For generations, the search for life beyond Earth has focused on avoiding one of science’s biggest mistakes: claiming a ...

Scientists have searched one of the only known visitors to us from another solar system for signs of alien technology – and ...

New SETI protocols outline how scientists should verify, share, and respond to potential evidence of alien intelligence in ...

In September, NASA announced the discovery of a possible sign of life, known as a potential biosignature, on Mars. The Perseverance rover, which has been exploring a dried-up lakebed for years, found ...

Scientists are listening in on sperm whale conversations and studying Earth's strangest microbes to prepare humanity for first contact with extraterrestrial life.