Ai Weiwei: 'Life is never guaranteed to be safe'
Ai Weiwei, the Chinese artist who will soon take over Tate Modern's Turbine Hall, on why he wants to tell people that it's OK to speak out.
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Cameron Russell: Looks Aren't Everything. Believe Me, I'm a Model.
In this fearless talk, Model Cameron Russell takes a wry look at the industry that had her looking highly seductive at barely 16-years-old.
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.
Leo New Moon: Productive Pursuits with Kelley Rosano
Astrologer, Life Coach Kelley Rosano discusses the astrological influences of a Leo new moon.
Affirmations
Positive affirmations, in a video. A good way to start your day.
Britta Riley: A Garden in My Apartment
Britta Riley wanted to grow her own food (in her tiny apartment). So she and her friends developed a system for growing plants in discarded plastic bottles -- researching, testing and tweaking the system using social media, trying many variations at once and quickly arriving at the optimal system.