Makers, engineers and hobbyists who would like to automatically manufacture a variety of different size plastic gears you might be interested in a unique machine built using a little Arduino hardware, ...

A new machine promises to thread bolts in one pass. Recently unveiled by Rebuilders Unlimited Machine Co. Inc. (RUMC), Waynesboro, Pa., the R-UMatic Thread Cutting Machine takes advantage of GE ...

It’s not news that Leonardo DaVinci was somewhat ahead of his time, and over the centuries many of the creations in his sketchbooks have been created and proved quite functional. The guys from the ...

While a handyman can buy nuts and bolts of virtually any size almost anywhere at little cost, there are times when he or she must renew stripped threads, cut threads to fit existing nuts, bolts or ...

It’s not news that Leonardo DaVinci was somewhat ahead of his time, and over the centuries many of the creations in his sketchbooks have been created and proved quite functional. The guys from the ...

If you enjoyed this article, I’d like to ask for your support. Scientific American has served as an advocate for science and industry for 180 years, and right now may be the most critical moment in ...