NYU physicists accidentally found a way to make a time crystal using nothing but sound waves and tiny polystyrene beads. Time ...

Scientists used powerful computer models to show a more stable discrete time crystal. Very simplified toy models help scientists get started, but the real world is far more complex. In this case, more ...

Ski mountaineering, or “skimo,” will make its Olympic debut this week. The idea is simple: race uphill fast, then ski back ...