How easy is it to build a simple demonstration at home that proves fundamental law of physics, such as Coulomb’s inverse square law, or Maxwell’s equations? This is one of those ...

You might think that if you dug some tunnels down into the ground where you could be out of the sunshine, that you might find ...

The PICO-8 is what is known as a ‘fantasy console’– you can program it, and there are oodles of games, but it’s not actually ...

The speed that computers have gotten smaller is a bit mind-bending. Most of us now walk around with computers in our pockets that would have rivaled the supercomputers from a few decades ago. And, ...

Continuing their reverse-engineering of Intel’s 8087 FPU, [Ken Shirriff] and friends took a look at one of the trigonometric ...

When flying over the United States, Australia, and a few other vast and relatively empty parts of the world, strange circular ...

Few pieces of vintage audio gear from the turn of the century (the previous one) inspire the kind of devotion that a Leslie speaker does. Sure, there are plenty of pieces that are rarer or more ...

You’ve probably heard of rubidium frequency standards, which are used where you need an extremely accurate time or frequency reference. [IMSAI] guy has a good explainer video about what’s actually ...

Flip dot displays are cool, and more people realize that after [mixela]’s fluid simulation on flip dots installation was on ...

Considering how important it is for everything from navigation to keeping clocks in sync, satellite navigation systems are ...

PCB circuits are cool, but you know what is cooler? Terminator circuits that’s what! And what if the same material that makes ...

For a full-fledged, bells-and-whistles driving simulator a number of unique human interface devices are needed, from pedals and shifters to the steering wheel. These steering wheels often have force ...