[David] intended to 3D print a spectrogram of a gravity wave, and wanted the graph to go from blue to yellow. Only having a single-color printer, he needed color shift filament, but couldn’t ...

More affordable than ever, 3D printers are booming for personal, professional, and educational use. Here's everything to know before you buy one, along with the top models from our hands-on testing.

Others are meant to represent things that consumers might buy more frequently, like printer ink or coffee ... This product replaced Overture PLA Filament for 3D printers in this piece, but we ...

The "strength" of PLA filament all depends on how much the filament is expanded. But at the same time, different filament brands offer a different percentage of expansion range.