C. 2500 BCE: Sumerian abacus -- c. 700 BC: Scytale -- c. 150: Antikythera mechanism -- c. 60: Programmable robot -- c. 850: "On Deciphering Cryptographic Messages ...

In 1979, two M.I.T. computer-science alumni and a Harvard Business School graduate launched a new piece of computer software for the Apple II machine, an early home computer. Called VisiCalc, short ...

The history of computers began with primitive designs in the early 19th century and went on to change the world during the 20th century.

Inspired by A New History of Modern Computing by Thomas Haigh and Paul E. Ceruzzi. But the selection of key events in the journey from ENIAC to Tesla, from Data Processing to Big Data, is mine. This ...

A computer that processes analog data is known as an analog computer. Analog computers store information in physical quantities in a continuous format and use measurements to perform computation.

The invention of the computer is often articulated like a three-act play: the idea of the computer arrives, then there is the process of how to make the computer and, finally, there is the creation.

Although quantum computing is a nascent field, there are plenty of key moments that defined it over the last few decades as scientists strive to create machines that can solve impossible problems.

The Homebrew Computer Club where the Apple I got its start is deservedly famous—but it’s far from tech history’s only community gathering centered on CPUs. Throughout the 70s and into the 90s, groups ...

Mark Wilson, “Untitled Gray Ground & Untitled Light Gray Ground” (1973) (click to enlarge) Personal computing may have begun in the 1980s but the history of computer art started much earlier during a ...