We’ve all been flying high ever since the development of the jet engine in the mid-1950s. But why were jets were designed to fly at those high altitudes in the first place?
A ballpoint pen seems simple: press a button you can write, press again and put it in your pocket. Yet inside a clever mechanisms turns that simple push into all sorts of other motions. This video uses detailed animation to look inside the iconic Parker Jotter ink pen and see how it works.
Gujo town in Gifu prefecture of Japan is the place where technology of making these ultra-realistic food samples used to show menu in Japanese restaurants began. These samples are made out of plastic, wax and other materials, and then painted.
