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

From Viking to Perseverance, scientists have spent decades chasing chemical hints that could point to life beyond Earth.

Is intelligent alien life really out there? With powerful telescopes identifying more potentially habitable planets each year, the possibility continues to grow. But what would happen if we actually ...

In April, scientists announced that they had used NASA’s James Webb Space Telescope to find a potential signature of alien life in the glow of a distant planet. Other scientists were quick to ...

Following speculation that comets could have been alien spacecrafts, more and more experts in the field are convinced that ...

Alien life could exist on hot, rocky planets, sustained not by water but by a type of salty fluid, new research suggests. Reading time 3 minutes The search for alien life usually hinges on finding the ...

If you’re the kind of person who keeps an eye on astronomical news – or glances at any news site – you may have seen a story about hints of a sign of alien life on an exoplanet called K2-18b. The ...

The authors do not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and have disclosed no relevant affiliations beyond their ...