The object, called 3I/ATLAS, is only the third interstellar visitor ever detected passing through our Solar System.

If and when SETI discovers alien life, a revised Declaration of Principles guarantees once the discovery has been verified, ...

A new study analyzed how NASA's Habitable Worlds Observatory might be able to confidently spot biosignatures in the ...

Emily Blunt and Josh O'Connor race around the Midwest trying to expose UFOs in a hectic adventure that lacks intelligent life ...

A can of soda in space ...

The SETI Institute is the latest to confirm what scientists have long suspected: the interstellar 3I/ATLAS comet is not an ...

Could scientists be overlooking life in space?

Scientists are listening in on sperm whale conversations and studying Earth's strangest microbes to prepare humanity for ...

In an astronomical first, researchers have measured the magnetic fields of 7 "hot Jupiter" planets beyond our solar system — ...

When ET phones, don’t pick up. Scientists have outlined a set of protocols for responding to extraterrestrial contact, ...

“The U.F.O. topic in particular is a big challenge to any religious worldview,” said Jeffrey Kripal, a professor of religion ...