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 that are worth investing in.

During a complicated bone surgery, every second matters. The longer a wound is open, the more likely it is to become infected and injured. Now picture this: Surgeons can now print a new piece of bone ...

In context: Several recent experiments have broadened the potential applications for 3D printing. Although most users wouldn't consider hot glue a viable building material, it has important ...

Given some biodegradable 3D printing filament and tasked with doing something creative with it, Vimal Patel built an extruder using Lego, attached it to a rather ordinary hot glue gun and ended up ...