Strange interstellar comet speculated to be alien spacecraft is older than Solar System - Scientists say comet represents ...

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 ...

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

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

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

Scientists propose building a lab on the moon to screen Mars and other space samples for alien microbes before they ever ...

Scientists may have just taken one of the biggest steps yet in the search for life beyond Earth. Meet K2 18 b, a distant ...

The White House has appointed Harvard astronomer Avi Loeb to lead a new scientific advisory team investigating unidentified ...

The United States government’s recent release of hundreds of previously classified Unidentified Anomalous Phenomena (UAPs) cases spanning the 1940s to the present, along with the new Steven Spielberg ...

Avi Loeb, an astrophysicist, cautions that our planet is threatened by both Earthly and cosmic risks, such as objects like 3I/ATLAS. X / Dr. John Brandenburg @PhdBrandenburg Avi Loeb has suggested ...