You probably have heard the BOOM that happens when a jet plane hits Mach 1 and breaks the sound barrier. But, I didn’t know till just recently that there is often also a dramatic visual phenomenon that occurs as well.The picture on the upper left shows one of the several visual appearances that happens. Wow. Amazing. Who would have thought.
Anyway. There was a recent article telling about this. To read the article HERE’S THE LINK
And to see 14 more pictures HERE’S THE LINK
