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  1. Computer science | Definition, Types, & Facts | Britannica

    Dec 2, 2025 · Computer science is the study of computers and computing, including their theoretical and algorithmic foundations, hardware and software, and their uses for processing …

  2. Computer science and its application in various fields | Britannica

    computer science, Study of computers, their design (see computer architecture), and their uses for computation, data processing, and systems control, including design and development of …

  3. Computer - History, Technology, Innovation | Britannica

    4 days ago · 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 …

  4. Computer | Definition, History, Operating Systems, & Facts

    4 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 …

  5. Computer science - Algorithms, Complexity, Programming

    Oct 17, 2025 · The development and analysis of algorithms is fundamental to all aspects of computer science: artificial intelligence, databases, graphics, networking, operating systems, …

  6. Computer - Technology, Invention, History | Britannica

    4 days ago · 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 …

  7. Hardware | Definition, Devices, & Facts | Britannica

    Hardware, computer machinery and equipment, including memory, cabling, power supply, peripheral devices, and circuit boards. Computer operation requires both hardware and software.

  8. Firewall | Definition, Types, & Facts | Britannica

    Nov 1, 2025 · Firewall, type of system used to monitor connections between computer networks. One of the earliest responses to malicious activity perpetrated through the Internet, firewalls …

  9. People Known for: technology - computer science | Britannica

    Marvin Minsky was an American mathematician and computer scientist, one of the most famous practitioners of the science of artificial intelligence (AI). Minsky won the 1969 A.M. Turing …

  10. Ada Lovelace: The First Computer Programmer | Britannica

    The example she wrote of one such sequence—how to calculate Bernoulli numbers—is regarded by computer historians as the first computer program. She even speculated that the Analytical …