A while back we looked at [Matthias’] one-pin dot matrix printer. Now we’re jumping over to his woodworking website to feast on his wooden binary adding machine. His creation uses glass marbles as the ...

You know the old joke: There are 10 types of people in the world — those who understand binary, and those who don’t. Most of us on Hackaday are firmly in the former camp, which is why projects like ...

I used to write assembler and did a certain amount of arithmetic in binary. What I needed was a binary pocket calculator to check results. But nothing I could find had a binary point, nor a hex point ...

George Stibitz of Bell Telephone Laboratories used his Complex Number Calculator (CNC) to demonstrate remote computing for the first time on September 11, 1940* when a series of math problems were ...

There have been some incredible computers built in Minecraft using redstone circuitry, but comparatively fewer in its 2D counterpart Terraria.That’s probably because although Terraria includes wiring ...