The mystery of Peru's "conehead" mummies has baffled scientists for decades, and new DNA tests on the mummies' teeth have ...

New conspiracy theories suggest the CIA may have accessed DNA databases like 23andMe to search for alien-human hybrids.

Is it the invasion of the genome snatchers? Just in case the idea of aliens walking around in human skin suits wasn’t frightening enough. An outlandish study asserts that aliens might have abducted us ...

Harvard scientist Avi Loeb says humans are not at the cosmic top table and calls for full release of UFO data, arguing that proof of extraterrestrial visitors could force us to rethink our future.

Scientists are listening in on sperm whale conversations and studying Earth's strangest microbes to prepare humanity for ...

Astrophysicist and science communicator Neil deGrasse Tyson spills on his obsession with aliens and the best and worst ...