I’ve gained a lot of respect for (and interest in) the power of 3D printing custom car parts after chatting with a 3D designer. Today, another really cool perspective on this style of manufacturing ...

We test a 3D-printed turbo impeller against a Dyson motor to compare performance, efficiency, and design capabilities. Ideal ...

There are plenty of rocket experimenters toying with various liquid-fueled contraptions at the moment, and [Sciencish] is one of them. He grew tired of using air-pressurized fuel delivery systems in ...