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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.


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Award-Winning Teen-Age Science in Action

Award-Winning Teen-Age Science in Action

In 2011 three young women swept the top prizes of the first Google Science Fair. At TEDxWomen Lauren Hodge, Shree Bose and Naomi Shah described their extraordinary projects - and their route to a passion for science.

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Sarah Kay: If I Should Have a Daughter ...

Sarah Kay: If I Should Have a Daughter ...

"If I should have a daughter, instead of Mom, she's gonna call me Point B ... " began spoken word poet Sarah Kay, in a talk that inspired two standing ovations at TED2011. She tells the story of her metamorphosis -- from a wide-eyed teenager soaking in verse at New York's Bowery Poetry Club to a teacher connecting kids with the power of self-expression through Project V.O.I.C.E. -- and gives two breathtaking performances of "B" and "Hiroshima."

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YANTRA YOGA The Tibetan Yoga of Movement

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.

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Ramona Pierson: An Unexpected Place of Healing

Ramona Pierson: An Unexpected Place of Healing

When Ramona Pierson was 22, she was hit by a drunk driver and spent 18 months in a coma. At TEDxDU she tells the remarkable story of her recovery -- drawing on the collective skills and wisdom of a senior citizens' home.

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Marina Marchese - Beekeeper

Marina Marchese - Beekeeper

There are many health benefits when it comes to local honey. Honey Sommelier and Beekeeper Marina Marchese from Red Bee Honey in Weston explains how honey is made.

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