For years, scientists have debated how long Mars could have supported life. While it’s been well-established that the planet ...

Hurricane season officially ends Nov. 30, and although forecasters originally called for an above-average season, it ended up closer to an average season and none of the five hurricanes that formed in ...

Mexico's Yucatán Peninsula hides Sistema Ox Bel Ha, the world's longest explored underwater cave system, stretching over 524 ...

One fateful day about 4.5 billion years ago, a Mars-sized body called Theia collided with proto-Earth, turning both into a ...

Cuvier proposed that because each part of an organism is developmentally linked to every other part, changes in one part would result in changes to another. With this theory, he argued that a single ...

This incredible submerged cave network is the longest of its kind in the world and plays a vital role in the region.

The models showed that these strange shapes could form when magma rises and weakens the surface in a “squishy” or partly moving lid. Instead of forming clear, global plates like Earth, Venus likely ...

That’s also true for the other moons that provide the gravitational stress. As a result, the internal oceans may actually ...

Discover how scientists have used iron isotopes to determine the likely origin of the Mars-sized planet named Theia.

The outer planets of the solar system are swarmed by ice-wrapped moons. Some of these, such as Saturn's moon Enceladus, are ...

The outer planets of the Solar System are swarmed by ice-wrapped moons. Some of these, such as Saturn’s moon Enceladus, are ...

What happens when a planet contains immense quantities of water but is far too hot for that water to remain liquid?