No matter how far down the 3D printing rabbit hole we descend, chances are pretty good that most of us won’t ever need to move filament from one spool to another. But even so, you’ve got to respect ...

Plastic waste is a big problem in our world today. It's important for makers who use 3D printing technology (which generates plastic objects) to consider the waste hierarchy paradigm. Here's the thing ...

Recycling plastic into filament normally involves chopping it into tiny pieces and pushing it through a screw extruder. [JRT3D] is taking a different approach with PetBot, which cuts PET bottles into ...

Once more afraid* to leave the front door, I was messing with some sample filament spools I bought from UK firm Filamentive – which sells only filament with a high recycled content. These are loose ...