If you've been hearing strange noises coming from your wheels, it could be a sign your wheel bearings are bad. Here's how to ...

Ball bearing designs are either press-in or ... These are by far the easiest bearings to work with, as long as you do not ...

To some clockmakers, this is a shame, as the escapement can be an elegant and mesmerizing piece of machinery, so [Brett] brought his rolling ball escapement to the exterior of this custom clock.