Deep roots of catastrophe: Partly molten, Florida-sized blob forms atop Earth's core
Thursday, February 7, 2013 - 04:30
in Earth & Climate
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.