
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 - History, Technology, Innovation | Britannica
Oct 17, 2025 · The history of the solving of these problems is the history of the computer. That history is covered in this section, and links are provided to entries on many of the individuals …
Computer - Technology, Invention, History | Britannica
Oct 17, 2025 · By the second decade of the 19th century, a number of ideas necessary for the invention of the computer were in the air. First, the potential benefits to science and industry of …
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, …
Ada Lovelace | Biography, Computer, Day, & Facts | Britannica
Oct 14, 2025 · 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 …
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 …
computer - Kids | Britannica Kids | Homework Help
Computer software is divided into two basic types—the operating system and application software. The operating system controls how the different parts of hardware work together. …
Annie Easley | American computer scientist | Britannica
Like Katherine Johnson, Annie Easley began her career at NACA after learning that the facility was looking for those with strong skills in mathematics. After working as a manual computer, …
Antikythera mechanism | Description, Purpose, & Facts | Britannica
3 days ago · The remains of this ancient “computer,” now on display in the National Archaeological Museum in Athens, were recovered in 1901 from the wreck of a trading ship …