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  1. Human intelligence | military intelligence | Britannica

    Often called HUMINT, human intelligence is provided by people rather than by technical means and is very often provided by spies and covert agents. Spies are often a prime source of …

  2. Human intelligence | Definition, Types, Test, Theories, & Facts ...

    Human intelligence, mental quality that consists of the abilities to learn from experience, adapt to new situations, understand and handle abstract concepts, and use knowledge to manipulate …

  3. What is human intelligence? | Britannica

    Human intelligence is, generally speaking, the mental quality that consists of the abilities to learn from experience, adapt to new situations, understand and handle abstract concepts, and use …

  4. Human intelligence - Cognitive, Contextual, Theories | Britannica

    Human intelligence - Cognitive, Contextual, Theories: Cognitive-contextual theories deal with the way that cognitive processes operate in various settings. Two of the major theories of this type …

  5. Human intelligence - Psychometric, Theories, Psychology | Britannica

    In The Nature of Human Intelligence (1967), Guilford argued that abilities can be divided into five kinds of operation, four kinds of content, and six kinds of product. These facets can be …

  6. Central Intelligence Agency (CIA) | History, Organization ...

    Jan 7, 2026 · Central Intelligence Agency (CIA), principal foreign intelligence and counterintelligence agency of the U.S. government. Its creation in 1947 was intended to …

  7. Human intelligence - Development, Cognitive, Genetics | Britannica

    Human intelligence - Development, Cognitive, Genetics: There have been a number of approaches to the study of the development of intelligence. Psychometric theorists, for …

  8. Human intelligence - Cognitive Theories | Britannica

    Human intelligence - Cognitive Theories: During the era dominated by psychometric theories, the study of intelligence was influenced most by those investigating individual differences in …

  9. Artificial intelligence (AI) | Definition, Examples, Types ...

    2 days ago · Psychologists generally characterize human intelligence not by just one trait but by the combination of many diverse abilities. Research in AI has focused chiefly on the following …

  10. ChatGPT | Definition & Facts | Britannica

    Jan 4, 2026 · Although there is no definition for how many parameters are needed, LLM training datasets range in size from 110 million parameters (Google ’s BERT base model) to 340 billion …