Have you ever looked at a hot glue gun and wondered if it could do more than just stick things together? What if it could actually create something entirely new, layer by layer, just like a 3D printer ...

If you’re building a 3D printer, the most complicated part is the extruder. This part uses a series of gears to pull plastic filament off of a spool, heats it up, and squirts it out in a manner ...

D printers have evolved from glorified hot glue guns to high-speed, precise, and reliable devices. Here's ten accessories ...