In a world filled with high-tech robotics kits and programmable gadgets, one artist decided ...

Discover how to build a simple electric train using just a copper coil, an AA battery, and disc magnets in this step-by-step science experiment. Starting with basic materials, watch as we construct ...

A strong permanent magnet acts as a simple pendulum, swinging back and forth while hanging from strings. A copper plate underneath the magnet can be moved up to tune the eddy current damping. Swing ...