There’s seldom anything as joyful and relaxing to watch as a simple marble run. Of course, the thing about letting marbles fall under gravity is that you eventually need to lift them back up again.

The 3D printed marble run XL is one of those creations you can watch again and again. The smooth movement and endless paths ...

Morrison's Marble Fountain is below. Morrison says the prototype for Marble Fountain was completed quickly. The process for creating Marble Fountain is very simple: first, randomly place points. Then, ...

There are few things that can keep a certain kind of mechanically-inclined mind entranced as well as a marble run, and few structures that look as interestingly organic as procedurally-generated ...