The classic table-tennis ball gets a high-tech makeover with a new design and 3D printing to make it happen.
A professor who once worked as an aeronautical engineer creates the ultimate ping-pong ball cannon to help students learn about dynamics.
Promoters use thousands of ping-pong balls, projected lights, and synchronized swimmers to create the ultimate interactive swimming show.
Liquid nitrogen is pretty dangerous stuff on quite a few levels — not the least of which is is volatile explosiveness.
If the Kinect motion-tracking system impresses you, check out how a similar technology (plus a whole bunch of lasers and Ping-Pong balls) creates a sinuous interactive art experience.
DVR CamBall from Korea is smaller than a ping-pong ball.