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Biology

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TED Talk My stroke of insight Jill Bolte Taylor · TED Source's player TED Talk How I held my breath for 17 minutes David Blaine · TED Source's player TED Talk What is depression? Helen M. Farrell · TED Source's player TED Talk How to stay calm when you know you'll be stressed Daniel Levitin · TED Source's player TED Talk Sleep is your superpower Matt Walker · TED Source's player TED Talk A simple way to break a bad habit Judson Brewer · TED Source's player TED Talk What would happen if you didn't drink water? Mia Nacamulli · TED Source's player TED Talk What makes muscles grow? Jeffrey Siegel · TED Source's player TED Talk What are those floaty things in your eye? Michael Mauser · TED Source's player TED Talk How the food you eat affects your brain Mia Nacamulli · TED Source's player TED Talk The surprising science of happiness Dan Gilbert · TED Source's player TED Talk The benefits of a bilingual brain Mia Nacamulli · TED Source's player TED Talk The brain-changing benefits of exercise Wendy Suzuki · TED Source's player TED Talk How do cigarettes affect the body? Krishna Sudhir · TED Source's player TED Talk Why do women have periods? TED-Ed · TED Source's player TED Talk What would happen if you didn't sleep? Claudia Aguirre · TED Source's player TED Talk Underwater astonishments David Gallo · TED Source's player TED Talk Your brain hallucinates your conscious reality Anil Seth · TED Source's player TED Talk You can grow new brain cells. Here's how Sandrine Thuret · TED Source's player TED Talk Why do cats act so weird? Tony Buffington · TED Source's player TED Talk What causes dandruff, and how do you get rid of it? Thomas L. Dawson · TED Source's player TED Talk Questioning the universe Stephen Hawking · TED Source's player TED Talk How to control someone else's arm with your brain Greg Gage · TED Source's player TED Talk How stretching actually changes your muscles Malachy McHugh · TED Source's player TED Talk Why we love, why we cheat Helen Fisher · TED Source's player TED Talk The surprising effects of pregnancy TED-Ed · TED Source's player TED Talk The loathsome lethal mosquito Rose Eveleth · TED Source's player TED Talk Why are some people left-handed? Daniel M. Abrams · TED Source's player TED Talk The habits of happiness Matthieu Ricard · TED Source's player TED Talk What explains the rise of humans? Yuval Noah Harari · TED Source's player TED Talk How does alcohol make you drunk? Judy Grisel · TED Source's player TED Talk Are athletes really getting faster, better, stronger? David Epstein · TED Source's player TED Talk What hallucination reveals about our minds Oliver Sacks · TED Source's player TED Talk How tsunamis work Alex Gendler · TED Source's player TED Talk What happens during a heart attack? Krishna Sudhir · TED Source's player TED Talk Why do we sleep? Russell Foster · TED Source's player TED Talk How to fight desertification and reverse climate change Allan Savory · TED Source's player TED Talk 6 ways mushrooms can save the world Paul Stamets · TED Source's player TED Talk What you can do to prevent Alzheimer's Lisa Genova · TED Source's player TED Talk Why is it so dangerous to step on a rusty nail? Louise Thwaites · TED Source's player TED Talk The benefits of a good night's sleep Shai Marcu · TED Source's player TED Talk The game that can give you 10 extra years of life Jane McGonigal · TED Source's player TED Talk What causes headaches? Dan Kwartler · TED Source's player TED Talk The new era of positive psychology Martin Seligman · TED Source's player TED Talk What's that ringing in your ears? Marc Fagelson · TED Source's player TED Talk How the food you eat affects your gut Shilpa Ravella · TED Source's player TED Talk Science can answer moral questions Sam Harris · TED Source's player TED Talk How do carbohydrates impact your health? Richard J. Wood · TED Source's player