Europa has a vast, saltwater ocean beneath its icy shell, with more than twice the amount of water in all of Earth’s oceans ...

On the frozen surface of Jupiter’s moon Europa, a strange, star-shaped scar has become an unlikely focal point in the search for life beyond Earth. Nicknamed a “wall demon” by scientists, the feature ...

Grab-and-go missions to asteroids have provided some of the most scientifically valuable samples since the Apollo ...

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

Scientists reveal that interstellar visitor 3I/ATLAS could be delivering organic building blocks to Jupiter's moon Europa, ...

The liquid ocean on Jupiter’s moon Europa appears to be completely sealed off from the planet’s surface, which may reduce the ...

If nonliving materials can produce rich, organized mixtures of organic molecules, then the traditional signs we use to ...

A bizarre ecosystem discovered 3,640 meters deep in the Arctic reveals "frozen reefs" and alien-like life. Learn about this ...

The past 12 months have read like a science-fiction novel, with thousands of UFOs swarming over the US East Coast, an ...

Harvard scientist Avi Loeb presents chilling theories that interstellar object 3I/ATLAS is alien technology, citing anomalies ...

A video shown on Capitol Hill on September 9 reportedly shows an American hellfire missile attacking and simply bouncing off a UAP (the military term for a UFO). When videos like this come out, ...