The microprocessor is a computer processor of arithmetic, logic, and control circuitry on a single integrated circuit. The ...

We recently looked at the origins of the integrated circuit (IC) and the calculator, which was the IC’s first killer app, but a surprise twist is that the calculator played a big part in the invention ...

Classified history: Intel's 4004 has long been celebrated as a milestone in the early history of personal computing. However, decades after its introduction, it's been revealed that an iconic fighter ...

Guest author Ken Shirriff is a Silicon Valley-based computer enthusiast who enjoys reverse-engineering old chips and restoring classic equipment such as the Xerox Alto. Shirriff wrote the Arduino ...