Scooter Brakes Getting Weak? Here Is What Every Rider Must Do Before It Gets Dangerous

Loose or spongy scooter brakes are an early safety warning, not a minor fault. Most cases are caused by worn cables, brake ...

The physics of sneaker squeaks: High-speed imaging shows how they arise from supersonic detachment pulses

Basketball shoes on a gym floor, bicycle brakes in need of a tune-up, or the squeal of tires are everyday examples of squeaking sounds. Such sounds have long been attributed to stick-slip friction, or ...

Physics discovery explains why sneakers squeak

“This project started with a simple question: why do basketball shoes squeak?” Adel Djellouli, a study co-author and ...

If Your Car Shakes After a Snowstorm, Here’s What’s Going On—And How Worried You Should Be

Winter driving is stressful enough without your car rattling like a tin can. We'll let you in on the secret to this ...
Bicycling on MSN

Common torque wrench mistakes and how to avoid them

Using a torque wrench incorrectly can be worse than tightening by feel. Fix the most common mistakes with these shop-proven ...
Live Science on MSN

We now know why shoes squeak, and it involves miniature lightning bolts

Harvard engineers think they've found the reason basketball shoes squeak, and it's due to pockets of friction between the rubber and the court.