For those people driving along Twin Cities Highway and crossing Robinson Rd. over the last month (Twin Cities is the continuation of Colvin north of the 290 expressway.) you may have passed it without ...

Electric current is often magic and mysterious. Before people knew about electricity, many natural phenomena appeared as supernatural events caused by angry gods. Fortunately people today know physics ...

A few years ago [Patrick] was offered the Tesla coil of a friend of a friend. This was an opportunity too good for him to pass up. He then began the creation of an Off-Line Tesla Coil (OLTC), where no ...

Transformers are deceptively simple devices. Just coils of wire sharing a common core, they tempt you into thinking you can make your own, and in many cases you can. But DIY transformers have their ...