PhysicsWhy virtual particles don’t exist but do explain reality – for now So-called virtual particles aren't particles at all. Some argue that they are merely mathematical figments, and that we need to find a better way to understand particle interactions Features
Physics2D crystal of ultracold charged atoms is biggest ever created More than 100 charged calcium atoms chilled to extremely low temperatures have been arranged into a two-dimensional crystal, which could be used for studying quantum materials or building quantum computations News