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 ...

From mudstones on Mars to strange gases in exoplanet atmospheres, tentative evidence for extraterrestrial life is starting to ...

A lot of folks, human and otherwise, seem very interested in getting their hands on the newly crash-landed alien specimens. What could go wrong? By Sean T. Collins The “Alien” franchise explores two ...