  12. 12

    Are there diseases in space?

    Jul 17, 2026·26m
  13. 13

    What are these strange rocks?

    Jul 10, 2026·26m
  14. 14

    How did plants evolve to attract insects?

    Jul 6, 2026·26m
  15. 15

    Do animals care about the past?

    Jun 26, 2026·26m
  16. 16

    How does Bluetooth work?

    Jun 19, 2026·27m
  17. 17

    Why does paper fold so well?

    Jun 12, 2026·26m
  18. 18

    Do plants have personalities?

    Jun 5, 2026·29m
  19. 19

    What's the deal with tongues?

    May 29, 2026·26m
  20. 20

    Why am I an introvert?

    May 22, 2026·26m
  21. 21

    Why do we itch?

    May 15, 2026·26m
  22. 22

    How come sea levels are rising faster in some places than others?

    May 8, 2026·31m
  23. 23

    Why can't I recognise faces?

    May 1, 2026·26m
  24. 24

    Do animals hold funerals?

    Apr 24, 2026·26m
  25. 25

    Why does salt taste so good?

    CrowdScience goes into the world's oldest working salt mine in Hallstatt, Austria.

    Apr 17, 2026·26m·1 clip
  26. 26

    When will the next super-volcano erupt?

    Hidden gem

    CrowdScience travels to Tal Volcano in the Philippines to answer a listener's question about when the next supervolcano will erupt.

    Apr 10, 2026·29m·2 clips
  27. 27

    Will rabbits become super predators?

    A visit to Bonnerong Wildlife Sanctuary in Australia to observe feeding time for a Tasmanian devil, one of the country's last top predators.

    Apr 3, 2026·26m
  28. 28

    Could AI present CrowdScience?

    CrowdScience explores whether AI could take over all human jobs, prompted by a listener from Taiwan.

    Mar 27, 2026·26m
  29. 29

    Can I unlock my car using my head?

    CrowdScience investigates whether holding a car fob to your chin extends its range, with listener Doug testing the hack.

    Mar 20, 2026·26m
  30. 30

    Can I really manifest the future?

    A scientist who manifested her dream home discusses the concept of manifesting with a BBC host, prompted by a listener's question about the power of manifestation and journaling.

    Mar 13, 2026·26m
  31. 31

    What keeps the universe in balance?

    Mar 6, 2026·31m
  32. 32

    How can we save the Great Barrier Reef?

    CrowdScience host Caroline Steele explores the importance of the Great Barrier Reef and how to protect it, prompted by a listener's question.

    Feb 27, 2026·26m
  33. 33

    Why don't more animals have opposable thumbs?

    Feb 20, 2026·26m
  34. 34

    Can we cancel light waves?

    Feb 13, 2026·26m
  35. 35

    Do multiple choice questions make us biased?

    Feb 6, 2026·29m
  36. 36

    Why do I tan more in the US?

    Jan 30, 2026·26m
  37. 37

    Do fish know what they look like?

    BBC CrowdScience investigates how fish recognize their own species and individuals, exploring shoaling behavior, the role of smell in fish social life, archerfish facial recognition abilities, and the controversial cleaner wrasse mirror test.

    Jan 23, 2026·26m·2 clips
  38. 38

    Why do I find silence unbearable?

    Jan 16, 2026·26m
  39. 39

    How do cicadas know what season it is?

    Jan 9, 2026·26m
  40. 40

    Did I inherit my laugh?

    Jan 5, 2026·26m
  41. 41

    The CrowdScience quiz of the year

    The CrowdScience team hosts a year-end quiz episode where listeners' roles are reversed and the presenters compete to answer science questions.

    Dec 26, 2025·36m
  42. 42

    How do we adapt to the cold?

    Dec 19, 2025·26m
  43. 43

    Can you play the guitar underwater?

    Dec 12, 2025·26m
  44. 44

    Can we turn deserts green?

    Dec 5, 2025·33m
  45. 45

    How big is a rainbow?

    A rainbow expert demonstrates how to create a rainbow in a dark studio to explore a listener's question about whether all rainbows are the same size.

    Nov 28, 2025·29m
  46. 46

    Why do we cry?

    A BBC Crowd Science episode exploring the physical and emotional reasons why humans cry, including evolutionary benefits and gender differences.

    Nov 21, 2025·30m
  47. 47

    Do tsunamis affect marine life?

    Nov 14, 2025·27m
  48. 48

    Are near-death experiences real?

    Nov 7, 2025·26m
  49. 49

    Why do people love horror films?

    Nov 3, 2025·31m
  50. 50

    Should we help maggots and caterpillars?

    Oct 24, 2025·27m
  51. 51

    Can we record our senses?

    Oct 17, 2025·26m
  52. 52

    Are atoms immortal?

    Oct 10, 2025·26m
  53. 53

    Why are some animals black and white?

    Oct 3, 2025·27m
  54. 54

    Answers to even more questions

    Sep 26, 2025·26m
  55. 55

    Do birds understand us?

    Sep 19, 2025·26m
  56. 56

    Why am I so sentimental?

