Discover how to build a simple homopolar motor using everyday household items in this easy-to-follow tutorial. Learn the fundamentals of electromagnetism and magnetic polarity by assembling motors ...

Simple dc Motor / How to Make a Simple dc Motor ...

With these mods, this circuit will last quite a long time, especially if you make things easier for the relay by turning off power to the motor before switching directions. It is simple and effective ...

There are people who can do truly amazing and fascinating experiments, and luckily for you, we created a list of 10 simple physics experiments with everyday materials to learn and impress your friends ...

Forbes contributors publish independent expert analyses and insights. I write about physics, science, academia, and pop culture. I got an advance copy of Anil Ananthaswamy's forthcoming Through Two ...