New: enable viewer-created translations and captions on your YouTube channel!
Use the following code to embed this video. See our usage guide for more details on embedding.
Paste this in your document somewhere (closest to the closing body tag is preferable):
Paste this inside your HTML body, where you want to include the widget:
<div class="amara-embed" data-url="http://www.youtube.com/watch?v=w3XTHevPXDY" data-team="ted"></div>
Christopher McDougall explores the mysteries of the human desire to run. How did running help early humans survive -- and what urges from our ancient ancestors spur us on today? In this talk, McDougall tells the story of the marathoner with a heart of gold, the unlikely ultra-runner, and the hidden tribe in Mexico that runs to live.