Within the lifetimes of today’s teenagers, some of the world’s most respected researchers now say the discovery of alien life ...

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

Harvard scientist Avi Loeb claims the interstellar object 3I/ATLAS may be alien technology sent to seed life on Earth, sparking a debate with sceptics who insist it is merely a comet.

May the faint chemical signals drifting through the atmosphere of a distant world be the long-sought message that we are not alone. Astronomers have reported seeing an unusual and strong combination ...

Want to be a top notch candidate for hosting alien life? Then there's a few key requirements you should be aware of: Ideally, ...

An ancient asteroid older than Earth itself has reignited debate over whether life began in space. NASA's Bennu discovery ...

"The universe is a pretty big place. So if it's just us... seems like an awful waste of space," goes a line from the 1997 film "Contact." In the movie, Jodie Foster plays Dr. Ellie Arroway, a radio ...

Aliens might be transmitting communications signals to each other across exoplanets, some astronomers think. Since these signals are likely sent as narrowband radio waves, we may now have a way to ...

Polling shows that nearly half of Americans now believe aliens have visited this planet—and that the number who aren't sure ...

Tech mogul Elon Musk has weighed in on UFO sightings, asserting that neither he nor SpaceX has encountered any evidence of ...