This is a motorcycle made from cardboard. In this video teach you how to make this amazing motorbike. It's simple and easy.

[Tom Stanton] wanted to see if supercaps have any practical use on e-bikes, and built a DIY electric motor in the process. One of the problems with supercaps is the rapid voltage drop during ...

He’s also a bike enthusiast ... an optional small motor upgrade to enhance range–or what you could do in a small school district where every child could be given a bike in place of a few days of ...