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  1. Biology - Wikipedia

    Biology is the scientific study of life and living organisms. It is a broad natural science that encompasses a wide range of fields and unifying principles that explain the structure, function, growth, origin, …

  2. Biology | Definition, History, Concepts, Branches, & Facts | Britannica

    Apr 28, 2026 · Biology is a branch of science that deals with living organisms and their vital processes. Biology encompasses diverse fields, including botany, conservation, ecology, evolution, genetics, …

  3. Biology archive | Science | Khan Academy

    Biology is the study of life.

  4. What is Biology? - Live Science

    Feb 2, 2022 · Biology is the study of life. The word "biology" is derived from the Greek words "bios" (meaning life) and "logos" (meaning "study"). In general, biologists study the structure, function, …

  5. What is Biology? The Living Science of Life

    Aug 30, 2025 · Biology is the study of living organisms and the processes that sustain them. It explores how life begins, how it grows, how it adapts, and how it interacts with the environment.

  6. Biology | An Open Access Journal from MDPI

    Biology, an international, peer-reviewed Open Access journal.

  7. Biology - Definition & Meaning, Examples, Branches and Principles

    May 26, 2022 · Biology is the branch of science that primarily deals with the structure, function, growth, evolution, and distribution of organisms. As a science, it is a methodological study of life and living …

  8. Branches of Biology A to Z: 100+ Biology Branches & Significance

    Nov 25, 2025 · Biology is a field of study that examines living things and their essential functions. Botany, conservation, ecology, evolution, genetics, marine biology, medicine, microbiology, …

  9. Biology - New World Encyclopedia

    The purview of biology extends from the origin of life to the fundamental nature of human beings and their relationship to all other forms of life. Biology, or "life science," offers a window into fundamental …

  10. iBiology | Free Biology Videos, Lectures, and Online Courses

    Learn from world class scientists with 600+ biology videos including lectures, talks, animations & professional development courses.