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 … ...

Explore the world of science and engineering with a simple steam engine project perfect for science fairs. This video guides you through the step-by-step process of creating a working steam engine ...

Horrible Science fact It's all well and good having a perfect, simple circuit but it it includes a switch, it will only work if the switch is in the on position meaning the circuit is closed. You ...

This is the kind of project that can make a kid get interested in science: it combines easy construction with visually amazing behavior, and can teach you basic concepts (electromagnetism and ...

Play dough circuits 2: experiment with electricity Last time, we went through the basics of how to make simple electrical circuits with play dough and light-emitting diodes, now it's time to ...

Researchers recently tackled a simple circuit in the visual processing area of a chicken's brain that detects motion in its field of view -- with surprising results.