The Chocolate Bar in His Pocket Changed Everything: How Radar Research Accidentally Invented the Microwave
Percy Spencer wasn't trying to reinvent the kitchen. He was working on military radar technology at a defense contractor in 1945 when he noticed something strange — the chocolate bar in his pocket had melted. That small, puzzling moment set off a chain of events that would eventually put a microwave oven in nearly every American home.
Mar 13, 2026