Seventy-five years is a long time for a technology to mature. In the case of supersonic flight, the technology has matured dramatically since Chuck Yeager first broke the sound barrier on October 14, 1947. However, you might notice that currently, you can’t hop on a commercial supersonic jet. The reason is simple, close to seventy-five years after the technology was first developed, NASA thinks it might have a solution for its biggest hurdle.
