This video explores why gravity is far stranger than the simple force most people imagine. It breaks down how gravity is ...

Einstein’s theory of general relativity, where gravity is caused by the curvature of space-time, is awesome. It has been confirmed to an incredible level of precision, extending to fifteen significant ...

Most lovers of science fiction are quick to tell you that there's a "time-honored" (pun intended) way to build a time machine - somehow get a wormhole and use it as a bridge to travel through time.

The theories of quantum mechanics and gravity are notorious for being incompatible, despite the efforts of scores of physicists over the past fifty years. However, recently an international team of ...