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Be Smart.

Joe Hanson

We give you deep answers to simple questions about science and the rest of the universe. And also dad jokes.Be Smart is hosted by Joe Hanson, PhD. He's a molecular biologist and an award-winning science communicator and journalist

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Episodi

369 episodi

  1. What's The Loudest Sound That Could Exist? 5:52
  2. Using a Bunch of Mousetraps to Explain How Pandemics Work (feat. @theslowmoguys) 20:21
  3. Where Did Zika Arise? 9:33
  4. Why Do We Itch? 7:49
  5. Why Are There As Many Males As Females? 7:38
  6. Can Coral Reefs Adapt to Climate Change? 6:58
  7. Clarifying Lunar Eclipses and the SUPER BLOOD MOON! 6:34
  8. The Wonderful Science of… Dust? 7:23
  9. Why Are We The Only Humans Surviving? 10:16
  10. There Might Be a Dinosaur On Your Dinner Table 14:21
  11. Your Microbiome: The Microscopic Creatures That Keep You Alive! 9:26
  12. How Scorpions Became Earth's Toughest Survivors 18:22
  13. How Many Species Are Out There? 6:27
  14. Asteroid Mining Will Change Everything About Our Future In Space 9:48
  15. The INCREDIBLE Ancient Engineering That Built the Pyramids 9:46
  16. The Truth About Butterfly Metamorphosis (It's INCREDIBLY ODD) 20:15
  17. I Can't Believe We're Making Another COVID Video 22:07
  18. A Brief (Scientific) History of Butts 17:24
  19. How Your Memory Works 12:30
  20. How Ancient Ice Proves Climate Change Is Real 16:10
  21. How Well Do Masks Work? (Schlieren Imaging In Slow Motion!) 11:05
  22. How The Placebo Effect Influences Your Brain 9:58
  23. Are You Cleverer Than A Slime Mold? 6:36
  24. Einstein Is (Basically) Always Right: Gravitational Waves Edition 9:57
  25. The Evolutionary Purpose of Fun 12:35
  26. What Is A Dinosaur And What Isn’t a Dinosaur? 11:28
  27. Why Do These Deadly Insects Look Like Flowers? 5:44
  28. Why do Trees Talk to Each Other? 7:43
  29. Where Did Mankind Emerge From? 9:19
  30. Why Is The Universe So Empty? (ft. PHD Comics!) 6:32
  31. A Brief History Of (Keeping) Time 7:58
  32. The Strange and Unexpected Reason Ice is Slippery 11:11
  33. Why Your Brain Calls Your Head Home 6:09
  34. Does The Moon Really Orbit The Earth? 5:09
  35. The Physics of Spacefaring Battles 7:47
  36. What Causes Fire? 5:23
  37. How Humans Spoiled and Reclaimed an Ocean Paradise 6:05
  38. How Many Trees Are Growing? 7:39
  39. The Dangerous Chemistry That Made Life Captivating 18:31
  40. How Dogs Became Our Dearest Friends (ft. MinuteEarth!) 5:39
  41. How Do Hot Air Balloons Float? 9:26
  42. What This Chart Actually Means for COVID-19 11:05
  43. The Science of Farts 7:57
  44. Will You Still Eat Raw Fish After Watching This Video? 10:19
  45. Do Other Animals Grieve When Their Dead Pass? (ft. BrainCraft and Gross Science!) 7:08
  46. MILLION Year-Old Spider and the Science of Silk Webs 10:29
  47. Why Are Certain Creatures Venomous? 8:07
  48. The Fastest Animals Are Way Faster Than You Think 17:14
  49. Trying to Land a Plane (to Prove the Dunning-Kruger Effect) 23:49
  50. Why You Can’t Smell Yourself (and Other Ways Your Senses Lie to You) 24:37