Humans have always been fascinated with space. We frequently question whether we are alone in the universe. If not, what does ...

Aliens are almost certainly real. A NASA expert not only agrees but suggests their silence has a chillingly practical reason that has nothing to do with giant filters or a desire to hide. Forget ...

It’s a sweltering Tuesday in Washington, D.C., the kind of day that stretches the definition of Earth as a “habitable” planet. But on an eighth-floor terrace near the U.S. Capitol building, dozens of ...

If aliens are out there, why haven’t we heard from them? That’s the question at the center of Pop Mech’s new story, “Aliens Probably Exist—But They’re Staying Silent For a Reason, NASA Scientist ...