The Atlantic Daily, a newsletter that guides you through the biggest stories of the day, helps you discover new ideas, and recommends the best in culture. Sign up for it here. In April, scientists ...

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 ...

Hopes of finding alien life on planet K2-18b are rapidly fading, as new observations appear to show no detectable evidence of the biomolecule previous studies had seen hints of. Most scientists agree ...

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 ...

Recent discoveries have unearthed clear evidence of liquid water on Mars, dating back to 4 billion years ago. This revelation, marked by wave ripples on the Martian surface, has transformed the icy ...

Three years into its mission, the James Webb Space Telescope has advanced the search for alien life more than any machine before it. What will it find next? When you purchase through links on our site ...

The Deep Space Network (DSN) is just the sort of tool aliens could one-day detect, transmitting from Earth. Credit: NASA/JPL What if the first signal ever detected from an alien lifeform wasn't a ...

High-energy particles zipping through the cosmos are harmful to life on Earth, but scientists think it could be food for potential alien life elsewhere. Saturn's moon Enceladus (shown here in a 2006 ...