In autumn this year, I rode 1300 kilometers from the UK’s most southern tip - Penzance - to the northern city of Inverness in Scotland, on a fixed gear bike. For the uninitiated, a fixed-gear ...

Most consumer vehicles on the road today are offered slicker and more relaxing automatic transmissions or single-gear CVT units, as these provide a smoother driving experience for those who simply ...

In boat and airplane applications of the gear and chain system it is usually adequate to select a single gear ratio to drive a propeller in either air or water. Several different types of gearbox are ...