Exoplanets like Earth have been discovered but not all Earth-like planets are equal when it comes to alien life. An astronomer explains.

Signals from a distant world have pushed the search for alien life out of science fiction and into the realm of testable claims. Using the James Webb Space Telescope, astronomers studying the ...

Aliens?! Enchiladas?! What is this world coming to? Or should I say, what is coming to this world? Enceladus is Saturn’s sixth-largest moon, but it would be better described as a winter wonderland.