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

Could humans spread Earth life beyond our planet? Astrobiologists explain where extremophiles might survive and why the risks ...

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

A polarizing Harvard astronomer known for splashy theories about alien visits has been tapped by the Trump administration to ...

Thus far, our search for extraterrestrial life points toward Clarke’s former point, suggesting that our little blue dot is ...

Lawmakers and Trump UFO advisors are naming the private corporations who allegedly operate alien craft-retrieval programs — ...

Pandora mission is designeed to "provide in-depth study of at least 20 known planets orbiting distant stars," according to ...

SETI scientists searched the interstellar object 3I/ATLAS for radio signals that could indicate extraterrestrial technology ...

The moment of first contact with extraterrestrials is a staple of science fiction. It usually involves a frantic scientist having a Eureka moment, realising in a single dramatic instant that Earth is ...

From microscopic organisms living on frozen worlds to bizarre creatures drifting through alien skies, this journey explores ...

Avi Loeb, who served as the Chair of the Department of Astronomy until 2020, will head the new “UAP Science Advisory Council.” The Council’s creation is part of President Donald Trump’s efforts to ...