Science fiction often shows aliens with human features like eyes, limbs, and faces. But science has a reason for questioning ...

A UFO whistleblower claims aliens walk among us, are billions of years more advanced than humans and may have inspired famous ...

When we imagine alien life, we picture monsters, insects, or tentacles—but what if the most realistic aliens are human-like?

One common complaint about science fiction involving aliens, especially a large and diverse cast of different alien races, is that the aliens just aren't alien enough. It seems like every week, the ...