Fuzziness may rule the quantum realm, but it can be manipulated to our advantage. When two black holes spiral inward and collide, they shake the very fabric of space, producing ripples in space-time ...

The original version of this story appeared in Quanta Magazine. The simplest ideas in mathematics can also be the most perplexing. Take addition. It’s a straightforward operation: One of the first ...

Philip Kreycik should have survived his run. In the summer of 2021, the 37-year-old ultra-marathon runner used an app to plot a roughly 8-mile loop through Pleasanton Ridge Regional Park in California ...