Footage shows a daytime fireball over New York, New Jersey, Connecticut, Delaware, Maryland, Rhode Island and Pennsylvania.

Astronomer Avi Loeb gives his thoughts on the prospect of finding signs of intelligent life beyond our Solar System.

The idea that octopuses might be aliens emerged from the theory of panspermia (Stelele 2018), according to which life on Earth is not entirely of terrestrial ...

A Harvard University cosmologist who has suggested alien life forms could be sailing into the solar system disguised as meteors is leading the Trump administration’s secretive new scientific advisory ...

A polarizing Harvard astronomer known for splashy theories about alien visits has been tapped by the Trump administration to lead a team of outside scientists to study the national security risks ...

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

Harvard astrophysicist Avi Loeb argues 3I/ATLAS and other interstellar objects may hint at alien technology, drawing fame, ...

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

A bright fireball was seen streaking across the night sky in over a dozen states on June 14. The American Meteor Society received nearly 400 reports of the event from residents in 15 states.

A brilliant fireball lit up the night sky Sunday, drawing nearly 400 reports from skywatchers across more than a dozen states, including Tennessee, Arkansas and Mississippi. The American Meteor ...

Before any wrinkled, wide-eyed creature from a distant civilization asks to be taken home, the first success in the search for life beyond Earth might be more prosaic. A clue could emerge from a ...