Astronomy Cast Ep. 440: Destroy and Rebuild, Pt. 4: Supervolcanoes!

Article written: 14 Feb , 2017
Updated: 3 Mar , 2017
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There are regular volcanoes, and then there are the supervolcanoes. Massive calderas of hot magma of incomprehensible size. Bad news, these things explode randomly and catastrophically. Worse news, there are a bunch around the Earth.

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