Historically, prior to 1820, electricity and magnetism were thought to be separate entities of nature. On April 21, 1820, ...

If you took introductory physics, you learned about the “fundamental forces.” It goes something like this: All interactions are the result of one or more of five basic forces: strong nuclear, weak ...

Nanodiamond quantum sensors mounted on magnetic microbots achieve coherent spin control while moving freely through fluid, a ...