A series of recent theoretical papers argue that some subluminal “warp-drive” spacetime designs could avoid the traditional requirement for “exotic” negative-energy matter, or at least reduce/shift ...

Add Yahoo as a preferred source to see more of our stories on Google. Aided by the gravitational pull of Venus and the sun, NASA's Parker Solar Probe became the fastest man-made object in history when ...

Nearly 60 years ago, the original Star Trek series ignited a dream in the public’s imagination: that one day, people would travel the galaxy in ships propelled by faster-than-light “warp drives.” The ...