An eerie sighting over Washington DC has sparked claims that alien craft are hiding in America's skies.

Federal agents encountered a large aircraft that zoomed across the sky from a standstill while making no noise or giving off any exhaust, according to new files.

Filmmaker and UFO researcher Jon Stewart has floated the idea that Donald Trump could respond to Republican midterm election ...

The eyewitness estimated the aircraft would be around 60-75 ft in length and was approximately 1,250-1,500 ft in the sky.

Some documents date back to the 1940s, 1950s and 1960s, but the most intriguing are from this year.

The seventh batch of unclassified files also includes eyewitness accounts of dog-like creatures and trolls at a Utah ranch.

Secret files released by the Pentagon have lifted the lid on a jaw-dropping eyewitness account claiming US officials recovered dead alien bodies and an otherworldly spaceship. The bombshell dossier ...

Lawmakers and Trump UFO advisors are naming the private corporations who allegedly operate alien craft-retrieval programs — as they try to drag the government contractors into the administration’s ...