When astronomers announced Kepler-452b, they were not just adding another distant world to a growing catalog. They were ...
Exoplanets like Earth have been discovered but not all Earth-like planets are equal when it comes to alien life.
More planets could be homes for aliens than we thought, scientists say - Planets we thought were not inhabitable might ...
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 ...
Astonishingly, we can identify molecules present in the atmospheres of exoplanets.
An ocean world that's teeming with microbes — and who knows what other kinds of life — is currently the best explanation for some chemical signatures that the James Webb Space Telescope has spotted in ...
In 2021, a curious discovery pushed penguins into an unexpected corner of science. Researchers studying chemical signatures ...