Some people treat the idea of aliens as nonsense, but scientists actually believe that the notion we're alone in the entire ...

More information Adding us as a Preferred Source in Google by using this link indicates that you would like to see more of ...

Add Popular Science (opens in a new tab) More information Adding us as a Preferred Source in Google by using this link indicates that you would like to see more of our content in Google News results.

reports of alien abductions and recovered memory syndrome or studies that don't reach traditional levels of significance. But neither controversial phenomena nor potentially illuminating but ...

One of the most irresistible questions in sci-fi stories about aliens is what our reaction will be when we learn of their existence. Horror? Bewilderment? Relief? Euphoria? It’s a scenario we love 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 ...