The car-sized Curiosity rover has spotted evidence of once quite hospitable environs on Mars.

By Becky Nelson I have been a rockhound since I was old enough to pick up a pretty rock. My kitchen sink-shelf has several ...

A re-examination of the 2015 Bonin Islands earthquake disproved earlier claims of a record-breaking deep aftershock in the ...

For a few months, Earth had a second moon — a tiny asteroid that may have been a piece of our own Moon ...

For a brief, but exciting, time last year, Earth had two moons. A small asteroid lingered close to our planet in its orbit ...

The Blue Ghost lunar mission has captured a gorgeous image of Earth as it ramps up its journey toward the moon.

An unusual looking 33-foot-long object discovered orbiting Earth last year may have come from a surprising place.

Learn about the astounding megaflood that reshaped the Mediterranean. Discover the evidence of this ancient catastrophe and ...

Carbon removal schemes involving enhanced rock weathering should consider whether the rocks they use are lighter or darker ...

The asteroid is about 33 feet (10 meters) across and poses no danger to Earth. It joins another known lunar asteroid ...

Ammonia has enormous potential as a fuel of the future, but most current production methods make it a dirty source of energy.

Black Hawk and several members of his band, including his two sons, surrendered to a government agent in Prairie du Chien.