The last 12 months have been packed with new bikes, and I've spent a lot of time riding all kinds. From mega-days on the road ...

In the mid-19th century, Bernhard Riemann conceived of a new way to think about mathematical spaces, providing the foundation ...

Abstract: Tooth pitting is a common failure mode of a gearbox. With the growth of tooth pitting, gear mesh stiffness shape changes and consequently the dynamic properties of the gear system change. An ...