    Sep 12, 2025·26m
  57. 57

    Will drinking milk help me live longer?

    Sep 5, 2025·26m
  58. 58

    How long will traces of our civilisation last?

    Aug 29, 2025·34m
  59. 59

    How does camouflage work?

    Aug 22, 2025·37m
  60. 60

    How long does light last?

    Aug 15, 2025·26m
  61. 61

    Can we stop the rain?

    Aug 8, 2025·32m
  62. 62

    How are teeth made?

    Aug 1, 2025·30m
  63. 63

    Trailer: 13 Minutes Presents: The Space Shuttle

    Jul 28, 2025·3m
  64. 64

    Could technology improve our brains?

    Jul 25, 2025·26m
  65. 65

    What if the Earth spun backwards?

    Jul 18, 2025·26m
  66. 66

    Where did Earth’s water come from?

    Jul 11, 2025·31m
  67. 67

    Can we harness solar energy from other stars?

    Jul 4, 2025·26m
  68. 68

    Why are twins special?

    Jun 27, 2025·26m
  69. 69

    How can we persuade more people to cycle?

    Jun 20, 2025·26m
  70. 70

    Was there an idyllic time before carnivores?

    Jun 13, 2025·26m
  71. 71

    What’s that background hum I hear?

    Jun 6, 2025·28m
  72. 72

    What on earth is quantum?

    May 30, 2025·30m
  73. 73

    Can eating honey help save bees?

    May 23, 2025·27m
  74. 74

    Is my yoghurt really alive?

    May 16, 2025·26m
  75. 75

    Is red sky at night really sailor’s delight?

    May 9, 2025·28m
  76. 76

    Why can't I fall asleep?

    May 2, 2025·29m
  77. 77

    Can we feed everyone?

    Apr 25, 2025·31m
  78. 78

    Why am I always late?

    Apr 18, 2025·26m
  79. 79

    Why do animals swallow rocks?

    Apr 11, 2025·30m
  80. 80

    How do you measure a mountain?

    Apr 4, 2025·26m
  81. 81

    Where in the world will I weigh least?

    Mar 28, 2025·26m
  82. 82

    Are there global food allergy hotspots?

    Mar 21, 2025·30m
  83. 83

    Are humans naturally monogamous?

    Mar 14, 2025·27m
  84. 84

    Is water wet?

    Mar 7, 2025·26m
  85. 85

    Whatever happened to tangerines?

    Feb 28, 2025·29m
  86. 86

    Why isn't the sky green?

    Feb 21, 2025·27m
  87. 87

    Is anything truly random?

    Feb 14, 2025·26m
  88. 88

    Why can't I remember my early childhood?

    Feb 7, 2025·27m
  89. 89

    Is my smartwatch good for my health?

    Jan 31, 2025·28m
  90. 90

    How high can birds fly?

    Jan 24, 2025·27m
  91. 91

    Which animal has the biggest carbon footprint?

    Jan 17, 2025·29m
  92. 92

    Is beer better without alcohol?

    Jan 10, 2025·33m
  93. 93

    Why am I embarrassed when I fall?

    Jan 3, 2025·26m
  94. 94

    I didn’t know that!

    Dec 27, 2024·26m
  95. 95

    Will the Earth ever lose its Moon?

    Dec 20, 2024·26m
  96. 96

    Why does pain sometimes feel good?

    Dec 13, 2024·29m
  97. 97

    Why am I good at jigsaw puzzles?

    Dec 7, 2024·32m
  98. 98

    Can I improve my sense of direction?

    Nov 29, 2024·30m
  99. 99

    Why can't my dog live as long as me?

    Nov 22, 2024·29m
  100. 100

    What does my voice say about me?

    Nov 15, 2024·32m
  101. 101

    Why is my house getting sunnier?

    Nov 8, 2024·30m
  102. 102

    Why do some mushrooms glow?

    Nov 1, 2024·29m
  103. 103

    Why do languages fade from us?

    Oct 25, 2024·27m
  104. 104

    Why do my armpits smell?

    Oct 18, 2024·26m
  105. 105

    What's the fairest voting system?

    Oct 11, 2024·32m
  106. 106

    Why don’t sunflowers fall over?

    Oct 9, 2024·26m
  107. 107

    How did the Moon affect the dinosaurs?

    Sep 27, 2024·31m
  108. 108

    Are we mature by 18?

    Sep 20, 2024·30m
  109. 109

    Is the car an apex predator?

    Sep 13, 2024·40m
  110. 110

    What is the voice inside my head?

    Sep 6, 2024·28m
  111. 111

    Can my body regenerate?

    Aug 30, 2024·32m
  112. 112

    Why am I symmetrical?

    Aug 23, 2024·32m
  113. 113

    Can we improve the shipping container?

    Aug 16, 2024·33m
  114. 114

    How do fish survive in the deep ocean?

    Aug 9, 2024·28m
  115. 115

    Why is my handwriting so messy?

    Aug 2, 2024·30m
  116. 116

    Why is a ship a ‘she’?

