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 ...

On Gemini 7's second lap around Earth, as the spacecraft glided over the Caribbean Sea, astronaut Frank Borman glanced ...

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 ...

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 ...

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 ...

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

Professor Carol Oliver suggests that time dilation, a cosmic phenomenon, may deter aliens from visiting Earth, as ...