Phil Plait: How to Defend Earth From Asteroids
What's six miles wide and can end civilization in an instant? An asteroid - and there are lots of them out there. With humor and great visuals, Phil Plait enthralls the TEDxBoulder audience with all the ways asteroids can kill, and what we must do to avoid them.
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Amy Cuddy: Your Body Language Shapes Who You Are
Body language affects how others see us, but it may also change how we see ourselves. Social psychologist Amy Cuddy shows how power posing can affect testosterone and cortisol levels in the brain, and might even have an impact on our chances for success.
The Power of Introverts
In a culture where being social and outgoing are prized above all else, it can be difficult, even shameful, to be an introvert. But, as Susan Cain argues in this passionate talk, introverts bring extraordinary talents and abilities to the world, and should be encouraged and celebrated.
James Hansen: Why I Must Speak Out About Climate Change
Top climate scientist James Hansen tells the story of his involvement in the science of and debate over global climate change. In doing so he outlines the overwhelming evidence that change is happening and why that makes him deeply worried about the future.
Louie Schwartzberg: Nature. Beauty. Gratitude.
Louie Schwartzberg is an award-winning cinematographer, director, and producer whose notable career spans more than three decades providing breathtaking imagery for feature films, television shows, documentaries and commercials.
Life = Risk
This motivational video discusses the failures that famous people like Michael Jordan and Thomas Edison had to overcome before realizing amazing success.