Over the past few weeks we've looked at handy flexible hose clamp pliers, screw-holding screwdrivers and battery desulfators that rescue batteries from the dead. This week's cool tool, the nut and ...

There are a lot of things I want to do differently in 2025. Chief among them is organizing my shop. I’m guilty of making poor use of the storage solutions I have. One too many catch-all drawers and ...

Scientific American is part of Springer Nature, which owns or has commercial relations with thousands of scientific publications (many of them can be found at www ...

Whether you are building something or making repairs, sometimes it is the smallest parts that fail and cause problems. Fasteners like screws and bolts play vital roles, which is why you should follow ...

A special thread form keeps bolts and nuts tight under vibration by attacking the problem from a different angle. Two conventional methods for securing threaded fasteners against preload loss include ...