Did a flying saucer just land at NASA? It sure looks like it.

NASA addresses the release of UFO files and discusses the ongoing search for life on Mars. What are they hiding?

Neil deGrasse Tyson used a Monday appearance on 'The Fox News Rundown' in the US to throw down a blunt challenge after the ...

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

Dozens of photos were included as part of the release, such as photos shared by the FBI, Department of Defense, and NASA.

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

Newly declassified Pentagon UFO files have reignited debate over a possible alien presence on the Moon after a previously secret NASA Apollo 16 briefing surfaced online. The recording references a ...

Neil deGrasse Tyson calls on the government to just show the alien, saying Americans are ready for disclosure after years of hearings and UAP files.