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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No Pants Subway Ride 2011
Over 5,000 people took off their pants on subways in 48 cities in 22 countries around the world. In New York, our 10th Annual No Pants Subway Ride had over 3,500 participants, spread out over six meeting points and ten subway lines.
Tony Robbins: Why We Do What We Do, and How We Can Do It Better
Tony Robbins discusses the "invisible forces" that make us do what we do -- and high-fives Al Gore in the front row.
Geoffrey West: The Surprising Math of Cities and Corporations
Physicist Geoffrey West has found that simple, mathematical laws govern the properties of cities -- that wealth, crime rate, walking speed and many other aspects of a city can be deduced from a single number: the city's population. In this mind-bending talk from TEDGlobal he shows how it works and how similar laws hold for organisms and corporations.
YANTRA YOGA The Tibetan Yoga of Movement
Yantra Yoga, the Buddhist parallel to the Hathayoga of the Hindu tradition, is a system of practice entailing bodily movements, breathing exercises, and visualizations.
Life = Risk
This motivational video discusses the failures that famous people like Michael Jordan and Thomas Edison had to overcome before realizing amazing success.