Language and radio signals may not matter to aliens. Instead, they might be using patterns to leave a biological fingerprint.

Scientists claim that first extraterrestrial contact will be a loud event impossible to ignore, not a subtle signal.

Could the first confirmed signal from an extraterrestrial source be less a hello than a goodbye? Astrophysicist David Kipping argues as much, and his “Eschatian Hypothesis” reimagines the way ...

What if life on Earth didn’t begin here at all, but arrived from somewhere else in the universe? Panspermia is the ...

Astronauts of the future may be radically different from the rest of us in physiology and psychology. So, to what extent ...

Sputnik skies to analysis of interstellar visitors, scientists are rethinking how and where to look for physical traces of ...

A major claim in the older media cycle was that NASA removed the book and related materials. Whatever happened during the original wave of reporting, the current reality is clear: NASA now provides an ...

If aliens from space can die and mourn their dead then they likely invented gods to worship. Because they missed their loved ...