This is the first spacetime to be written down in which a warp-drive is not required to have exotic negative energy. That one ...

Stephen has degrees in science (Physics major) and arts (English Literature and the History and Philosophy of Science), as well as a Graduate Diploma in Science Communication. Stephen has degrees in ...

From the fall of an apple to the glow of the farthest known star, gravity quietly choreographs almost everything that happens in the cosmos. It shapes planets and people, bends light into celestial ...

Add Yahoo as a preferred source to see more of our stories on Google. A black ball in the center of the screen looks to be falling into a warped spacetime diagram. . Scientists have confirmed, for the ...

I've been trying to explain quantum physics, forces, relativity, and space-time to my kid and we had a question that I'm finding difficult to find a solid answer to. Background you can skip if you ...

This puzzle is known as the problem of time, and it remains one of the most persistent obstacles to a unified theory of ...

The original version of this story appeared in Quanta Magazine. At the beginning of time and the center of every black hole lies a point of infinite density called a singularity. To explore these ...