Is 3I/ATLAS an alien space probe? An irregular comet? Debate rages around status of 3rd interstellar object ever spotted. Harvard astrophysicist Avi Loeb discusses implications with ‘Magazine.' An ...

A new paper posits that advanced alien civilizations may communicate through subtle flashes, like fireflies do on Earth. The ...

For decades, scientists have tried to turn the question of alien life from late-night speculation into something you can ...

Astronomers using the James Webb Space Telescope have uncovered a trove of complex organic molecules frozen in ice around a young star in a neighboring galaxy — including the first-ever detection of ...