With nuclear energy's newest developments, these NuScale Power simulations are building up to the latest in small modular reactor technology. NuScale has led in government funding as well as the public imagination around tiny nuclear reactors, with an easily digestible, safer, and smaller version of the pressurized water reactors that power many nuclear plants today.
See https://www.popularmechanics.com/science/energy/a34641114/nuscale-tour-video-small-modular-reactors/