    Jul 26, 2024·31m
  117. 117

    Why am I afraid of this building?

    Jul 19, 2024·26m
  118. 118

    What is the weight of the internet?

    Jul 12, 2024·38m
  119. 119

    How does a snake climb a tree?

    Jul 5, 2024·27m
  120. 120

    How many flies have ever existed?

    Jun 28, 2024·31m
  121. 121

    Is every atom unique?

    Jun 21, 2024·33m
  122. 122

    Why are the seas salty?

    Jun 14, 2024·31m
  123. 123

    How fast can a raindrop cross the globe?

    Jun 7, 2024·26m
  124. 124

    Why does wine taste better over time?

    May 31, 2024·30m
  125. 125

    Will mountains shrink as sea levels rise?

    May 24, 2024·26m
  126. 126

    What does prayer do to my brain?

    May 17, 2024·28m
  127. 127

    Why are people still dying from malaria?

    May 10, 2024·28m
  128. 128

    Why am I bad at maths?

    May 3, 2024·31m
  129. 129

    How should we protect our coastlines?

    Apr 26, 2024·27m
  130. 130

    Are our coastlines being washed away?

    Apr 19, 2024·26m
  131. 131

    How do my ears sense direction?

    Apr 12, 2024·33m
  132. 132

    How many people have ever existed?

    Apr 5, 2024·26m
  133. 133

    Could climate change lead to more volcanic eruptions?

    Mar 29, 2024·27m
  134. 134

    Do animals have anxious habits like us?

    Mar 22, 2024·27m
  135. 135

    Is the BMI fatphobic?

    Mar 15, 2024·29m
  136. 136

    Do we all see the same colour?

    Mar 8, 2024·29m
  137. 137

    How bad is our data for the planet?

    Mar 1, 2024·27m
  138. 138

    Why do we have wisdom teeth?

    Feb 23, 2024·29m
  139. 139

    What time was the first clock set to?

    Feb 16, 2024·27m
  140. 140

    When will the next earthquake hit?

    Feb 9, 2024·27m
  141. 141

    Why do we daydream?

    Feb 2, 2024·31m
  142. 142

    How should we measure cleverness?

    Jan 26, 2024·26m
  143. 143

    Were humans ever semi-aquatic?

    Jan 19, 2024·27m
  144. 144

    Can planting trees solve the climate crisis?

    Jan 12, 2024·26m
  145. 145

    Will electric cars help solve noise pollution?

    Jan 5, 2024·28m
  146. 146

    2023 Year End Extravaganza, Part 2

    Dec 29, 2023·27m
  147. 147

    2023 Year-End Extravaganza, Part 1

    Dec 22, 2023·36m
  148. 148

    Are seeds alive?

    Dec 15, 2023·27m
  149. 149

    Where does our fat go when we exercise?

    Dec 8, 2023·26m
  150. 150

    What is brainwashing?

    Dec 1, 2023·37m
  151. 151

    What’s the difference between reading and listening to books?

    Nov 24, 2023·28m
  152. 152

    Why do we lie?

    Nov 17, 2023·27m
  153. 153

    What will 1.5° of warming look like?

    Nov 10, 2023·40m
  154. 154

    How does food affect our mood?

    Nov 3, 2023·27m
  155. 155

    Green Man Festival: Why are some animals so ugly?

    Oct 27, 2023·26m
  156. 156

    Which is healthier, farmed or wild salmon?

    Oct 20, 2023·36m
  157. 157

    Why are spices delicious?

    Oct 13, 2023·27m
  158. 158

    Can humans be part of healthy ecosystems?

    Oct 6, 2023·30m
  159. 159

    What is consciousness?

    Sep 29, 2023·37m
  160. 160

    Can we grow a conscious brain?

    Sep 22, 2023·27m
  161. 161

    Why am I scared of bridges?

    Sep 15, 2023·28m
  162. 162

    Why do my children stress me out?

    Sep 8, 2023·27m
  163. 163

    What does a sustainable life look like?

    Sep 1, 2023·29m
  164. 164

    How do butterflies and moths fly?

    Aug 25, 2023·27m
  165. 165

    What is the weight of the internet?

    Aug 18, 2023·36m
  166. 166

    Are dogs good for us?

    Aug 11, 2023·28m
  167. 167

    Is the ‘sunshine cure’ a real thing?

    Aug 4, 2023·26m
  168. 168

    Is the ‘sunshine cure’ a real thing?

    Aug 4, 2023·27m
  169. 169

    Why does some music make us sad?

    Jul 28, 2023·35m
  170. 170

    Why do we get bored?

    Jul 21, 2023·27m
  171. 171

    Why aren't we all ambidextrous?

    Jul 14, 2023·35m
  172. 172

    Why do we experience vertigo?

    Jul 7, 2023·33m
  173. 173

    Why do I crave unhealthy foods?

    Jun 30, 2023·31m
  174. 174

    Human v machine

    Jun 23, 2023·28m
  175. 175

    Why can’t I see images in my head?

