Add Yahoo as a preferred source to see more of our stories on Google. Credit: Shutterstock "Warp drives" used by super-advanced alien civilizations may create specific space-time ripples in their wake ...

If a warp drive explodes in deep space, will anybody hear it? Probably not, but new research suggests that humans could one day detect the ripples in spacetime such a catastrophe would create, ...

Speculative new research outlines a method for detecting extraterrestrial civilizations: by catching the gravitational waves produced by the collapse, or failure, of their warp drives. Sounds wild, ...