Elon Musk has turned a long-running joke about being an extraterrestrial into a central part of his public persona, even as he argues that humanity may be the only intelligent life in the universe.

The interstellar visitor 3I/ATLAS has turned into one of the strangest shows in the sky, shifting to a vivid blue and changing speed as it races back into deep space. As this giant, icy body that some ...

A team of astronomers found no radio signals from the comet that would suggest it is an extraterrestrial spaceship. The comet was confirmed in July 2025 as the third known object to enter our solar ...

January brought a wide range of thoughtful science conversations featuring researchers from the SETI Institute, spanning everything from hands-on planetary defense with citizen scientists to careful ...

Scientists may need to broaden their horizons in their search for alien life.

Project Hail Mary is coming to theaters in March, and along with it, we're getting an official LEGO set featuring an ...

Many video games are full of alien horrors, but these are the best games that let players turn the tables and become the terror from outer space. When you purchase ...

BERLIN (AP) — Erich von Däniken, the Swiss author whose bestselling books about the extraterrestrial origins of ancient civilizations brought him fame among paranormal enthusiasts and scorn from the ...

A former NASA staffer has claimed one of the astronauts on board the Challenger space shuttle saw footage of alien corpses ...