Fresh Air

Most of us have never been submerged under more than a few feet underwater. But just a few meters down, the water compresses the tissues of your body so that you become more dense. At that point, "You're more likely to sink than float," says Dr. Kevin Fong. hide caption

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Fresh Air Weekend

Fresh Air Weekend: 'Extreme Medicine,' Lake Street Dive, 'When We Get Home'

Dr. Kevin Fong practices "extreme medicine" from deep sea to outer space. Lake Street Dive comes out with a new album called Bad Self Portraits. And a military couple describes their long recovery in Plenty of Time When We Get Home.

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Mehdi A.G. Mohamed (left) plays Issan, the orphaned boy who lives with a family outside Timbuktu. The family decides not to leave when radical Islamists come to impose Sharia, or Islamic law. Courtesy of Cohen Media Group hide caption

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Research into how the human brain develops helps explain why teens have trouble controlling impulses. Leigh Wells/Ikon Images/Corbis hide caption

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Bradley Cooper (right) plays Chris Kyle in American Sniper. The film has become a cultural phenomenon and has spawned knee-jerk squabbling. Courtesy of Warner Bros. Pictures hide caption

itoggle caption Courtesy of Warner Bros. Pictures
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