If seeking to sort out linear dimension accuracy on a 3D printer, it might be an idea to avoid sharp-cornered calibration cubes, such as the one in the photo, and go for something with rounded ...

So, you got a 3D printer for the holidays, and you’re excited to dive in. Chances are, you’re not sure where to begin. What can you print? What’s fun? What’s useful? Justifying the purchase of a 3D ...