Circuit breakers came into vogue around the 1940s and have become more or less the standard for electrical safety in all buildings. If you open up the electrical box in your home and see a bunch ...

As many as 300 microscopic circuits can be formed photographically at the same time. To test such tiny apparatus, the disk is locked in a machine, and a probe with many electrical contacts in its ...

It’s got a glowing flux capacitor, DeLorean-themed rims, an elaborate time circuits dashboard, and a speedometer capped at 88mph, which is a bit faster than the bike’s actual top speed.