Add Yahoo as a preferred source to see more of our stories on Google. Beneath the American Midwest, on the continent of North America, the underside of Earth's crust is dripping into the planetary ...

Picture your sidewalk on a scorching summer day. You've probably seen how the concrete expands and contracts with temperature changes, sometimes creating small cracks that seem to appear overnight.

TEMPE, Ariz. — Seismologists in recent years have recast their understanding of the inner workings of Earth from a relatively benign homogeneous environment to one that is highly dynamic and ...

Introduction / Robert A. Phinney -- [The upper mantle] -- Upper mantle chemistry and evolution of the earth's crust / Paul W. Gast -- The geophysical importance of high-temperature creep / Dan P.

The lithosphere — the outermost layer of the Earth — has long been assumed to be composed largely of solid rock. But a recent ...

About 71% of Earth’s surface is covered by water, and 96.5% of that water is found in the oceans.

Just when things couldn't get any crazier in the US, scientists have discovered that the underside of the Earth's crust is dripping molten lava inside the planet. The hot lava is thought to be ...