Human intelligence wasn’t a cosmic evolutionary fluke, some scientists say. The case against cosmic loneliness is growing.

But the worst damage is to normal citizens in modern democracies who, unless they’ve sought it out for themselves, lack a clear idea of what the West stands for: It’s what Robert Maynard Hutchins ...

The Kardashev Scale measures a civilization’s energy use. Comparing Earth to alien civilizations shows how far we still have to go.

Former President Barack Obama addressed aliens in a video interview, denying contact while saying life likely exists beyond ...

For decades, scientists have searched the skies for signs of extraterrestrial technology. A study from EPFL asks a sharp question: if alien signals have already reached Earth without us noticing, what ...