From the Greys to the Nordics, these aliens appear frequently across abduction stories and science fiction tales.

The buzz started in a hay meadow at the foot of a mysterious-looking geological formation. Helicopters and trailers arrived in large numbers, famous faces and a distinguished director settled in near ...

For decades, science fiction writers have tried their best to prepare us for eventual contact with aliens. Their efforts are dominated by several recurrent tropes. There's the invasion by a warlike ...

After a long Hollywood hiatus, James Franco has triggered intense internet speculation by posting cryptic, alleged alien ...