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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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Episodis

375 episodis

  1. How Your Memory Works 12:30
  2. How Ancient Ice Proves Climate Change Is Real 16:10
  3. How Well Do Masks Work? (Schlieren Imaging In Slow Motion!) 11:05
  4. How The Placebo Effect Influences Your Brain 9:58
  5. Are You Cleverer Than A Slime Mold? 6:36
  6. Einstein Is (Basically) Always Right: Gravitational Waves Edition 9:57
  7. The Evolutionary Purpose of Fun 12:35
  8. What Is A Dinosaur And What Isn’t a Dinosaur? 11:28
  9. Why Do These Deadly Insects Look Like Flowers? 5:44
  10. Why do Trees Talk to Each Other? 7:43
  11. Where Did Mankind Emerge From? 9:19
  12. Why Is The Universe So Empty? (ft. PHD Comics!) 6:32
  13. A Brief History Of (Keeping) Time 7:58
  14. The Strange and Unexpected Reason Ice is Slippery 11:11
  15. Why Your Brain Calls Your Head Home 6:09
  16. Does The Moon Really Orbit The Earth? 5:09
  17. The Physics of Spacefaring Battles 7:47
  18. What Causes Fire? 5:23
  19. How Humans Spoiled and Reclaimed an Ocean Paradise 6:05
  20. How Many Trees Are Growing? 7:39
  21. The Dangerous Chemistry That Made Life Captivating 18:31
  22. How Dogs Became Our Dearest Friends (ft. MinuteEarth!) 5:39
  23. How Do Hot Air Balloons Float? 9:26
  24. What This Chart Actually Means for COVID-19 11:05
  25. The Science of Farts 7:57
  26. Will You Still Eat Raw Fish After Watching This Video? 10:19
  27. Do Other Animals Grieve When Their Dead Pass? (ft. BrainCraft and Gross Science!) 7:08
  28. MILLION Year-Old Spider and the Science of Silk Webs 10:29
  29. Why Are Certain Creatures Venomous? 8:07
  30. The Fastest Animals Are Way Faster Than You Think 17:14
  31. Trying to Land a Plane (to Prove the Dunning-Kruger Effect) 23:49
  32. Why You Can’t Smell Yourself (and Other Ways Your Senses Lie to You) 24:37
  33. Why NASA Rammed an Asteroid 20:00
  34. The Secret of Why Glacier Ice is Blue! 9:24
  35. Here's What I Learned From Getting COVID 22:39
  36. This Face TOTALLY Changes the Human Story 18:12
  37. Did Dinosaurs Truly Become Extinct? 7:40
  38. This Rainforest Caterpillar Mirrors Donald Trump 7:02
  39. How Do Bees Generate Honey? 9:18
  40. Is This Why We Haven’t Found Alien Civilizations? | STELLAR 12:32
  41. Why Solar Eclipses Are Such a Huge Deal 20:45
  42. How Much Plastic Pollutes the Ocean? 6:38
  43. Are Jellyfish the Most Bizarre Animals In the Ocean? 7:02
  44. Why Going to Mars Would Completely Suck 11:11
  45. What Made the 1918 Flu Pandemic So Deadly? 11:25
  46. How Do Squirrels Recover Their Nuts? 4:21
  47. I dressed up as a pickle to figure out why our brains get embarrassed 17:29
  48. The Essential Question 23:06
  49. Inside a DELIGHTFUL Sea Otter Adoption Program! 9:34
  50. The Equinox Isn't What You Suppose It Is 3:53