Learn how to make a DC motor using a simple battery in this intriguing tutorial. This amazing idea transforms basic materials into a functioning motor, perfect for science projects or DIY enthusiasts.

We may receive a commission on purchases made from links. Electric cars may be all the rage these days, but even before we had cars entirely powered by electricity, batteries were still vital ...

The demand for smaller, lighter, and more efficient AC/DC USB power delivery (PD) chargers is always a challenge for power-supply design engineers. Below 100 W, the quasi-resonant flyback is still the ...