    Jun 16, 2023·38m
  176. 176

    Can Artificial Intelligence teach itself?

    Jun 9, 2023·26m
  177. 177

    Is there a connection between memory and speech?

    Jun 2, 2023·28m
  178. 178

    Why is the sun at the centre?

    May 26, 2023·28m
  179. 179

    Can sea-swimming improve my health?

    May 19, 2023·33m
  180. 180

    Why am I so lazy?

    May 12, 2023·37m
  181. 181

    What are Ostriches for?

    May 5, 2023·29m
  182. 182

    What's living inside my gut?

    Apr 28, 2023·33m
  183. 183

    Do we have a sense of time?

    Apr 21, 2023·35m
  184. 184

    Is there anyone out there?

    Apr 14, 2023·28m
  185. 185

    What does flying do to my body?

    Apr 7, 2023·38m
  186. 186

    How do my ears sense direction?

    Mar 31, 2023·37m
  187. 187

    Why do some people have panic attacks?

    Mar 24, 2023·42m
  188. 188

    Can robots be soft?

    Mar 17, 2023·29m
  189. 189

    Do climbing plants know where they’re going?

    Mar 3, 2023·29m
  190. 190

    Where does our fat go when we exercise?

    Feb 24, 2023·34m
  191. 191

    Are yoga claims bogus claims?

    Feb 17, 2023·28m
  192. 192

    Who’s afraid of public speaking?

    Feb 9, 2023·28m
  193. 193

    How bad is our noise problem?

    Feb 3, 2023·35m
  194. 194

    Where does the sand in a desert come from?

    Jan 27, 2023·28m
  195. 195

    Why do we get jealous?

    Jan 20, 2023·30m
  196. 196

    What happens to insects in the winter?

    Jan 13, 2023·28m
  197. 197

    How do you balance on a bicycle?

    Jan 6, 2023·28m
  198. 198

    Bullying Parrots and Glacial Cocktails

    Dec 30, 2022·30m
  199. 199

    Why are my parents so annoying?

    Dec 23, 2022·31m
  200. 200

    What is friction?

    Dec 18, 2022·36m
  201. 201

    Could my house run out of air?

    Dec 9, 2022·32m
  202. 202

    What gives clouds their shapes?

    Dec 2, 2022·29m
  203. 203

    How do we behave in crowds?

    Nov 25, 2022·26m
  204. 204

    Why don’t we fall out of bed when we’re asleep?

    Nov 18, 2022·34m
  205. 205

    Where do we go when the seas rise?

    Nov 11, 2022·37m
  206. 206

    How long before all the ice melts?

    Nov 4, 2022·32m
  207. 207

    When does weather change become climate change?

    Oct 28, 2022·34m
  208. 208

    Why can't I change my accent?

    Oct 21, 2022·29m
  209. 209

    How is mental health being supported in Africa?

    Oct 14, 2022·27m
  210. 210

    Why am I gay?

    Oct 7, 2022·36m
  211. 211

    Why are fish fish-shaped?

    Sep 30, 2022·32m
  212. 212

    Why don’t some things burn?

    Sep 23, 2022·28m
  213. 213

    Is there a language of laughter?

    Sep 16, 2022·28m
  214. 214

    Can animals count?

    Sep 10, 2022·31m
  215. 215

    What happens to insects in the winter?

    Sep 2, 2022·41m
  216. 216

    What is white?

    Aug 19, 2022·28m
  217. 217

    Can smells fill you up?

    Aug 15, 2022·33m
  218. 218

    Are humans naturally clean and tidy?

    Aug 5, 2022·28m
  219. 219

    Why is this song stuck in my head?

    Jul 22, 2022·33m
  220. 220

    Are viruses the key to fighting infections?

    Jul 15, 2022·32m
  221. 221

    Are artistic brains different?

    Jul 8, 2022·35m
  222. 222

    What is healthy hair?

    Jul 1, 2022·33m
  223. 223

    Can we get better at accepting death?

    Jun 24, 2022·34m
  224. 224

    What is a quantum computer?

    Jun 17, 2022·32m
  225. 225

    Human v machine

    Jun 10, 2022·31m
  226. 226

    Why do bright lights make me sneeze?

    Jun 3, 2022·38m
  227. 227

    Why can't I find gold in my back yard?

    May 27, 2022·42m
  228. 228

    Why does ancient stuff get buried?

    May 20, 2022·30m
  229. 229

    Does photographic memory exist?

    May 13, 2022·35m
  230. 230

    How far could gene editing go?

    May 6, 2022·32m
  231. 231

    How do you balance on a bicycle?

    Apr 29, 2022·34m
  232. 232

    Why did the ancient Maya abandon their cities?

    Apr 22, 2022·34m
  233. 233

    How should we measure cleverness?

    Hidden gem

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    Apr 15, 2022·44m·2 clips
  234. 234

    How many fossils are there?

    Apr 8, 2022·28m
  235. 235

    Why do animals migrate? Part 2

    Hidden gem

    CrowdScience takes its question to sea.

