New research, published in The Cryosphere, has identified a critical threshold—called a “tipping point”—that could determine ...

The giant-impact hypothesis posits that billions of years ago a Mars-sized body named Theia collided with the early Earth.

The tidal forces produced by a tiny black hole would have an interesting affect on human bodies.

Astronomers have peered through the atmosphere of a planet beyond the solar system, mapping its 3D structure for the first ...

New scans of the bottom of the Japan Trench reveal extensive burrow structures and evidence of regular "reset" events that ...

Rubio: US-Russia officials agree to create high-level team to negotiate Ukraine peace and promote economic cooperation.