Evolution | Definition, History, Types, & Examples | Britannica
6 days ago · Evolution, theory in biology postulating that the various types of living things on Earth have their origin in other preexisting types and that the distinguishable differences are due to modifications …
Evolution - Natural Selection, Adaptation, Genetics | Britannica
Dec 2, 2025 · Evolution - Natural Selection, Adaptation, Genetics: The central argument of Darwin’s theory of evolution starts with the existence of hereditary variation. Experience with animal and plant …
Biology - Evolution, Natural Selection, Adaptation | Britannica
Sep 30, 2025 · A complete theory of evolution was not announced, however, until the publication in 1859 of Charles Darwin’s On the Origin of Species by Means of Natural Selection or the Preservation of …
Evolution - Darwin, Natural Selection, Genetics | Britannica
Dec 2, 2025 · In 1859 he published On the Origin of Species by Means of Natural Selection, a treatise establishing the theory of evolution and, most important, the role of natural selection in determining …
Evidence for evolution and Charles Darwin and Theodosius …
evolution, Biological theory that animals and plants have their origin in other preexisting types and that the distinguishable differences are due to modifications in successive generations.
Darwinism | Definition & Facts | Britannica
Dec 9, 2025 · Darwinism, theory of the evolutionary mechanism propounded by Charles Darwin as an explanation of organic change. It denotes Darwin’s specific view that evolution is driven mainly by …
Biology - Evolution, Genetics, Species | Britannica
Dec 5, 2025 · Evidence to support the theory of evolution has come primarily from the fossil record, from comparative studies of structure and function, from studies of embryological development, and from …
Evolution - Natural Selection, Genetics, Adaptation | Britannica
6 days ago · Interest in evolutionary studies was greatly stimulated, and contributions to the theory soon began to follow, extending the synthesis of genetics and natural selection to a variety of biological fields.
evolution Facts | Britannica
Evolution, theory in biology postulating that the various types of living things on Earth have their origin in other preexisting types and that the distinguishable differences are due to modifications in …
Evolution - Theory, Cultural Impact, Science | Britannica
Dec 2, 2025 · New scientific knowledge has led us to realize that the theory of evolution is no longer a mere hypothesis. It is indeed remarkable that this theory has been progressively accepted by …