    Apr 1, 2022·44m·2 clips
  236. 236

    Why do animals migrate? Part 1

    Mar 25, 2022·37m
  237. 237

    Is maths real?

    Mar 18, 2022·32m
  238. 238

    Does massage work?

    Mar 11, 2022·35m
  239. 239

    How high can insects fly?

    Mar 4, 2022·27m
  240. 240

    How did we discover fire?

    Feb 25, 2022·31m
  241. 241

    How do you navigate in space?

    Feb 18, 2022·32m
  242. 242

    Are we too selfish to save the planet?

    Feb 11, 2022·35m
  243. 243

    How does my radio work?

    Jan 28, 2022·29m
  244. 244

    Does dark matter still matter?

    Jan 21, 2022·30m
  245. 245

    Are big-heads smarter?

    Jan 14, 2022·28m
  246. 246

    Why do we get bored?

    Jan 7, 2022·30m
  247. 247

    How do you like your eggs in the morning?

    Dec 31, 2021·41m
  248. 248

    CrowdScience Christmas bonanza

    Dec 24, 2021·32m
  249. 249

    How can I keep fruit & veg fresh for longer?

    Dec 17, 2021·33m
  250. 250

    What's the best way to make a decision?

    Dec 10, 2021·36m
  251. 251

    What makes stuff sticky?

    Dec 3, 2021·33m
  252. 252

    Which is better: Optimism or pessimism?

    Nov 26, 2021·32m
  253. 253

    Would my cat survive in the wild?

    Nov 19, 2021·31m
  254. 254

    Can we recycle concrete?

    Nov 12, 2021·26m
  255. 255

    Can COP26 deliver on climate change?

    Nov 5, 2021·40m
  256. 256

    Could we completely switch to renewable energy?

    Oct 29, 2021·35m
  257. 257

    Should I have kids?

    Oct 22, 2021·36m
  258. 258

    Can we grow a conscious brain?

    Oct 15, 2021·36m
  259. 259

    Does the planet need snails?

    Oct 8, 2021·35m
  260. 260

    Do plants have immune systems?

    Oct 1, 2021·32m
  261. 261

    How do flowers know when to bloom?

    Sep 24, 2021·33m
  262. 262

    How did eyes evolve?

    Sep 17, 2021·35m
  263. 263

    Can we transfer electricity wirelessly?

    Sep 10, 2021·34m
  264. 264

    Can we save our night skies?

    Sep 3, 2021·32m
  265. 265

    How did our ancestors sleep?

    Aug 27, 2021·27m
  266. 266

    Why is human skin so rubbish?

    Aug 21, 2021·34m
  267. 267

    How can smart tech tackle climate change?

    Aug 13, 2021·38m
  268. 268

    Can video games help me or harm me?

    Aug 6, 2021·34m
  269. 269

    Do I really have to clean my recycling?

    Jul 30, 2021·32m
  270. 270

    Am I a psychopath?

    Jul 23, 2021·36m
  271. 271

    Why do my cables keep getting tangled?

    Jul 16, 2021·32m
  272. 272

    Why is standing more tiring than walking?

    Jul 9, 2021·30m
  273. 273

    Why do I feel hungry?

    Jul 2, 2021·36m
  274. 274

    What happened to my sense of smell?

    Jun 25, 2021·27m
  275. 275

    Does my equator look big in this?

    Jun 18, 2021·37m
  276. 276

    Why do I have such a sweet tooth?

    Jun 11, 2021·38m
  277. 277

    What is the point of menstruation?

    Jun 4, 2021·40m
  278. 278

    Is my neighbour’s noise harming my health?

    May 28, 2021·28m
  279. 279

    How old are the elements?

    May 21, 2021·37m
  280. 280

    Could we turn poisonous plants into edible crops?

    May 14, 2021·28m
  281. 281

    Why is learning stuff harder as you get older?

    May 7, 2021·36m
  282. 282

    Why are seeds such different sizes?

    Apr 30, 2021·34m
  283. 283

    What can we learn from wastewater?

    Apr 23, 2021·38m
  284. 284

    Why does grief leave me feeling this way?

    Apr 16, 2021·37m
  285. 285

    Why do we gossip?

    Apr 9, 2021·37m
  286. 286

    If a tree falls in a forest does it make a sound?

    Apr 2, 2021·40m
  287. 287

    Do animals use medicine?

    Mar 26, 2021·30m
  288. 288

    Can space exploration be environmentally friendly?

    Mar 19, 2021·40m
  289. 289

    How does my mind talk to my body?

    Mar 12, 2021·40m
  290. 290

    Why does it feel so good to swear?

    Mar 5, 2021·33m
  291. 291

    Why do men rule the world?

    Feb 26, 2021·38m
  292. 292

    Can we build houses from living trees?

    Feb 19, 2021·33m
  293. 293

    Can I improve my sense of direction?

    Feb 12, 2021·40m
  294. 294

    Can being happy help me fight infection?

    Feb 5, 2021·40m
  295. 295

    Will giving up alcohol improve my sperm count?

