The microbe was gathered from the agency's clean rooms, where experts build spacecraft in carefully controlled environments.

Curiosity, which is exploring Gale Crater, conducted a chemistry experiment on a rock sample that revealed complex carbon ...

Using a new technique that partly relies on artificial intelligence, researchers spotted potentially more than 10,000 new ...

Stephen Hawking's eerie alien theory might explain why we've never been contacted ...

Scientists may have found a powerful new way to hunt for alien life — not by searching for specific molecules, but by looking for hidden patterns in how those molecules are organized. Researchers ...

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

New UCR research shows that the search for life beyond Earth could benefit from a statistical approach that prioritizes ...

Harvard scientist Avi Loeb says humans are not at the cosmic top table and calls for full release of UFO data, arguing that ...

A comet from beyond our solar system is carrying water so chemically unusual that scientists say it could only have formed ...