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  1. Evolution - Wikipedia

    The scientific theory of evolution by natural selection was conceived independently by two British naturalists, Charles Darwin and Alfred Russel Wallace, in the mid-19th century as an …

  2. Evolution | Definition, History, Types, & Examples | Britannica

    3 days ago · evolution, theory in biology postulating that the various types of plants, animals, and other living things on Earth have their origin in other preexisting types and that the …

  3. An introduction to evolution

    Evolution helps us to understand the living world around us, as well as its history. Biological evolution is not simply a matter of change over time.

  4. Theory of Evolution - National Geographic Society

    Oct 19, 2023 · Darwin and a scientific contemporary of his, Alfred Russel Wallace, proposed that evolution occurs because of a phenomenon called natural selection. In the theory of natural …

  5. What is the Theory of Evolution? Explained with Examples and ...

    Apr 13, 2025 · But evolution is more than just biology’s guiding principle; it’s a story about time, change, and survival. Although the idea that life evolves wasn’t entirely new in the 19th …

  6. Evolution - National Human Genome Research Institute

    2 days ago · Studying the science of evolution can completely transform our understanding of the subject of history. Evolution is, in a way, the history of all living organisms on Earth.

  7. Evolution - National Geographic Society

    Learn how early humans evolved from Homo habilis, to Homo erectus, to Homo sapiens and developed basic survival tools. The story of human evolution began about 7 million years ago, …

  8. Evolution - ThoughtCo

    Learn all about the history of life with these resources and articles on natural selection, genetics, cell types, Charles Darwin, and more.

  9. Evolution - Natural Selection, Adaptation, Genetics | Britannica

    3 days ago · Evolution can be seen as a two-step process. First, hereditary variation takes place; second, selection is made of those genetic variants that will be passed on most effectively to …

  10. Evolution 101

    How does evolution lead to the tree of life? How does evolution work? How does evolution work on a small scale? What are species anyway, and how do new ones evolve? How does …