Steven Spielberg's new film “Disclosure Day” explores extraterrestrial life and its impact on religion. UFOs, now also called UAPs, are gaining mainstream attention.

The Pentagon has released another batch of ‘UFO Files’ with footage of unknown objects in the sky—here are the most common alien theories, explained. This voice experience is generated by AI. Learn more.

Dr. Hal Puthoff claims the U.S. has recovered remains of four separate species of alien life from UFOs, citing people involved in the recoveries.

ON AN August evening in 1995 there was a worldwide broadcast of an 18 minute, grainy black and white film that caused a sensation. According to the report it had been kept secret by the US

A former CIA-funded researcher claimed that "at least four" different alien species have been discovered in wreckage collected by the U.S. government, though no physical evidence has been submitted to

A secretly filmed documentary on UFO investigator Jeremy Corbell arrives as the federal government releases declassified UAP documents to the public.

A UFO whistleblower has named a declassified report that he said shows the CIA's involvement with extraterrestrial technology.

Astrophysicist Neil deGrasse Tyson speaks with CNN's Dana Bash about "never-before-seen files" on UFOs released by the FBI and the Pentagon last week. "Given the testimonies we have heard delivered in front of Congress from whistle-blowers and insiders and military officials,

Science fiction stories about “alien” invaders are often political allegories for anxieties around immigration. Now, a government website depicts non-citizens as extraterrestrials.

Fresh allegations that US intelligence agencies may be secretly holding recovered alien technology have revived one of Washington's most persistent debates, after a prominent UFO whistleblower claimed that billions of dollars are being directed into concealed programmes shielded from congressional oversight.