A layer of foam may be good at protecting you from simple whacks on the head, but it's not necessarily sufficient when you're ...

Ball bearings—the familiar pieces that use balls to maintain the separation between the bearing races—have any number of uses. But the ones we're used to seeing in cars and other machines tend to be ...

The latest generation of radial insert ball bearing and housing units from Schaeffler is engineered for easy mounting and ...

The escapement mechanism has been widely used for centuries in mechanical clocks. It is the mechanism by which a clock controls the release of stored energy, allowing it to advance in small, precise ...

[RimstarOrg] has brought us an oldie but goodie this week. He’s built a ball bearing motor, a design which has been causing engineers and scientists to squabble for decades. [RimstarOrg] used a ...

Unground ball bearings may be wholly unground, ground in part, or wholly ground, but are characterized by precision levels less than ABEC 1. Unground ball bearings may be wholly unground, ground in ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. Svenska Kullagerfabriken (Swedish ...

This piece comes from Scott Carrier. Scott is an American writer, radio producer, and lecturer. His work has appeared on programs like “This American Life” and “All Things Considered,” among others.