Comet 3I/ATLAS is a rare visitor passing briefly through our solar system. Here’s how to find it in the night sky—and what ...

The tallest plants alive today can grow to over 100 meters tall. But they evolved from ancestors that were just a few ...

Lava rubble at the bottom of the sea is acting like a giant "sponge" for carbon dioxide, ancient cores reveal. Ancient lava ...

On Friday, an object that formed outside of our galaxy passes close enough to Earth that we have a chance to see it in the night sky. It’s taken the astronomy community by storm. What is Comet ...

NASA's Hubble Space Telescope has gotten a rare peek at the aftermath of two cosmic collisions — and helped scientists solve ...

A glowing streak 400,000 kilometers long has emerged from an alien object passing through our solar system—an interstellar ...

A pair of nascent planets have been caught smashing together around the nearby star Fomalhaut, and in doing so have solved the puzzle of its famous ‘planet’ ...

A massive collision between two asteroid-sized bodies around a nearby star offers a rare look at the violent process of ...

Astronomers have been treated to a stunning fireworks display from around a young star called The events, detected in 2004 ...

The Santa Monica and San Gabriel mountains formed millions of years ago. Within both of them lies a fascinating world of ...

The group of rare earth elements (REEs) comprises a total of 17 elements, all of which possess similar chemical properties. In addition to the two lightest elements, scandium and yttrium, the group ...

Our Solar System contains tens of thousands of potentially dangerous asteroids that could wipe out an entire city, or worse.