The research is mounting up that we might not be alone in this big wide world. So what's the likelihood that aliens are out ...

In the upcoming Alien: Romulus, there is no avoiding it: we will see some aliens. Probably quite a few, and they will be terrifying. But there will also be some fun nods to the original 1979 film, ...

Searching for life in alien oceans may be more difficult than scientists previously thought, even when we can sample these extraterrestrial waters directly. A new study focusing on Enceladus, a moon ...