For decades, scientists have searched the skies for signs of extraterrestrial technology. A study from EPFL asks a sharp question: if alien signals have already reached Earth without us noticing, what ...

LONDON (AP) — Russian opposition leader Alexei Navalny was poisoned by the Kremlin with a rare and lethal toxin found in the skin of poison dart frogs, five European countries said Saturday.

CNN’s DJ Judd asked Trump if he was “pleased” with Transportation Secretary Sean Duffy’s handling of a humiliating incident, ...

The comet is almost as long as Manhattan – and four times its width – and is set to reach its closest point to Earth on Tuesday, February 17, as it whizzes through our solar system ...