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

Sagan's team created the greatest puzzle of all time, which you can only solve if your species understands the basic nature ...

That moment in 1965 passed, folded into NASA 's growing pile of strange-yet-seemingly-innocuous space oddities. But President ...

It's the latest release after President Donald Trump signed an executive order mandating that the Pentagon be more open with ...

NASA's relationship with UFOs has evolved alongside broader changes in public and government interest in unexplained ...

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 ...

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 ...

NASA Administrator Jared Isaacman revealed the agency possesses unexplained images of unidentified objects and suggested Mars ...

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

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 ...

The nature of space, time and the evolution of life on Earth mean it’s unlikely extraterrestrial life has visited our home planet.