Playlist

The most popular science talks

Spellbinding, stimulating, seductive ... science? Here, the 10 most-watched science talks on TED.com. See why.

Mary Roach

10 things you didn't know about orgasm

Jill Bolte Taylor

My stroke of insight

Dan Pink

The puzzle of motivation

Pamela Meyer

How to spot a liar

Shawn Achor

The happy secret to better work

Dan Gilbert

The surprising science of happiness

David Gallo

Underwater astonishments

Elon Musk

The future we're building -- and boring

Judson Brewer

A simple way to break a bad habit

Helen Fisher

Why we love, why we cheat

Stephen Hawking

Questioning the universe