Scientists searching for advanced alien civilizations have detected a mysterious signal in data from the world's largest ...

Earth to Echo turns phone cameras into a stranded alien's eyes, giving its found-footage adventure an unusual reason to keep ...

Microscopic bits of alien tech on the moon? As scientists searched for intelligent extraterrestrial life — i.e., aliens — they’ve focused on a short list of standard possibilities. In other words, ...

You might think this column is about UFOs and the Pentagon's recent declassified files. It's not. We're talking about technosignatures, the evidence of alien technology: a radio or laser signal, ...