Files are a very useful important tool if you’re machining your own parts. They can do plenty of shaping themselves on smaller parts in particular. Powering such a tool just makes sense, and a die ...

K’Nex has been around for less than 30 years but has already become the building toy of choice for elaborate creations that are impossible to build with Lego. Tyler Bower just demonstrated the ...

Simplified machine designs with fewer components run more efficiently and are less expensive to build. Older mechanical power transmission and actuator technologies, such as chain, rack and pinion and ...

A simple machine is a mechanical device that changes the direction or magnitude of a force. In general, they can be defined as the simplest mechanisms that use mechanical advantage (also called ...

Imagine a building that produces more energy than it needs to operate, that recycles its own water. A building that breathes and changes with the seasons like a tree. That was the goal for the ...