Sonic Refrigerators
Sonic Refrigerators Some refrigerators keep cool by using sound emitted by loudspeakers. Scientists at Los Alamos National Laboratory made such a refrigerator and named it STAR (Space ThermoAcoustic Refrigerator) in the early 1980’s. STAR was first used to cool electronics aboard the space shuttle Discovery in January 1992. Within the next five years, refrigerators…
