Podcast: The Perils of an Antishock Drug, the Perks of Childhood Reading, and the Pursuit of Ribs

Is a commonly used antishock drug doing more harm than good? How do books and educational toys affect how a child's brain grows? And what do ancient antelope ribs tell us about how prehistoric humans hunted? Science's Online News Editor David Grimm chats about these stories and more with Science's Kerry Klein.

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