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. [Eng… ...

If you want to print one of these on your own, [Mike] has made all of the files available on Thingiverse. He has also experimented with other mechanical computers as well, including the sequel ...

Eva Baur, Benjamin Tiberghien, Esther Amstad. 3D Printing of Double Network Granular Elastomers with Locally Varying Mechanical Properties. Advanced Materials, 2024; DOI: 10.1002/adma.202313189 ...