James Cameron's "Avatar: Fire and Ash" picks up where "The Way of Water" left off. The Sully family is hiding as they deal with the loss of son Neteyam (Jamie Flatters). When they take Spider (Jack ...

In the everyday world, governed by classical physics, the concept of equilibrium reigns. If you put a drop of ink into water, ...

Quantum computer research is advancing at a rapid pace. Today's devices, however, still have significant limitations: For example, the length of a quantum computation is severely limited—that is, the ...

Indoor ski simulators are popping up across the U.S. Here’s how they work and whether practicing indoors actually improves your skiing.