In a nutshell: In an impressive display of creativity and technical finesse, a hobbyist has managed to build a fully functioning 16-bit CPU entirely within Microsoft Excel. The project provides a ...

Blow the dust off that 8086 CPU in your attic.

Back in the hazy days of the early home computers, many of us would rejoice at running our first BASIC applications, some of us even built our own 8-bit system from a handful of ICs and felt elated ...

Use left and right arrow keys to seek audio. Building a functioning 16-bit processor or CPU inside Microsoft Excel, with its own memory, output, and custom assembly language, is an impressive - if not ...

We’ve seen our share of blinking light projects around here; most are fairly straightforward small projects, but this entry to the 2025 One Hertz Challenge is the polar opposite of that approach.