When is a hot glue stick not a hot glue stick? When it’s PLA, of course! A glue gun that dispenses molten PLA instead of hot glue turned out to be a handy tool for joining 3D-printed objects ...

If you are making something, you probably need to stick stuff together. Chances are, you will use an adhesive or glue of some type. Humans have been using glue for thousands of years, going back to ...