Advanced alien civilizations may communicate via a series of flashing lights, similar to how fireflies do, a new paper hints. This would potentially make extraterrestrials much harder to spot if we ...

Astronomer Dr. David Kipping argued that we're more likely to meet a "unusually loud" extraterrestrials whose empire is on the decline. When ET phones home, it could be his last call. Contrary to ...

Science fiction often imagines alien civilizations so advanced they seem like gods, with powers that look supernatural to anyone beneath them. But this episode asks a darker and more fascinating ...

Earthlings, brace yourselves: the galaxy may be emptier than your last Tinder date. According to a new study, any alien civilizations out there? Probably short-lived — and doomed to fail spectacularly ...

The discovery of a mysterious interstellar object called "3I/ATLAS" and its transit through our solar system has set off all kinds of speculation about whether the fairly massive visitor could be some ...

After searching 100,000 galaxies for signs of highly advanced extraterrestrial life, a team of scientists using observations from NASA's WISE orbiting observatory has found no evidence of advanced ...