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

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 ...

Back in 2000, a team of physicists led by Lijun Wang at the NEC Research Institute in Princeton, USA, pulled off a mind-bending experiment. They fired a precisely shaped laser pulse through a special ...

When supermassive black holes recoil from a collision, they can reach speeds of up to 1/10th the speed of light, new research suggests. When you purchase through links on our site, we may earn an ...