In this Oct. 20, 2025, photo, tiny ball bearings surround a larger central bearing during the Fluid Particles experiment, ...

Bearings are often-overlooked components that bring life to your bicycle. You can’t steer, roll, pedal or have a functioning drivetrain without bearings. Basically, anything that moves on your bike ...

Even the most mundane tools may bring forth complex truths in microgravity. On October 20, 2025, a set of small metal ball ...

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 cycling at speed. That's where RLS bike helmet tech comes in. It's claimed ...

What makes rotary ball splines ideal for dual motion How preload influences spline performance Why groove shape and ball contact matter The pros and cons of crossed-roller vs. angular-contact bearings ...

Unlike the more conventional aligned-contact guidance provided by traditional roller-bearing bushings, the patented Bolexp ball-guidance bushings run at a slight angle, thereby increasing the contact ...