The ball turret, like this one on a B-17 in England ... first experienced the Waller in early 1945 while being schooled as a B-29 tail gunner at Harlingen. “It was very realistic,” he says.

The B-17 Ball turret. Every military aviation fan has looked at this iconic piece of ww2 equipment and wondered how on earth anyone could be brave enough to spend a mission inside this cramped ...

[Andrew] and his brother had some time (and a lot of ping pong balls) on their hands, so they decided to have some fun and built a remote-controlled ping pong ball turret. Arduino aside ...