For decades, the search for life beyond Earth has revolved around a key question: What molecules should scientists be looking ...

NASA’s latest images from Mars show a rock that looks less like a random boulder and more like something deliberately carved, a sculpted shard standing alone on the dusty plain. The discovery has ...

Mars, Europa and Enceladus are the three most promising locations in the solar system to search for life living off cosmic rays. When you purchase through links on our site, we may earn an affiliate ...

The Mars Perseverance rover has been investigating the Jezero Crater and came across something that is not native to Mars at all. It is a meteorite that collided with the red planet. Though various ...

The Search for Extraterrestrial Intelligence (SETI) focuses on finding technosignatures—potential signs of alien technology. If we look carefully, we might have a chance at detecting their ...

Curiosity rover’s discovery of a diverse set of organic molecules in a Mars rock sample strengthens evidence that the planet once had the chemistry needed to support life.

NASA's Curiosity rover has photographed extraordinary spiderweb-like formations on Mars that scientists believe could hold ...