
Computer | Definition, History, Operating Systems, & Facts | Britannica
6 days ago · A computer is a programmable device for processing, storing, and displaying information. Learn more in this article about modern digital electronic computers and their design, constituent …
What is a computer? | Britannica
Dec 22, 2025 · A computer is a machine that can store and process information. Most computers rely on a binary system, which uses two variables, 0 and 1, to complete tasks such as storing data, …
Computer - Technology, Invention, History | Britannica
6 days ago · Computer - Technology, Invention, History: By the second decade of the 19th century, a number of ideas necessary for the invention of the computer were in the air.
Computer - History, Technology, Innovation | Britannica
6 days ago · It is not too great a stretch to say that, in the Jacquard loom, programming was invented before the computer. The close relationship between the device and the program became apparent …
computer summary | Britannica
Computer, device for processing, storing, and displaying information. Computer once meant a person who did computations, but now the term almost universally refers to automated electronic machinery.
Computer science | Definition, Types, & Facts | Britannica
Jan 23, 2026 · Computer science is the study of computers and computing, including their theoretical and algorithmic foundations, hardware and software, and their uses for processing information. The …
Personal computer (PC) | Definition, History, & Facts | Britannica
The personal computer industry truly began in 1977, with the introduction of three preassembled mass-produced personal computers: the Apple Computer, Inc. (now Apple Inc.), Apple II, the Tandy Radio …
computer - Kids | Britannica Kids | Homework Help
An English inventor named Charles Babbage designed the first computer in the 1830s. It was mechanical, not electronic, because scientists did not yet know how electricity worked.
Computer - Networking, Digitalization, Automation | Britannica
Dec 22, 2025 · What it took to turn a network of computers into something more was the idea of the hyperlink: computer code inside a document that would cause related documents to be fetched and …
Ada Lovelace | Biography, Computer, Day, & Facts | Britannica
Jan 8, 2026 · Ada Lovelace is considered the first computer programmer. Even though she wrote about a computer, the Analytical Engine, that was never built, she realized that the computer could follow a …