Watch an extreme DIY experiment where a bicycle is powered by a homemade jet engine using a potassium nitrate and sugar fuel ...

Watch How an Angle Grinder Is Transformed into a Powerful Electric Bike Engine in This DIY Project. Learn Step by Step How to Build a Lightweight Motorized Bicycle That Boosts Pedaling Power, Handles ...

Electric bicycles are really cool and can be really fast, especially when modified for the purpose of speed. Indeed, most e-bikes must conform to rules and regulations out of the factory. However, at ...