It looks like [Michal Zalewski] is raising the next generation the right way. First, his eldest son asks for help building a one-bit computer from discrete transistors. Not to be left behind, his ...

This looks like one of those projects that started out as a glimmer of an idea and led down a rabbit hole. But it’s a pretty cool rabbit hole that leads to homebrew neon seven-segment displays on a ...

Back in 1957, Casio invented the first fully electric compact relay calculator. It took 50 years, but Casio has just announced that they’ve sold one billion calculators worldwide. And it’s a good ...