The 20 most popular TED Talks of all time

Nonprofit organization TED launched in 1984 with a mission to present ideas worth sharing.It has since become a cultural phenomenon, bringing together thought leaders from around the globe to give short, 18-minute talks about ideas that could change the world. Of themore than 1,800 TED Talks, which have been viewed a total of2.5 billion times across all platforms, a few have risen to the top. The following 20 talks are the most popular ever on Ted.com.This is an update of an article written by Samuel Blackstone and Aimee Groth.20. Keith Barry hacks the most complex thing in nature, the human brain.Views:8 millionKeith Barry is well known in Europe for his mind-blowing (literally) stunts. Some call him a magician, others call him a brain hacker. Whatever the name, Barry entertains with "brain magic," composing routines that exploit the human mind's loopholes and bugs. The effect is a revealing look into the complex software between our ears.RAW Embed19. David Blaine explains how he held his breath underwater for 17 minutes.Views: 8.5 millionMagician David Blaine reveals how he hit this world record and why he chooses to put his life on the line to entertain audiences. When he decided to see how long he could hold his breath, for example, a surgeon told him anything longer than six minutes would risk serious brain damage. "So, I took that as a challenge," Blaine says.RAW Embed18. Cameron Russell describes what it's really like to be a supermodel.Views: 8.5 millionThe Victoria Secret underwear model knows that she "won a genetic lottery," but she also admits that she is insecure, since she has to think about what she looks like every day."If you ever are wondering,'If I have thinner thighs and shinier hair, will I be happier''you just need to meet a group of models,because they have the thinnest thighs and the shiniest hair and the coolest clothes,and they're the most physically insecure women probably on the planet."RAW EmbedSee the rest of the story at Business Insider
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