Podcast: Flying Pterosaurs, Gut Bacteria, and Using Google to Predict the Stock Market

Can Google predict the stock market? Could pterosaurs really fly? And what do our gut bacteria say about our evolutionary history? Science's Online News Editor David Grimm chats about these stories and more with Science Podcast host Robert Frederick.

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A 3D plot from a model of the Ebola risk faced at different West African regions over time.
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