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Cisco Systems & Urban Decay: Sandy Lerner

How I Built This with Guy Raz

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Staying Cool in Cold Weather

Stanford students came up with a way to keep people cool in hot or cold weather. They put their idea on Kickstarter, and it was picked up by the US Army. As your body heat melts the ice, you have cold water to drink. It's just a compression-based layer shirt that looks like an underarmored shirt.

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