Professor Avi Loeb, a renowned theoretical physicist and head of the Galileo Project at Harvard University, has issued a sobering warning to world leaders, urging them to develop a comprehensive ...

Is intelligent alien life really out there? With powerful telescopes identifying more potentially habitable planets each year ...

There’s no denying the allure of alien artifacts. Science fiction is awash in the material remnants of extraterrestrial civilizations, which surface in everything from the classic books of Arthur C.