
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 living things on Earth have their origin in other preexisting types and that the distinguishable differences are due to modifications …
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.
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.
What is the Theory of Evolution? Explained with Examples and Evidence
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 century, it was …
Evolution - National Human Genome Research Institute
4 days ago · Evolution, as related to genomics, refers to the process by which living organisms change over time through changes in the genome. Such evolutionary changes result from mutations that …
Human Evolution - Smithsonian National Museum of Natural History
Oct 18, 2024 · Human evolution is the lengthy process of change by which people originated from apelike ancestors. Scientific evidence shows that the biological and behavioral traits shared by all …
Hall of Human Origins: Six Million Years of Evolution | AMNH
The hall explores human biology and anatomy, traces the path of human evolution, and examines the origins of human creativity.
Evolution - Natural Selection, Adaptation, Genetics | Britannica
Dec 2, 2025 · 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 the …