Sputnik skies to analysis of interstellar visitors, scientists are rethinking how and where to look for physical traces of ...

Exoplanets like Earth have been discovered but not all Earth-like planets are equal when it comes to alien life.

Celebrated UK-based comic book artist Jock (Absolute Batman) shares a piece of concept art for Hulu's acclaimed "Alien: Earth" series.

Those concerned that 3I/ATLAS' arrival to our solar system meant that some sort of alien invasion was imminent can breathe a ...

A new paper posits that advanced alien civilizations may communicate through subtle flashes, like fireflies do on Earth. The ...

Scientists have found new evidence suggesting that interstellar 3I/ATLAS is not an alien spaceship, as one conspiracy theory ...

While imperceptible to humans, these tiny delays are significant for experiments that rely on pulsars as ultra-precise cosmic ...

Billions of years ago, another planet smashed into Earth. An event of this epicness could have created our Moon. It also could have brought alien life to our planet. What evidence of this planet still ...

A crowd-sourced search for alien intelligence called SETI@Home is in its final stages, analyzing 100 radio signals of ...