Add Yahoo as a preferred source to see more of our stories on Google. Is it the invasion of the genome snatchers? Just in case the idea of aliens walking around in human skin suits wasn't frightening ...

For Ancient Astronaut Theorists, a twin Sphinx supposedly buried deep in the sand at the Giza Plateau could be the key to reconnecting us with our alien ancestors in this clip from Season 9, ...

Add Yahoo as a preferred source to see more of our stories on Google. (Photo by BRENDAN SMIALOWSKI/AFP via Getty Images) A new genetic study claims alien DNA could be inserted into humans. Dr. Max ...

Modified mice with human brain cells ignite debates over neurohybrids and the future of cross-species medical research.