Aliens did not visit Earth in the distant past. They didn't build the pyramids or rule ancient Greece from Mount Olympus or teach Mesoamericans how to plant corn. How do I know? Because they did ...

Scientists have discovered “alien-like” water inside a 400-million-year-old plant, revealing unusual chemistry that could ...

Theoretically, it’s impossible for us to perceive a 4D creature. That is, unless it broke into our three-dimensional reality.

E.T. could be phoning home — but we’re not hearing the call. A new study published in The Astrophysical Journal argues that “space weather” could be distorting incoming transmissions from ...

For more than a century, popular culture has trained us to picture extraterrestrials as bug-eyed, bipedal “little green men” who look suspiciously like us in rubber suits. The scientists who actually ...

reports of alien abductions and recovered memory syndrome or studies that don't reach traditional levels of significance. But neither controversial phenomena nor potentially illuminating but ...

Astrobiologist and planetary scientist Mike Wong is a big fan of Rocky’s non-traditional look, because it points to the fact that evolution is often random.

Alien invasions are terrifying to think about, but cool to watch on TV. These are the 10 best shows you can watch about that unlikely occurrence, ranked.