160: Going back in time with Dr. Bottke

Episode 160 of the Spacepod podcast, hosted by Carrie Nugent, titled "160: Going back in time with Dr. Bottke" was published on September 22, 2019 and runs 20 minutes.

September 22, 2019 ·20m · Spacepod

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Episode Description

Dr. Bill Bottke stops by the show to talk about ancient craters on the Moon and Earth. He tells us about how you can figure out crater ages by looking at the nearby rocks, and how that led him and his colleagues to figure out that the impact rate on Earth changes with time.

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