Old mainframe computers are interesting, especially to those of us who weren’t around to see them in action. We sit with old-timers and listen to their stories of the good ol’ days. They tell us about ...

The awesome Digirule 2U is a small 8-bit programmable binary computer created by developer Bradley Slattery. Launched via Kickstarter this month, the project is coming to the end of its campaign with ...

Although it’s tempting to think that computers can do anything, they are not without their limitations. For example, computers’ limited memory makes them unable to compute real numbers. So, when a ...

The folks at Evil Mad Scientist Labs just put up a post on the giant mechanical binary computer they brought to last month’s Maker Faire. As a faithful reproduction of the Digi-Comp II from the 1960s, ...

FORGET smartphones, how about a smart arm? Human cells capable of performing simple arithmetic could one day be implanted in your body as a biological computer to diagnose disease, administer drugs or ...