For an upcoming project, we needed a large, 1-3/4” thick piece of solid black walnut. Wood like this isn’t something you’ll find just anywhere, and when found, it’s rarely in the dimension you need.

In the early days of FDM 3D printing, the RepRap project spawned all sorts of weird and and wonderful designs. In the video after the break [dizekat] gives us a throwback to those times with the ...

Track-roller linear guides and how they compare to other linear rails, slides, and ways to facilitate single and multi-axis linear motion — and the disparate ways these linear components integrate ...