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

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

NASA administrator Jared Isaacman says declassified UAP files show real unexplained phenomena but no alien bodies or crashed ships have been found.

The main focus of the trip is to study the effects of long-term spaceflight on the body, but the test is also a side mission.

On June 12, the Pentagon released a third set of declassified files on what NASA calls Unidentified Anomalous Phenomena (UAP) ...

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

NASA's historic Artemis II mission is hurtling towards a high-stakes splashdown off the California coast tonight, bringing a record-setting Lunar odyssey to a fiery conclusion. The Orion capsule, ...

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 ...

A third batch of declassified UFO files were released by the Pentagon Friday. The latest such release in the Trump ...