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.

In one such congressional hearing, ex-military members were asked whether video captured from a U.S. fighter jet proved that aliens exist, and while the Pentagon publicly said no, the witnesses used ...

Americans have suspected the U.S. government of concealing information related to extraterrestrial findings for decades.

Recent remarks by President Trump about releasing UFO files have reignited interest in Area 51, a secretive US military site ...