Podcast: Dingoes, Neandertals, and Iron-Caused Ice Ages

Is Australia’s dingo a dog, a wolf, or neither? Did Neandertals turn Europeans into “fatheads”? And did airborne iron cause past ice ages? Science's Online News Editor David Grimm chats about these stories and more with Science's Sarah Crespi.

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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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