Energy & Green Tech

E-bike grumbles echo in the Bavarian Alps

Robert Werner and his wife Ursula usually make time to say a friendly hello to hikers as they ride their gently whirring e-bikes up trails in the Bavarian Alps.

Energy & Green Tech

New Detroit bicycle shop only sells electric bicycles

Jason Hall, cofounder of the massive group bicycle ride known as Slow Roll Detroit, had a flip response the first time someone asked whether he wanted to try their new electric motor-assisted bicycle, called an e-bike.