The moment of first contact with extraterrestrials is a staple of science fiction. It usually involves a frantic scientist ...

The long-running series in which readers answer other readers’ questions comes up with an epic extraterrestrial playlist for Earth’s first contact from beyond the stars ...

The IAA SETI Committee has updated rules for evaluating and revealing the detection of extraterrestrial intelligence.

Astrobiologists warn that NASA's current instruments may miss subtle signs of alien life, risking 'false negatives' in the ...

For decades, scientists have scanned the stars for even the faintest whisper of intelligent life. Now, with fresh government ...

Astronomer Jon Willis warns that alien signals could be passing Earth unnoticed because humans are searching on the wrong ...

When ET phones, don’t pick up. Scientists have outlined a set of protocols for responding to extraterrestrial contact, ...

This could be why we still haven’t found alien life - Traces left behind by organisms on alien worlds may be too subtle to ...

Astronomers swept millions of candidates and found no alien signals from K2-18b, setting the first power limit on any ...

Astrobiologists are raising concerns that humanity’s search for alien life may be limited by the very tools designed to find it.

Firefly Aerospace, based in Cedar Park, will help carry four NASA drones to the moon’s south pole as part of the agency’s ...

An artist's impression of a hot Jupiter's magnetic field. (International Gemini Observatory/NOIRLab/NSF/AURA/M. Garlick) The ...