There be dragons. Hatchbox brand filament is always a good bet Depending on what you want to do, you may also want to check out some of the different infused PLAs. For example, wood-fill PLA tends ...

Microtubules are the largest type of filament, with a diameter of about 25 nanometers (nm), and they are composed of a protein called tubulin. Actin filaments are the smallest type, with a ...

that uses empty filament spools, some 3D prints, and not much else. These are all Hatchbox spools, and it won’t work for every type, but the design should scale up and down to fit other flavors.

Omani design collective Nawa has created a plastic-free filament for 3D printing using waste date seeds, which is on display at Dutch Design Week. Called RePit as a play on the word "repeat", the ...

The filament lamp is a common type of light bulb. It contains a thin coil of wire called the filament. This heats up when an electric current passes through it and produces light as a result.