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Podcast: Genetic Scars, Creepy People, and Acid-Fighting Body Armor
27 April 2012 3:46 pm
Can childhood abuse leave a genetic mark? Why do some people give us the chills? And did so-called dermal bone prevent the blood of early land animals from turning acidic? Science's Online News Editor David Grimm chats about these stories and more with Science's Sarah Crespi.