Bike frames are simple on the surface, but can quickly become complicated if you want to fabricate one yourself. Brazing and welding tend to be less common skills than knowing how to bolt things ...

The bikes stay upright because the tires fit snugly between the wooden slats. This DIY bike rack by @hamsterwheelbikerepair ...

The controller for the DIY motor was not capable of doing regenerative braking, so he fitted the capacitors to another e-bike that does have regenerative braking. Using this feature, he was able ...

What happens when a bicycle and rowing machine combine? You get the Rowbike. The Rowbike is a bicycle that is used in a way similar to a rowing machine. It is powered by using your arms and legs ...