"I saw no evidence during my presidency that extraterrestrials have made contact with us," Obama clarified on social media.

Disclosure may not reveal alien visitors, but it will reveal something equally important: how science, measurement and ...

Neil deGrasse Tyson has long been one of the most prominent skeptics when it comes to claims of extraterrestrial visitors to Earth. In his February 27 appearance on Piers Morgan Un ...

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

Disclosing government documents about UFOs won't mean much without hard physical evidence for alien spaceships or alien bodies.

President Donald Trump has allegedly been 'fully briefed' on what the US government has been keeping secret about UFOs and alien life living among humans. In a recent interview, whistleblower and ...