Nasa reinforces its commitment to open science following Donald Trump's interest in declassifying alien files. The agency ...

Barack Obama sparked a debate after seeming to confirm aliens are “real” on a podcast. The comment came as Congress continues ...

A viral Obama podcast answer about aliens prompted Trump to accuse him of revealing secrets and promise to release UFO files ...

Add Yahoo as a preferred source to see more of our stories on Google. A composite view of Mars taken by the Viking I and II probes. NASA/USGS In September, NASA announced the discovery of a ...

On Thursday the U.S. president ordered the release of federal files related to UFOs and aliens, although no evidence of extraterrestrials visiting Earth is known to exist ...

It's not nearly as easy as one might think. The post If Scientists Ever Find Strong Evidence of Alien Life, Communicating It ...

A new paper suggests that BARSOOM may have been alive on the planet, and was killed in the Viking experiments.

SIGNS of an alien planet that’s about the same size as Earth have been picked by up a Nasa telescope. Scientists say it might even be within its host star’s “habitable ...

NASA released images of the interstellar comet 3I/ATLAS, the third interstellar comet that NASA, ESA and other global agencies have tracked. Photo by NASA Nov. 20 (UPI) --NASA released images ...

Nasa has completed the assembly of the Nancy Grace Roman Space Telescope. This mission will map the universe 100 times faster than Hubble.