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 ...

Discover how to craft a simple electric motor using everyday household items in this detailed, step-by-step tutorial. Follow ...

You’d think that we’ve posted every possible clock here at Hackaday. It turns out that we haven’t. But we have seen enough that we’ve started to categorize clock builds in our minds. There are the ...

A crystal radio is a common enough science fair project, but the problem is, there isn’t much on anymore. The answer is, of course, obvious: build your own AM transmitter, too. AM modulation isn’t ...

Do you want to build an electric motor? You could probably find just about everything you need for a simple one around your house. Let me show you how to build it and why it works. Start With Magnet ...

They look like tiny tadpoles or perhaps the larvae of some insect as they zip through the liquid in their dish, but they are neither. This swarm of energetic specks is comprised not of little critters ...