Tool changing 3D printers are hot. The idea is that instead of switching filament, you swap out hot ends or other tools. That isn’t a new idea. However, most tool changers are expensive. [Engineers ...

Modern multi-material printers certainly have their advantages, but all that purging has a way to add up to oodles of waste. Tool-changing printers offer a way to do multi-material prints without the ...

For the disabled community, 3D printing is far more than a nerdy hobby—it can give you tailor-made tools that transform daily tasks The author, who has a disability that limits the use of her arms, ...