A spokesperson issued a statement Friday after Trump said his team would start “identifying and releasing” government files.

NASA has given a hilarious response to President Trump following his demand for UFO files - and it dashes hopes of an ...

Aliens exist - they just haven't visited Earth, NASA veteran Dr Gentry Lee has claimed.

Documents might help scientists shed light on unexplained phenomena and government secrets, experts said.

There are things the NASA chief has "come across in the job that he can’t explain," but aliens are not among them.

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 ...

American air force accused of sharing fake news around extraterrestrial activity to divert attention from its ‘nefarious ...

Are aliens real? The question has animated conspiracy theories for decades and enthralled at least one former president of ...

NASA’s Perseverance rover has uncovered what may be the strongest evidence yet of ancient life on Mars. Inside a 3-billion-year-old sedimentary rock from Jezero Crater, scientists identified dark ...

NASA’s Europa Clipper mission will perform 49 close flybys of Jupiter’s icy moon, where radiation levels reach 5,400 milliSieverts per day — lethal within hours. Beneath its frozen crust may lie a ...

"He gave classified information, he's not supposed to be doing that," Trump told reporters Feb. 19 in discussing Obama's ...