Learn how to unleash your creativity and engineering skills with our step-by-step guide on building an electric helicopter using a simple plastic bottle and a DC motor. This engaging tutorial walks ...

Learn how to make your very own DC motor in this engaging and informative DIY project! Perfect for hobbyists, students, or ...

Electric motors usually comprise a stator and a rotor, with the latter rotating inside the former. Donut Lab thinks this design is outdated, and a hollowed-out rotor can offer important advantages.

E-bikes combine a bicycle with a big lithium battery, a speed controller, and a motor. What you get from that combination is simple, efficient transportation. [Tom Stanton] wanted to build an e-bike ...