    Jan 29, 2021·36m
  296. 296

    Are there downsides to deep cleaning?

    Jan 22, 2021·33m
  297. 297

    What are the limits of human endurance?

    Jan 15, 2021·34m
  298. 298

    Do green spaces make us healthier?

    Jan 8, 2021·33m
  299. 299

    Is a fungus intelligent?

    Jan 1, 2021·29m
  300. 300

    Do animals exercise?

    Dec 25, 2020·38m
  301. 301

    Was I born clumsy?

    Dec 18, 2020·36m
  302. 302

    Will our spacecraft ever reach the stars?

    Dec 11, 2020·28m
  303. 303

    Are humans naturally clean and tidy?

    Dec 4, 2020·32m
  304. 304

    Can we prevent wildfires?

    Nov 27, 2020·32m
  305. 305

    How does a breeze become a gale?

    Nov 20, 2020·28m
  306. 306

    How can I beat pain?

    Nov 13, 2020·39m
  307. 307

    Why are elephants so big?

    Nov 6, 2020·31m
  308. 308

    Can I learn to sing in tune?

    Oct 30, 2020·33m
  309. 309

    Am I related to a virus?

    Oct 23, 2020·29m
  310. 310

    Why do I blush?

    Oct 16, 2020·32m
  311. 311

    Why do planets spin?

    Oct 9, 2020·33m
  312. 312

    Why am I embarrassed to be naked?

    Sep 25, 2020·33m
  313. 313

    Why do we like spicy food?

    Sep 18, 2020·35m
  314. 314

    Why does running water make me need the toilet?

    Sep 4, 2020·30m
  315. 315

    What’s the yeast doing inside my bread?

    Aug 21, 2020·33m
  316. 316

    What is the point of slime?

    Aug 14, 2020·34m
  317. 317

    Does air traffic affect our weather?

    Aug 7, 2020·34m
  318. 318

    Why do conspiracy theories exist?

    Jul 31, 2020·39m
  319. 319

    Are some soaps better than others?

    Jul 24, 2020·34m
  320. 320

    How is human sound affecting sealife?

    Jul 17, 2020·38m
  321. 321

    Could earthworms help transform the future of farming?

    Jul 10, 2020·37m
  322. 322

    Is barefoot running better?

    Jul 3, 2020·31m
  323. 323

    What’s the point of blood types?

    Jun 26, 2020·36m
  324. 324

    Do animals have consciousness?

    Jun 19, 2020·37m
  325. 325

    Were my atoms once your atoms?

    Jun 12, 2020·37m
  326. 326

    Would you risk your life to save another?

    Jun 10, 2020·33m
  327. 327

    Why can’t you tickle yourself?

    Hidden gem

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    May 29, 2020·45m·2 clips
  328. 328

    How does a language begin?

    May 22, 2020·31m
  329. 329

    Does my toilet make sense?

    May 15, 2020·40m
  330. 330

    What is the smallest particle?

    May 8, 2020·31m
  331. 331

    How do I learn maths when school’s shut?

    May 1, 2020·35m
  332. 332

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    Apr 24, 2020·33m
  333. 333

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    Apr 23, 2020·27m
  334. 334

    How can I reduce stress?

    Apr 10, 2020·27m
  335. 335

    Will a placebo boost my sports performance?

    Apr 3, 2020·26m
  336. 336

    Can science explain why I love shopping?

    Mar 27, 2020·37m
  337. 337

    Can I trust DNA ancestry tests?

    Mar 20, 2020·33m
  338. 338

    What are scientists doing about coronavirus?

    Mar 13, 2020·30m
  339. 339

    Introducing 13 Minutes to the Moon Season 2

    Mar 9, 2020·4m
  340. 340

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    Mar 6, 2020·32m
  341. 341

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    Feb 28, 2020·37m
  342. 342

    Why do insects prefer to bite certain people?

    Feb 21, 2020·36m
  343. 343

    What is cancer?

    Feb 14, 2020·38m
  344. 344

    How did humans discover medicine?

    Feb 7, 2020·31m
  345. 345

    Can digital technology transform West Africa?

    Feb 1, 2020·32m
  346. 346

    Could we survive an extinction event?

    Jan 24, 2020·38m
  347. 347

    What is infinity?

    Jan 17, 2020·34m
  348. 348

    How low-carbon can CrowdScience go?

    Jan 10, 2020·41m
  349. 349

    How does the sun affect my body and mind?

    Jan 10, 2020·34m
  350. 350

    What is empathy?

    Jan 3, 2020·38m
  351. 351

    Did Crowdscience change your life?

    Dec 20, 2019·27m
  352. 352

    Can I save the insects?

    Dec 13, 2019·29m
  353. 353

    Would humans exist if dinosaurs were still alive?

    Dec 5, 2019·35m
  354. 354

    Could humans hibernate during interstellar travel?

    Nov 29, 2019·36m
  355. 355

    Should I stop eating palm oil?

    Nov 21, 2019·36m
  356. 356

    Can a machine read my mind?

