Every few months, someone announces we’re on the verge of finding alien life, and the headlines go predictably insane. What ...

This video breaks down why K2-18b has suddenly become one of the most important planets in the search for life beyond Earth.

A large neutral response can indicate several things. Scientists may judge the evidence genuinely inconclusive. They may hold ...

Scientists have searched one of the only known visitors to us from another solar system for signs of alien technology – and ...

Scientists have updated global guidelines for announcing possible evidence of intelligent alien life, aiming to prevent ...

The SETI Institute is the latest to confirm what scientists have long suspected: the interstellar 3I/ATLAS comet is not an ...

The object, called 3I/ATLAS, is only the third interstellar visitor ever detected passing through our Solar System.

CAPE CANAVERAL, Fla. — The group leading the charge in the search for extraterrestrial life has given the all clear: An interstellar comet looks to be completely natural and free of any alien tech.

In February 1959, a group of hikers died in the mountains. The events sparked theories both scientific and conspiratorial.

The trip had all the makings of a boring car ride—until the couple saw mysterious lights approaching from the sky.

In an astronomical first, researchers have measured the magnetic fields of 7 "hot Jupiter" planets beyond our solar system — ...