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:
Alexander Tsiaras: Conception to Birth - Visualized
Image-maker Alexander Tsiaras shares a powerful medical visualization, showing human development from conception to birth and beyond. (Some graphic images.)
How To Restore Your Faith In Humanity
Lost faith in humanity? These 10 moments may help you restore your faith in our species.
Humpback Whale Shows AMAZING Appreciation After Being Freed From Nets
Michael Fishbach, co-founder of The Great Whale Conservancy (GWC), narrates his encounter with a young humpback whale entangled in local fishing nets.
Affirmations
Positive affirmations, in a video. A good way to start your day.
Shawn Reeder Yosemite Range of Light
Yosemite National Park, the High Sierra, and the Eastern Sierra are some of the most beautiful places on earth.