A NASA astronaut preparing for a grueling eight-month stint in orbit reveals a plan to test for extraterrestrial life.

For decades, the question of whether life exists beyond Earth has been the domain of science fiction writers and late-night ...

NASA has received one of the most unusual-looking pieces of hardware ever associated with the Artemis III program, and ...

A polarizing Harvard astronomer known for splashy theories about alien visits has been tapped by the Trump administration to ...

The Pentagon says the website has U.S. government photos, videos, and documents that ‘are in one place – no clearance required.’ ...

The Donald Trump administration has released numerous files about reported UFO sightings as well as bizarre claims and reports about the surface of the Moon ...

Two scientists want NASA to build a quarantine lab for alien germs on the Moon, rather than on Earth. The pair, ...

They haven’t found alien life out there yet, but following the first successful in-space DNA sequencing, astronauts have a better way to look for it. This first test was mostly just to see that DNA ...

Add Yahoo as a preferred source to see more of our stories on Google. Those hoping an infamous interstellar object that visited our cosmic neighborhood in 2025 was an extraterrestrial attempt to ...

McClelland claims he is a retired NASA spacecraft operator (ScO) who worked with NASA’s Shuttle Fleet at the Kennedy Space Center in Florida from 1958 to 1992. He was involved in hundreds of NASA ...

NASA astronaut Anil Menon spoke with Newsweek's Leonardo Feldman about life in space, recently declassified UFO sightings, and future missions to Mars.