Since taking office, President Donald Trump has made clear he is manifestly determined to make America even more dominant in the Western Hemisphere.

The chemical makeup of mineral inclusions preserved in impact glass hints at the site of a missing impact crater.

Hubbard, who first joined the USGS as a postdoc, is part of the agency’s Earth Mapping Resource Initiative (Earth MRI).

Certain metallic rocks seem to be making oxygen in the dark, without light or sunshine, at the bottom of the ocean.

Rivers began pumping weathered material into the sea about a billion years after Earth formed, suggesting continents may have gotten an early start.

Steep Tariffs on Mexico, Canada and China Will Take Effect Saturday Goods exported to the U.S. from Mexico and Canada will be subject to 25 percent tariffs, and those from China will be hit by a ...

New research reveals ancient ripples on Mars, providing compelling evidence of long-lost lakes that once existed 3.7 billion ...