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  1. Human development | Description, Rate, Growth, & Puberty | Britannica

    Human development is the process of growth and change that takes place between birth and maturity. The growth and development of a child consists of a highly complex series of changes, with different …

  2. Human Development Portal | Britannica

    Human growth involves not only biological development—the progressive changes in size, shape, and function during the life of an organism—but also emotional and psychological development.

  3. Human development - Boys, Girls, Height | Britannica

    There is a swift increase in body size, a change in shape and composition of the body, and a rapid development of the gonads, or sex glands—the reproductive organs and the characters signalling …

  4. Human development - Growth Data, Measurement, Trends | Britannica

    Human development - Growth Data, Measurement, Trends: Growth is in general a regular process. Contrary to what is said in some of the older textbooks, growth in height does not proceed by fits and …

  5. Human evolution | History, Stages, Timeline, Tree, Chart, & Facts ...

    Jan 25, 2026 · Human evolution, the process by which human beings developed on Earth from now-extinct primates. The only extant members of the human tribe, Hominini, belong to the species Homo …

  6. Emotional development | Definition, Examples, Children,

    Emotional development, the emergence of the experience, expression, understanding, and regulation of emotions from birth and the growth and change in these capacities throughout childhood, …

  7. Sociology | Definition, History, Examples, & Facts | Britannica

    Jan 22, 2026 · Psychological theories emphasized instincts, drives, motives, temperament, intelligence, and human sociability in social behaviour and societal evolution. Social psychology modifies these …

  8. Emotional development - Adolescence, Socialization, Maturity | Britannica

    Emotional development - Adolescence, Socialization, Maturity: With adolescence comes an additional struggle for autonomy and increased time spent with peers and less time spent with the family.

  9. San Antonio | Facts, History, & Points of Interest | Britannica

    3 days ago · In December 1835, at the opening of the Texas Revolution (War of Texas Independence), a detachment of Texan volunteers, many of whom were recent arrivals from the United States, drove …

  10. Renaissance art | Definition, Characteristics, Style, Examples, & Facts ...

    Jan 9, 2026 · Leonardo outlined a plan for an overall work that would include not only exact, detailed reproductions of the human body and its organs but would also include comparative anatomy and …