[Chris] has built a pocket calculator that emulates… a pocket calculator. Two pocket calculators, in fact. Inspired by [Ken Shirriff’s] incredible reverse engineering of the Sinclair scientific ...

If you are reading this article you are probably a home computer owner, or are surfing the web when you should be working! But as little as 35 years ago calculators - let alone computers - were the ...

Clive Sinclair, who invented the Sinclair ZX Spectrum, an early personal computer, died of cancer Thursday at age 81, his family confirmed. Sinclair was an inventor with an impressive list of ...

When writing a recent piece about Reverse Polish Notation, or RPN, as a hook for my writing I retrieved my Sinclair Scientific calculator from storage. This was an important model in the genesis of ...

Sir Clive Sinclair, who popularised the home computer and invented the pocket calculator, has died aged 81. His daughter Belinda Sinclair told The Guardian that her father died at his London home on ...

Sir Clive Sinclair needs no introduction, at least not to those of us who’ve been in the industry for a while, or are familiar with 1970s-era calculators and 80s-era computers. An entrepreneur since ...