Three symmetrical jets jutting out of interstellar object 3I/ATLAS are showing up in Hubble observations, puzzling astronomer ...

From Viking to Perseverance, scientists have spent decades chasing chemical hints that could point to life beyond Earth.

A light, imaginative look at how extraterrestrial observers might interpret car haulers and what these vehicles reveal about ...

Hubble's latest images of interstellar comet 3I/ATLAS reveal sustained, jet-like eruptions and a carbon dioxide-rich coma ...

StarRupture is a base-building Survival game set on an alien world known as Arcadia. It's pretty much exactly as you'd expect ...

Some scientific breakthroughs may be lost to time due to scandal and redaction, while others are simply a case of waiting for ...

Learn about the 3I/ATLAS mystery as Harvard's Avi Loeb reveals 'wobbling jets' that could suggest the interstellar visitor is ...

From mudstones on Mars to strange gases in exoplanet atmospheres, tentative evidence for extraterrestrial life is starting to ...

The Manhattan-sized interstellar visitor hurtling through space has captured the imaginations of UFO watchers for months and ...

Think you know your Dyson spheres from your dark blobs? This cosmic crossword dives into the strangest, most mind-bending structures ever spotted — or imagined — in the universe.

Animation can oftentimes adapt superhero stories far better than live-action can. With that in mind, here are the 15 greatest ...

It might seem worlds away from the Earth we know. But can Star Trek teach us anything about the economics of our own society?