Warp drive has moved a little farther out of science fiction and a little deeper into physics. A new round of theoretical ...

Theoretical physicists have spent decades wrestling with a disorienting possibility: that the flow of time is not woven into ...

If gravity arises from entropy, scientists could unite Einstein's general relativity with the quantum realm while shedding light on dark matter and dark energy. When you purchase through links on our ...

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 ...