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It's Okay to Be Smart
The REAL Physics of Hot Air Balloons!
Season 3
Episode 54
The science of hot air balloons may surprise you.
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How did dinosaurs become birds—and what good is half a wing?
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Just how big would a telescope need to be to actually see an alien world in detail?
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The key enzyme behind photosynthesis isn’t actually all that great at its job.
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This is one of the weirdest mysteries of human evolution: Why do we have grandmas?
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Why do some people taste music or hear colors? Let’s talk about synesthesia.
14:35
How a chemical in lizard spit inspired one of the most important medical advancements.
12:15
These diamond makers create one of the most amazing materials on Earth — from dead people.