1992 Event Arecibo radio telescope begins Microwave search for occupied planets 1992 Event Microwave Observing Project begins (seeking alien life) 1956 Event U.S. Lab detects high-temperature microwave radiation from Venus 1955 Event Tappan sells 1st microwave oven 1955 Event 1st microwave TV station operated (Lufkin, Texas) 1945 Event Microwave oven patented
