SPACE-TIME may not be fundamental. Instead, according to the holographic principle, it emerges from something deeper, like a 3D hologram emerges from a flat surface. The principle says that space-time ...

Novespace chief parabolic flight pilot explains why there are four pilots on each flight and what equipment they use to share control over the aircraft. When you purchase through links on our site, we ...

How realistic is artificial gravity in space? This video explores the physics behind the idea, why it’s so difficult to achieve, and how future technology might finally make it ...

The idea of using artificial gravity isn't new. In fact, we've seen it as a staple of science fiction entertainment for years. But Elon Musk says he wants to take the sci-fi notion and make it real by ...