Now this is cool. Dynamic Bicycles has developed a line of chainless bikes. All axles and gears are fully enclosed, which means no oil left prone to getting on your clothes - and without a chain, your ...

RICHMOND, Va. - Pedalers of the world, unite! You have nothing to lose but your chains. If you've ever been riding down the street and had your pants cuff ripped asunder, there may be a revolution at ...