When it comes to mechanical timepieces, we’re used to seeing mechanisms stuffed with tiny gears and wheel, often of marvelous complexity and precision. What we’re perhaps less used to seeing is a ...

Electric bike technology has advanced leaps and bounds in recent years, so much so that the very foundations of the bicycle as we know it are being overhauled. Sure, even the most sophisticated ...

A chain is the most common form of drive on two wheels — not only motorcycles, but bicycles, too. This is not the only way to transmit power to the wheel, though. Some bikes use a shaft in the same ...