The simulation hypothesis—the idea that our universe might be an artificial construct running on some advanced alien computer—has long captured the public imagination. Yet most arguments about it rest ...

The reason we can gracefully glide on an ice-skating rink or clumsily slip on an icy sidewalk is that the surface of ice is coated by a thin watery layer. Scientists generally agree that this ...

Waymo is adding four new US cities to the gradual rollout of its robotaxi service. As reported by TechCrunch, the company said it has already started trialling self-driving cars in Philadelphia, ...

In brief: Microsoft initially introduced its controller-friendly Windows interface with the Asus ROG Xbox Ally in October, but all Windows handhelds will support it starting from today. Windows ...

President Donald Trump said recently that he had ordered the U.S. military to resume the testing of nuclear weapons; Russia said it would “respond in kind” to any tests. We asked Professor Paul ...

Cancer continues to be one of the world's top causes of death, partly because of delayed discovery of the disease. But according to a recently released study, a simple blood test may be able to ...

Abstract: In outlier hypothesis testing, one aims to detect outlying sequences among a given set of sequences, where most sequences are generated i.i.d. from a nominal distribution while outlying ...

Energy Secretary Chris Wright said Sunday that the weapons testing President Trump ordered last week will not include nuclear explosions. “I think the tests we’re talking about right now are system ...

Energy Secretary Chris Wright said the testing ordered up in a surprise announcement by President Trump last week would focus on “the other parts” of nuclear weaponry. By Zolan Kanno-Youngs The ...

President Trump explained the order by saying other, unnamed nations were testing their own nuclear weapons, even though no country has tested since 2017. By David E. Sanger and William J. Broad David ...