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 ...

A polarizing Harvard astronomer has been appointed to lead a White House panel studying UFOs. Avi Loeb is leading a new ...

Apollo astronauts described lights "sailing off into space" and skies like the "Fourth of July" in newly declassified Pentagon UFO transcripts.

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

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 ...

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 ...

A third batch of declassified UFO files were released by the Pentagon Friday. The latest such release in the Trump administration's new wave of public disclosure of Unidentified Anomalous Phenomena ...

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

A biologist specializing in invasive species has partnered with a former Pentagon strategist in pushing NASA to construct a ...