Meet the creatures that fight back with nature's most savage defenses. You'll find no mercy if you tangle with one of these ...

XR flew about 1.37 million miles (2.2M km) away from Earth. The space rock is estimated to be about 300-700 km (248-434 miles ...

Firefly Aerospace's Blue Ghost spacecraft has captured a stunning video clip of Earth ahead of its arrival on the lunar ...

"The climate of this planet is extreme and nothing like that of Earth. The planet's dayside is so hot that elements typically thought of as 'metal' are vaporized into the atmosphere." ...

Dale Jamieson highlights many of the problems we face—environmental, human, and nonhuman alike—and offers workable solutions ...

A newly confirmed exoplanet around a nearby sunlike star might be astronomers’ best chance yet to look for life beyond the ...

From mammoth African elephants to giant whales, let's take a look at the 8 largest mammals that inhabit our planet.

On top of breakthroughs in animal language, the Earth Species Project expects improved interspecies understanding will foster greater appreciation for the planet in the face of climate change.

The number of planets that orbit the sun depends on what you mean by “planet,” and that’s not so easy to define ...

Earlier this week we got a new teaser for Alien: Earth, an upcoming FX series set in the expansive sci-fi universe. It shows ...

Well, we could be closer to discovering whether there really is alien life out there after researchers discovered a new 'super-Earth' which is six times bigger than our planet and may well inhabit ...

Scientists found an intriguing world in our galaxy.