An entrepreneur friend of mine likes to tell the story of the time he met a very rich man. Impressed by the guy's car, clothes, and companion, my friend wanted to know what the man did for a living.

A lot of 3D printing advice treats material choice like the fastest way to level up. Try silk PLA for showroom shine. Move to carbon fiber for stronger parts. Keep some glow filament around because it ...

After you pick a 3D printer, the first decision you'll have to make is what type of filament you want to use. Look deep enough, and you'll see several dozen varieties—even setting aside the numerous ...