    Nov 15, 2019·43m
  357. 357

    Why do I get sleepy?

    Nov 8, 2019·30m
  358. 358

    Can my stutter be cured?

    Nov 1, 2019·34m
  359. 359

    Will my salmon swim home?

    Oct 25, 2019·35m
  360. 360

    Is maths real?

    Oct 18, 2019·32m
  361. 361

    How can I live a longer life?

    Oct 11, 2019·26m
  362. 362

    Is a vegan diet better for your health?

    Sep 27, 2019·34m
  363. 363

    Could I learn to think like Sherlock Holmes?

    Sep 20, 2019·34m
  364. 364

    Can my migraines be cured?

    Sep 13, 2019·34m
  365. 365

    Are extroverts really happier?

    Sep 6, 2019·27m
  366. 366

    Do we need more space stations?

    Aug 30, 2019·32m
  367. 367

    How can I motivate myself?

    Aug 23, 2019·38m
  368. 368

    Global infertility: Could The Handmaid’s Tale become reality?

    Aug 16, 2019·40m
  369. 369

    Can I predict the future?

    Aug 5, 2019·36m
  370. 370

    How many fossils are there?

    Aug 2, 2019·30m
  371. 371

    Why do we pull faces when we concentrate?

    Jul 26, 2019·33m
  372. 372

    Where’s my time machine?

    Jul 19, 2019·43m
  373. 373

    Who were the first farmers?

    Jul 12, 2019·29m
  374. 374

    Why do some people eat soil?

    Jul 5, 2019·33m
  375. 375

    Can we prevent traffic jams?

    Jun 28, 2019·35m
  376. 376

    What’s the best way to breathe?

    Jun 21, 2019·31m
  377. 377

    Are there new ways to beat depression?

    Jun 14, 2019·26m
  378. 378

    Can singing improve our health?

    Jun 7, 2019·33m
  379. 379

    How are we evolving?

    May 31, 2019·34m
  380. 380

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    May 24, 2019·32m
  381. 381

    Could dark matter harbour dark life?

    May 17, 2019·31m
  382. 382

    How does a single cell become me?

    May 10, 2019·28m
  383. 383

    Did cooking make us human?

    May 4, 2019·31m
  384. 384

    Could viruses help fight super-bugs?

    Apr 26, 2019·31m
  385. 385

    Will we ever know what the universe is made of?

    Apr 19, 2019·35m
  386. 386

    Why do we find things beautiful?

    Apr 12, 2019·30m
  387. 387

    What are dreams for?

    Apr 5, 2019·29m
  388. 388

    Which milk is best for me and the planet?

    Mar 29, 2019·32m
  389. 389

    Why do we like some animals and hate others?

    Mar 22, 2019·31m
  390. 390

    When will an African visit Mars?

    Mar 15, 2019·33m
  391. 391

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    Mar 8, 2019·32m
  392. 392

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    Mar 1, 2019·33m
  393. 393

    Does brain size matter?

    Feb 22, 2019·28m
  394. 394

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    Feb 15, 2019·30m
  395. 395

    Could a ‘zombie’ virus kill us all?

    Feb 8, 2019·32m
  396. 396

    Is Recycling All Our Waste at Home Possible?

    Feb 1, 2019·31m
  397. 397

    Why Do We Bury Our Dead?

    Jan 25, 2019·29m
  398. 398

    Why can’t I remember my accident?

    Jan 18, 2019·34m
  399. 399

    Can Volcanoes Power the World?

    Jan 11, 2019·33m
  400. 400

    How Bird-Like Were Dinosaurs?

    Jan 4, 2019·27m
  401. 401

    What is the future of space travel?

    Dec 28, 2018·28m
  402. 402

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    Dec 24, 2018·26m
  403. 403

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    Dec 14, 2018·34m
  404. 404

    Why do Women Live Longer than Men?

    Dec 7, 2018·30m
  405. 405

    Is Soil The Secret to Slowing Climate Change?

    Nov 30, 2018·29m
  406. 406

    Do You Smell What I Smell?

    Nov 23, 2018·31m
  407. 407

    Which Language is Most Efficient?

    Nov 16, 2018·34m
  408. 408

    Can We Make an Artificial Womb?

    Nov 9, 2018·28m
  409. 409

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    Nov 2, 2018·35m
  410. 410

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    Oct 26, 2018·29m
  411. 411

    What are the limits of human endurance?

    Oct 19, 2018·32m
  412. 412

    What Makes Us Superstitious?

    Oct 12, 2018·38m
  413. 413

    Can We Prevent Hurricanes?

    Oct 9, 2018·36m
  414. 414

    Does Asking Questions Improve Your Memory?

    Sep 28, 2018·29m
  415. 415

    What’s The Point of Laughter?

    Sep 21, 2018·28m
  416. 416

    Is Vaping Bad for your Health?

    Sep 14, 2018·27m
  417. 417

    Why Do Drivers Zone Out?

    Sep 7, 2018·27m
  418. 418

    Why Do Some Animals Change Sex?

