A Chocolate Bar in His Pocket Changed How America Eats Forever
Percy Spencer wasn't trying to reinvent the kitchen. He was working on military radar equipment at a Raytheon lab in 1945 when he noticed something strange — the chocolate bar in his pocket had quietly melted. That small, sticky moment set off a chain of events that would transform American cooking habits and put a microwave oven in nearly 95 percent of U.S. homes.
Mar 13, 2026