FRAGMENT FROM NATURE continues from last weekend and concludes this weekend on the theme of magnetic forces. The Newtonian idea of space was a cold dark empty vacuum. Today, we believe that there is no such thing, but rather it is a dynamic cauldron of matter being created and destroyed bathed in a highly dynamic liquid of interacting forces.
https://www.forbes.com/sites/startswithabang/2020/11/17/quantum-fluctuations-were-experimentally-proven-way-back-in-1947/?sh=2aaf19d33e0e