
Computer | Definition, History, Operating Systems, & Facts
Oct 17, 2025 · A computer is a programmable device for processing, storing, and displaying information. Learn more in this article about modern digital electronic computers and their …
What is a computer? | Britannica
Oct 20, 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 …
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).
Computer - Technology, Invention, History | Britannica
Oct 17, 2025 · 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 science | Definition, Types, & Facts | Britannica
Oct 17, 2025 · Computer science is the study of computers and computing, including their theoretical and algorithmic foundations, hardware and software, and their uses for processing …
Personal computer (PC) | Definition, History, & Facts | Britannica
Nov 1, 2025 · personal computer (PC), a digital computer designed for use by only one person at a time.
Tablet computer | Definition & Facts | Britannica
Sep 20, 2025 · In 1968 Alan Kay, a graduate student at the University of Utah, promoted his vision of a small, powerful tablet-style computer that he later called the Dynabook; however, …
John Mauchly | Biography, Computer, & Facts | Britannica
Aug 26, 2025 · John Mauchly (born August 30, 1907, Cincinnati, Ohio, U.S.—died January 8, 1980, Ambler, Pennsylvania) was an American physicist and engineer, co-inventor in 1946, …
Boston Massacre | History, Facts, Site, Deaths, & Trial | Britannica
4 days ago · Boston Massacre, the famous skirmish between British troops and a crowd in Boston, Massachusetts, on March 5, 1770. Widely publicized, the violent event contributed to …
Automatic Computing Engine | computer science | Britannica
His design for the Automatic Computing Engine (ACE) was the first complete specification of an electronic stored-program all-purpose digital computer. Had Turing’s ACE been built as he …