
Computer | Definition, History, Operating Systems, & Facts | Britannica
Feb 6, 2026 · 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
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, calculating …
Background to the American Revolution
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Personal computer (PC) | Definition, History, & Facts | Britannica
5 days ago · personal computer (PC), a digital computer designed for use by only one person at a time.
computer summary | Britannica
A computer consists of the central processing unit (CPU), main memory (or random-access memory, RAM), and peripherals (e.g., a keyboard, a printer, disc drives).
Artificial intelligence (AI) | Definition, Examples, Types ...
Mar 11, 2026 · Artificial intelligence is the ability of a computer or computer-controlled robot to perform tasks that are commonly associated with the intellectual processes characteristic of humans, such as …
Artificial Intelligence | Pros, Cons, Debate, Arguments, Computer ...
Feb 17, 2026 · He would go on to create the computer programming language LISP (which is still used in AI), host computer chess games against human Russian opponents, and develop the first …
Computer - History, Technology, Innovation | Britannica
Feb 6, 2026 · The mill was the calculating unit, analogous to the central processing unit (CPU) in a modern computer; the store was where data were held prior to processing, exactly analogous to …
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 …
Computer architecture | Definition & Facts | Britannica
Feb 26, 2026 · central processing unit (CPU), principal part of any digital computer system, generally composed of the main memory, control unit, and arithmetic-logic unit. It constitutes the physical heart …