BREAKING THE SOUND BARRIER
Flying faster then the speed of sound was unthinkable when flying first began. As airplanes flew faster from the 1930's on pilots began to experience problems due to the increased speed. One example was the Lockheed P-38, used in World War II, which flew normally in level flight, but if they went into a high speed dive there were control problems that often led to crashes and death of the pilot. The military became interested in planes that could safely…
