So, you got a 3D printer for the holidays, and you’re excited to dive in. Chances are, you’re not sure where to begin. What can you print? What’s fun? What’s useful? Justifying the purchase of a 3D ...

Printing 3D models has become more affordable and accessible, enabling many to start personalized projects. That is why many beginners download ready-made models on free, open-source repositories.

This research was funded by the Engineering and Physical Sciences Research Council (EP/N024818/1). The authors declare that they have no known competing financial interests or personal relationships ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Since 3D printers debuted in the 1980s, the devices have been used ...