Scientists suggest the first alien signal we detect could be a desperate cry for help from a fading civilization.

In 1977, astronomers detected a powerful, narrowband radio signal that appeared to come from deep space. It lasted just 72 ...

Apple TV aired it at 9 pm ET/6 pm PT, and it became the streamer’s most-watched show, surpassing Ted Lasso and Severance. The ...

The first unmistakable signal from another intelligence would rank alongside fire and writing in the story of our species, ...

Mysterious red lights falling from space, initially thought to be alien signals, have been identified by scientists as red sprites. These rare upper-atmosphere lightning phenomena occur high above ...

The Kepler-22b reveal flips the storyline of the series. What started as a story about Earth going through a bizarre ...

Astronomers thought they had seen the "first hints of life on an alien world" this year, but they disappeared under closer ...

"Star Trek" is home to countless alien species, many of whom offer beloved characters. Some are not. We rank the 10 most ...

The most sensitive radio scan in history found no signs of alien tech on interstellar object 3I/ATLAS. Discover why this ...

There's the invasion by a warlike species, there's the highly evolved species trying to communicate with our primitive ...

Harvard's Avi Loeb argues 3I/ATLAS shows signs of alien technology, from its 0.2% probability flight path to bizarre metal ...

With 3I/ATLAS streaking away from our planet, speculation remains as to whether the interstellar comet is alien or not.