The era of mainframe computers and directly programming machines with switches is long past, but plenty of us look back on that era with a certain nostalgia. Getting that close to the hardware and ...

Nicolas Temese didn't use 3D printing. He built the entire model of the 1401 computer system from scratch, including teeny tiny punchcards. CNET editor Gael Fashingbauer Cooper, a journalist and ...

Most of these are pretty straightforward to figure out, but he ran into some troubles trying to understand the full adder board. The first issue is there is some uncertainty surrounding the logic ...