Nikola Tesla invented this over 130 years ago, and it’s still one of the most mind-blowing technologies ever created. A Tesla Coil works by using copper wire windings to generate high-frequency electromagnetic fields, producing the iconic electric arc discharges shooting from the glass dome. The wild part? It can wirelessly light up a fluorescent bulb nearby with absolutely no wires — exactly the kind of wireless power transmission Tesla envisioned for the future of humanity. Modern desktop Tesl