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.
Other Videos That May Interest You:
The Adventures of a Cardboard Box
This short film tells the story of a boy who meets and befriends a large cardboard box, and was shot on a Nokia N8.Philip Zimbardo: The Demise of Guys?
Psychologist Philip Zimbardo asks, "Why are boys struggling?" He shares some stats (lower graduation rates, greater worries about intimacy and relationships) and suggests a few reasons -- and he asks for your help!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.Experience Life TV: Interview With Cindy Joseph
Hear from model and entrepreneur Cindy Joseph, creator of the Boom! by Cindy Joseph cosmetic line, and get her thoughts on the pro-age revolution.Antonio Damasio: The Quest to Understand Consciousness
Every morning we wake up and regain consciousness -- that is a marvelous fact -- but what exactly is it that we regain? Neuroscientist Antonio Damasio uses this simple question to give us a glimpse into how our brains create our sense of self.
