
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 explanation for …
Evolution | Definition, History, Types, & Examples | Britannica
Dec 2, 2025 · 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 distinguishable …
evolution - Langsom og gradvis udvikling - Lex
Evolution er en langsom og gradvis ændring af ting eller tilstande; i biologien den udviklingsproces uden ende eller mål, som har skabt mangfoldigheden af alt levende gennem mere eller mindre gradvise …
An introduction to evolution
This definition encompasses everything from small-scale evolution (for example, changes in the frequency of different gene versions in a population from one generation to the next) to large-scale …
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 …
EVOLUTION Definition & Meaning - Merriam-Webster
Evolution is a process of continuous branching and diversification from common trunks. This pattern of irreversible separation gives life's history its basic directionality.
Evolution - Natural Selection, Adaptation, Genetics | Britannica
Dec 2, 2025 · Biological evolution is the process of change and diversification of living things over time, and it affects all aspects of their lives— morphology (form and structure), physiology, behaviour, and …
Evolution - ThoughtCo
Science, Tech, Math › Animals & Nature › Evolution Evolution Learn all about the history of life with these resources and articles on natural selection, genetics, cell types, Charles Darwin, and more.
Introduction to evolution - Wikipedia
Evolution is the principal scientific theory that biologists use to understand life and is used in many disciplines, including medicine, psychology, conservation biology, anthropology, forensics, …
Understanding Evolution – Your one-stop source for information on evolution
Nov 29, 2025 · Evo in the News Is this iguana an invader? Evolution has answers Posted November 29, 2025 The vine twining on the fence, the insect crawling over the sidewalk, and the flock of birds …