Podcast: Plastic Rocks, Cool Koalas, and Predicting Academic Success

Why are plastic rocks being found on Hawaiian beaches? How do koalas keep cool in the hot Australian heat? And what are the chances that you’ll become a successful scientist?

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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