I waited uncomfortably as our guide prepared to demonstrate the Tesla Coil at the Nikola Tesla Museum in Belgrade, Serbia. Would my hair stand on end? Would I be shocked? He threw the switch, and a lightning bolt split the air, reaching for the copper ball suspended above the coil. The people holding flourescent bulbs in their hands became conductors as the electricity flew through the air and lighted up the bulbs, with no wires attached! To read a longer version of my visit to this museum in Belgrade, click here.