"Eventually, our own Voyager spacecraft will be extraterrestrial artifacts in other stellar systems." ...

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

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

A polarizing Harvard astronomer has been appointed to lead a Trump administration panel studying UFOs. Avi Loeb is leading a ...

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

A rare visitor from another star system has undergone one of the most extensive technosignature searches ever conducted on an ...

Contains spoilers for "Disclosure Day" The best alien movies blend grounded science fiction with a healthy dose of mystery. Space is the ultimate unknown, after all, and the mystique of potential ...

The Manhattan district attorney’s office said it secured the return of dozens of ancient artifacts in June, after a process ...

ST. PETERSBURG, RUSSIA—Live Science reports that a tenth-century burial uncovered in southern Siberia's Sayan Mountains in 2014 contains the remains of a woman; a newborn; the spine of a sheep; and ...

Running time: 145 minutes. PG-13 (Some bloody images, action, violence, strong language). In theaters June 12. Neither, actually. “Disclosure Day” hews closer to “Minority Report,” with a man on the ...

Archaeologists in Israel have discovered a cave used by pre-Neanderthal human-like creatures who lived as long as 400,000 ...