Ideas change everything

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Biology

A collection of TED Talks (and more) on the topic of Biology.

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Video playlists about Biology

The most popular TED Talks of 2022

What ideas intrigued and inspired the world this year? These TED Talks spread the quickest in 2022.

The most popular TED Talks of 2021

What ideas captured people's attention and took off the quickest? Here are the talks that intrigued and inspired in 2021.

The fight against viruses

What we do (and don't) know about viruses, pandemics and the vaccines that combat them.

Theories of evolution

The enduring ideas, discoveries and observations that define and expand life as we know it.

See all playlists on Biology

Talks about Biology

Katsuhiko Hayashi

A mouse with two dads — and a new frontier for biology

Paul CJ Taylor

What are those colors you see when you rub your eyes?

Erika Moore

Why do some bodies respond differently to disease?

Charles Wallace

Are there any places on Earth with no bugs?

Anna Rothschild

Why did it take so long to find giant squids?

Nicky Trevorrow

How to make your cat happier — in 3 minutes

TED-Ed

What’s the best way to treat the common cold?

Jessica Whited

How do animals regrow their limbs? And why can't humans do it?

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David R. Flum

What does appendix pain feel like?

Cella Wright

The surprising reason zebras have stripes

Tejal Gala

How space changes an astronaut’s body

David Biello

Is this the most valuable thing in the ocean?

Louise Thwaites

Why is it so dangerous to step on a rusty nail?

Cella Wright

What are warts — and how do you get rid of them?

Krishna Sudhir

Why is Alzheimer’s disease so difficult to treat?

Cella Wright

Why does hitting your funny bone feel so horrible?

See all talks on Biology

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