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

"We’ve got our people working on it right now,” said the U.S. Defense Secretary.

Trump accused Obama of revealing classified information about aliens, calling it a "big mistake" during Air Force One ...

The president’s announcement came after he rebuked his predecessor Barack Obama for saying that aliens were “real.” Obama ...

US President Donald Trump has ordered the Pentagon to declassify files on UFOs and alien life, responding to public interest ...

Explore the disappearance of 3.8 million declassified UFO files from The Black Vault after Trump's transparency order.

President Trump directed his administration to release files on UFOs and any "alien and extraterrestrial life," an issue that has drawn decades of fascination — and spawned more than a few wild ...

The president announced that he would begin the process of releasing government files “related to alien and extraterrestrial ...