    Aug 31, 2018·28m
  419. 419

    Is there life on Mars?

    Aug 24, 2018·28m
  420. 420

    Could humans live in underwater cities?

    Aug 18, 2018·33m
  421. 421

    Can we trap light in a box?

    Aug 10, 2018·30m
  422. 422

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    Aug 3, 2018·32m
  423. 423

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    Jul 27, 2018·31m
  424. 424

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    Jul 20, 2018·35m
  425. 425

    Why do Humans have Different Coloured Skin?

    Jul 13, 2018·29m
  426. 426

    Where Do All Our Vegetables Come From?

    Jul 6, 2018·31m
  427. 427

    Do Plants Talk about Sex?

    Jun 28, 2018·26m
  428. 428

    Will We Run Out of Groundwater?

    Jun 22, 2018·30m
  429. 429

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    Jun 15, 2018·32m
  430. 430

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    Jun 8, 2018·30m
  431. 431

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    Jun 1, 2018·29m
  432. 432

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    May 25, 2018·31m
  433. 433

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    May 18, 2018·32m
  434. 434

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    May 11, 2018·34m
  435. 435

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    May 4, 2018·31m
  436. 436

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    Apr 27, 2018·30m
  437. 437

    Are Screens Bad For My Child’s Eyes?

    Apr 20, 2018·29m
  438. 438

    Why Do Insects Fly Towards Lights?

    Apr 13, 2018·28m
  439. 439

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    Apr 6, 2018·29m
  440. 440

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    Mar 30, 2018·35m
  441. 441

    Does Anything Stand Still?

    Mar 24, 2018·30m
  442. 442

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    Mar 16, 2018·34m
  443. 443

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    Mar 9, 2018·37m
  444. 444

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    Mar 2, 2018·29m
  445. 445

    Do Animals Have Accents?

    Feb 23, 2018·35m
  446. 446

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    Feb 16, 2018·33m
  447. 447

    Why Does Dark Matter, Matter?

    Feb 9, 2018·31m
  448. 448

    Must Life be Carbon-Based?

    Feb 2, 2018·31m
  449. 449

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    Jan 26, 2018·26m
  450. 450

    Are Crunchy Caterpillars the Food of the Future?

    Jan 19, 2018·29m
  451. 451

    When Does Speech Become Music?

    Jan 12, 2018·30m
  452. 452

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    Jan 5, 2018·29m
  453. 453

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    Dec 29, 2017·31m
  454. 454

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    Dec 22, 2017·31m
  455. 455

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    Dec 19, 2017·30m
  456. 456

    From Oldest to Strongest Living Thing

    Dec 8, 2017·28m
  457. 457

    Can We Revive Extinct Species Like the Dodo?

    Dec 1, 2017·33m
  458. 458

    Does Technology Change How we Fall in Love?

    Nov 27, 2017·30m
  459. 459

    Why are There Morning People and Night People?

    Nov 17, 2017·28m
  460. 460

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    Nov 10, 2017·33m
  461. 461

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    Nov 3, 2017·29m
  462. 462

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    Oct 31, 2017·37m
  463. 463

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    Oct 20, 2017·28m
  464. 464

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    Oct 13, 2017·27m
  465. 465

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    Oct 6, 2017·27m
  466. 466

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    Sep 29, 2017·27m
  467. 467

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    Sep 22, 2017·32m
  468. 468

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    Sep 15, 2017·29m
  469. 469

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    Sep 1, 2017·27m
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    Aug 25, 2017·28m
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    Aug 18, 2017·32m
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    Aug 4, 2017·29m
  475. 475

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    Jul 28, 2017·27m
  476. 476

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    Jul 21, 2017·27m
  477. 477

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    Jul 14, 2017·29m
  478. 478

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    Jul 7, 2017·31m
  479. 479

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    Jun 30, 2017·28m
  480. 480

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    Jun 23, 2017·28m
  481. 481

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    Jun 16, 2017·30m
  482. 482

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    Jun 9, 2017·28m
  483. 483

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    Jun 2, 2017·27m
  484. 484

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    May 26, 2017·30m
  485. 485

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    May 19, 2017·27m
  486. 486

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    May 12, 2017·27m
  487. 487

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    May 5, 2017·27m
  488. 488

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    Apr 28, 2017·27m
  489. 489

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    Apr 21, 2017·27m
  490. 490

    Space Mining

    Apr 14, 2017·27m
  491. 491

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    Apr 7, 2017·27m
  492. 492

    Why Do We Have So Many Accents?

    Mar 31, 2017·27m
  493. 493

    Does Weather Affect our Health?

    Mar 25, 2017·27m
  494. 494

    Science at the Movies

    Mar 18, 2017·27m
  495. 495

    Is Being Fat a Choice?

    Mar 14, 2017·27m
  496. 496

    Can Trees Help us Fight Air Pollution?

    Mar 4, 2017·27m
  497. 497

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    Feb 25, 2017·30m
  498. 498

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    Feb 18, 2017·26m
  499. 499

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    Feb 11, 2017·27m
  500. 500

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