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

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

Donald Trump’s pledge to release official files relating to UFOs has intrigued conspiracy theorists who suspect the US government has hidden evidence of alien activity on Earth.

The President cited “tremendous interest” in the topic after his predecessor Barack Obama suggested the existence of extraterrestrial life.

Former President Barack Obama said in an interview that he thought aliens were real, given the vastness of the universe, but clarified he was guessing.

Former US president Barack Obama moved to clarify his remarks about aliens just hours after they sparked a global media frenzy, saying he has seen no evidence of extraterrestrial life, according to ...

Is Baba Vanga's 2026 prediction of an alien encounter coming true? Trump's UFO decision fuels speculation ...

The alien existence coverup theory accused governments of hiding knowledge about UFOs and extraterrestrial life. Supporters believed top officials were aware of contact but chose secrecy. The United ...

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