When MIT unveiled designs for the Copenhagen Wheel in 2009, it generated a lot of buzz. The deceptively simple, self-contained system can turn any bike into a "smart electric hybrid" cycle by providing a kinetic boost for...
The Copenhagen Wheel, unveiled today by MIT students at the COP15 Climate Change Conference, may not look like anything special. But in reality, it’s a treasure trove of bicycle wheel technology, complete with a kinetic...