North America is dripping—with sizable blobs of ... volatile compounds that are weakening the base of the crust. A map of the North American craton—outlined in black—as revealed by seismic ...

The Pentagon's move to shift its oversight of Greenland under U.S. Northern Command aligns with President Trump’s pledge to ...

DON'T MISS: In addition to distorting Africa's size, Mercator's map also significantly enlarges North America and Europe. Other distorted sizes include Russia and China, which seem to occupy about ...

This map shows seismic speed in the Earth’s crust at 200 kilometers depth across the continental United States and portions of Central America and Canada. The North American craton (outlined in ...