Fraunhofer’s new door hinge for a sports car takes a different tack: it tries to be better than the equivalent machined part. The company claims that the new part is half the cost and weighs 35% ...

A few weeks ago, the latch in my car door got stuck, blocking the door from ... spend some time on was lubricating all my cars locks, hinges, and latches. All you need for this project are a ...