Part of that is probably because we’ve gotten so good at making them that they’re seen as cheap commodities, but the physics and engineering behind the screw thread is interesting stuff.

There are two main types of drywall screw: coarse thread and fine thread types. The type of thread you use depends on the ...

The guys from the YouTube channel How To Make Everything have been looking at one such sketch, a screw thread-cutting machine. At first glance, it seems a little flawed. Threads are hard to make ...

When one end of the screw is placed in water and the screw is elevated at an angle and then turned, water trapped in the air pockets between the threads rises from the open lower end, up the length of ...