When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. We all know and love the world's favorite theory of gravity: general relativity (GR), first ...

AT the beginning of 1929, Einstein published his unified field theory of gravitation and electro-magnetism, based on the concept of parallelism at a distance with respect to four orthogonal vectors of ...

When the theory of relativity appeared in the early 1900s, it upended centuries of science and gave physicists a new understanding of space and time. Isaac Newton saw space and time as fixed, but in ...

Monisha Ravisetti was a science writer at CNET. She covered climate change, space rockets, mathematical puzzles, dinosaur bones, black holes, supernovas, and sometimes, the drama of philosophical ...

New impressions A visualization of a curved space–time “sea” from the general-relativity simulations carried out by the authors.(Courtesy: James Mertens) From the Genesis story in the Old Testament to ...