While the ball bearing might be among Leonardo Da Vinci's less celebrated inventions, it's arguably one of his most important. Though it was initially designed as part of his failed helicopter ...

“Dual surface articulation between a polyethylene insert and metallic femoral and tibial tray components characterizes this unique class of knee design.” — A. Seth Greenwald The growing global ...

Visionary films set in the technologically advanced future have long imagined cars that ride around on frictionless orbs similar to Star Wars’ BB-8. We aren’t there yet, as cars still use wheels and ...

Whether metal or plastic, the main purpose of bearings is simple: reduce friction to improve performance and extend the life of the components. In many applications, they also support load and absorb ...

Editor's note: An updated version of this information can be found here. Bearings are used to help reduce friction. Metal-upon-metal contact produces large amounts of friction. The friction adds to ...

Aaron Williams, who provides tech support for Standard Bearings, offers answers to common questions about bearings in ag equipment: OEM bearings tend to be better, but aren’t necessarily the best. The ...

How to grease and maintain your boat trailer bearings -step-by-step guide. Don’t let bad bearings leave you on the side of ...

Bushings and bearings are crucial automotive components. They’re critical parts of a car’s suspension and chassis and many of them are installed via press fit, which isn’t a journalist’s workout ...

Seeing a heavy load slide around on nearly frictionless air bearings is pretty cool; it’s a little like how the puck levitates on an air hockey table. Commercial air bearings are available, of course, ...