As Congress investigates extraordinary claims that alien spacecraft have invaded American skies, a onetime NASA leader says ...

Daniel Sheehan, a UFO 'whistleblower' has made a startling 'revelation', claiming that there was an active 'alien base' in ...

Say the word "sci-fi" and most people think outer space. It's ironic then, that so few movies set in space are actually made.

Pentagon officials say there have been more than 20 UFO sightings in a 12-month period that need further analysis. While the ...

Amber discovered in the southernmost region provides fresh insights into Cretaceous forests near the South Pole.

The Pentagon said Thursday it has not discovered any verifiable evidence of extraterrestrial beings, activity or technology despite a former Pentagon official telling Congress Wednesday that evidence ...

An annual report produced by the Department of Defense and the Office of the Director of National Intelligence revealed ...

The Ukrainian president also said his country "must do everything" to ensure the war ends next year. The president-elect's picks for defence secretary, attorney general and health secretary are ...

Energy Secretary Ed Miliband is expected to scale back plans for 'hidden tax' on new boilers amid the backlash to Chancellor Rachel Reeves' debut Budget ...