Declassified documents released in 2013 during Obama’s presidency acknowledged the existence of Area 51, saying that the secret government space was used as an aerial testing ground for U.S.

On Thursday the U.S. president ordered the release of federal files related to UFOs and aliens, although no evidence of extraterrestrials visiting Earth is known to exist ...

"He gave classified information, he's not supposed to be doing that," Trump told reporters Feb. 19 in discussing Obama's ...

NASA has released an extensive internal review of Boeing’s problematic Starliner crew flight, revealing significant engineering shortcomings, strained communication and emotionally charged disputes ...

Trump's comments came hours after he claimed that former President Barack Obama shared 'classified information' when he told ...

Once detected, there are plenty of narrow-field telescopes that can track the orbits of anything that looks alarming. Although a few will remain ambiguous, most of the objects Vera Rubin finds will ...

President's quick-fire-round answer has led to a flurry of comments.

Scientists confirm meteorites contain all five DNA bases, indicating life's building blocks may have formed in space. Discover what this means for the origins of life.

Loved Interstellar? Discover 5 must-watch sci-fi movies featuring space exploration, mind-bending time travel and emotional ...

This isn’t just another tabloid “Gotcha” moment. When the 44th President of the United States, a man known for his calculated, lawyerly precision, looks into ... Read More ...

The odds are that life is out there – but rather than little green men, it may look more like hydrothermal vent tubeworms ...