This is caged lightning, and this spectacle takes place at the Mid-American Science Museum, home to the world’s largest conical Tesla coil. It emits 1.5 million volts, and the sounds are deafening, but it’s only one of several fascinating things to see at this museum near Hot Springs, Arkansas. Journey through the galaxy in its planetarium or stroll through the kid-friendly dinosaur trail, a wooded path that transports you back to the Jurassic era. Interactive exhibits allow you to experiment an

Building a Massive Tesla Coil for Electrifying Experiments