The search for alien life just got more exciting. NASA’s Perseverance rover, which has been exploring Mars since 2021, has discovered rock samples that could be the most convincing evidence yet of ...

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 ...

Humans should look to planetary alignments outside of the solar system when searching for signatures of extraterrestrial communications, scientists say. The nascent search for radio transmissions from ...