The search for alien life has captured the popular imagination for decades. Are they friendly… intelligent… green? The average person may conceive of alien life as anything from the large-brained ...

There’s a reason why the idea of aliens living at the bottom of the sea keeps popping up in popular culture. Many of us are far more afraid of what lies down there than whatever is looking at us from ...

A new study proposes searching the moon for remnants of ancient extraterrestrial technology. Researchers suggest the moon's surface could preserve microscopic "technosignatures" left by alien ...