UAP whistleblower David Grusch accuses intelligence agencies of hiding billions in secret spending from Congress through alleged slush funds.

The Pentagon's release of files might help scientists shed light on unexplained phenomena and government secrets, experts said.

Americans "deserve the truth," a U.S. congressman has told a press conference as part of a wider transparency campaign.

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.

A United States Air Force veteran has dropped a bombshell claim and accused the US government of withholding information about multiple aliens corpses from the public

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

The White House launched a website teasing new information on extraterrestrials this week, but it actually delivers immigrant arrest data.

Explore the world of UFOs from all angles with these books covering the history, sociology and weirder takes on the phenomenon.

Despite the recent release of numerous declassified files, whistleblower David Grusch and several lawmakers claim the Pentagon knows far more about UFOs

The new Pentagon website includes 162 declassified files on UFOs, or unidentified aerial phenomena. Some experts wonder if they contain anything new.