What is turbulence?

AUSTIN (KXAN) — Aviation is possible for humans through an understanding of physics and engineering, allowing us to overcome gravity and cross long distances in a way that would have been just a dream for most of our history.However, natural occurrences can impede aviation; one of these is turbulence, an atmospheric phenomenon that induces chaotic changes to pitch, roll and yaw. It recently impacted a Lufthansa flight from Austin to Frankfurt, Germany and caused injuries to seven people. 7