The Deep Roots of Catastrophe: Partly Molten, Florida-Sized Blob Forms Atop Earth's Core

Interesting article.

http://www.sciencedaily.com/releases/2013/02/130207002002.htm

Feb. 6, 2013 — A University of Utah seismologist analyzed seismic waves that bombarded Earth's core, and believes he got a look at the earliest roots of Earth's most cataclysmic kind of volcanic eruption. But don't worry. He says it won't happen for perhaps 200 million years.

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