(CNN) — Federal authorities and Boeing are trying to figure out why a 737 Max 8 experienced a rare, unsafe back-and-forth roll during flight. The oscillating motion is known as a Dutch roll, and one ...

It was a promotional stunt that in today’s dollars used a $144 million investment by Boeing. And it was done without the knowledge of Bill Allen, then president of the company, who was watching. And ...

In the 1940s, if you were in a hurry and needed to travel across the continental United States, the fastest option was to hop inside one of the many propeller-driven planes of that era. The Douglas ...

(CNN) — Federal authorities and Boeing are trying to figure out why a 737 Max 8 experienced a rare, unsafe back-and-forth roll during flight. (CNN) — Federal authorities and Boeing are trying to ...