What just happened? How did the ghost dance? The answer: Electromagnetism All of this started about 200 years ago! There was this man called Hans Christian Oersted. He was a pharmacist, but was fascinated by Science. So he also became a Professor of Physics. His passion for Physics in fact led him to discover one of the most important principles of modern Physics, Electromagnetism! But how did he do … Continue reading DIY: Build your own dancing ghost!