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.
The formation of mountains 450 million years ago may have allowed invasive species to storm the continent that gave rise to North America.
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