The diamonds contain chemical information about what goes on deep inside the Earth. →
The continent's ancient core actually is deformed. Continue reading →
Greenland didn't always have glaciers, reports a new study that pins the region's ice-cold features on plate tectonics and a shift in the Earth's tilt.
With the Earthscope project complete from California to Maine, scientists have sharpened their view of the mysterious mantle structures underneath the United States.
A new gravity map of Earth's seafloor fills in blanks and reveals its geologic history in greater detail.
High-tech instruments and old-fashioned groundwork remain important in the aftermath of an earthquake.
The 'boring billion:' the long evolutionary pause when algae ruled the Earth, might be due to stalled plate tectonics.
New study challenges the idea that the rate of plate movement remains stable.
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