View full lesson: http://ed.ted.com/lessons/a-guide-to-the-energy-of-the-earth-joshua-m-sneideman Energy is neither created nor destroyed — and yet the globa...

In this clip from www.artistshousemusic.org - Dave Olsen, VP of Business and Legal Affairs at Alfred Publishing, discusses the importance of being involved i...

Dr. Fernando Reimers is the Director, International Education Policy Program, Harvard Graduate School of Education. He is the Ford Foundation Professor of th...

Never miss a talk! SUBSCRIBE to the TEDx channel: http://bit.ly/1FAg8hB Scott Geller is Alumni Distinguished Professor at Virginia Tech and Director of the C...

History is full of LGBT people who have made a difference. Hannah and Nicholas Ferroni tell you about five LGBT badasses from history. Let us know if you kno...

Eran Bendavid, MD, MS, of Stanford University discusses the effect that wealth inequalities have on population health in developing countries.

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We are running out of space for farmland and a third of all food that is produced is wasted. Ken Dunn has been called the greenest man in Chicago and he's on...

Effective local institutions are central to society's ability to respond to the impacts of climate change. Our capacity to adapt is dependent on a wide range...