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Earths Mantle

New Study Yields Big Surprise About Earth's Interior

The Huffington Post | David Freeman | Posted 08.28.2014 | Science

Maybe we were mistaken about Earth's mantle, the layer of our rocky planet that lies between its core and the thin crust on which we live. For yea...

Global 'Hum' Helps Scientists Probe Planet's Core

Posted 11.23.2012 | Science

By: Charles Q. Choi, OurAmazingPlanet Contributor Published: 11/23/2012 10:40 AM EST on OurAmazingPlanet The global "hum" of the Earth i...