The European-led LIFE mission aims to use spacecraft in formation to look for biosignatures.

The discovery bemused residents of a small town in northeastern Australia. The objects appear to be junk from a space launch, ...

Hollywood makes initiating alien contact seem much easier than it has proven to be. In E.T. the Extraterrestrial, E.T. got ...

There’s no denying the allure of alien artifacts. Science fiction is awash in the material remnants of extraterrestrial civilizations, which surface in everything from the classic books of Arthur C.

Move over Xenomorph — these are the most mind-bendingly terrifying aliens in fiction. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works.