The aerospace startup Aspire is designing a fully reusable rocket that could make launches cheaper. It might just beat Elon ...

For your extraterrestrial viewing needs, Stacker ranked the top 30 alien movies, according to their IMDb user rating.

A NASA insider's old allegation that UFO images were removed from agency photographs before public release has resurfaced ...

After a two week expedition off the coast of Brazil, an international team of researchers discovered 31 new marine species, ...

A three-armed spacecraft is rushing to the rescue of a NASA telescope that’s in danger of crashing back to Earth.

When the U.S. was born, humanity was still seven years away from balloon-borne flight. Where might we be another 250 years from now, should the nation be fortunate enough to survive that long?

The Trump administration selected a controversial Harvard astronomer to lead their new scientific advisory council to study ...

This new group, which is led by Harvard professor Avi Loeb, aims to advise the Trump administration and the U.S. intelligence ...

The Pentagon just released what they're calling never before seen UFO files, including videos, images, and original documents ...

Avi Loeb, a Harvard astronomer who has made headlines with his theories about alien encounters, will lead a White House ...

A rare visitor from another star system prompted SETI to hunt for alien technology, but the mysterious object appears to be a ...