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 …

Oct 25, 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 …

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.

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 …

Nov 23, 2025 · Many people believe that we humans have conquered nature through the wonders of civilization and technology.

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 …

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, …

Evolution is a process of continuous branching and diversification from common trunks. This pattern of irreversible separation gives life's history its basic directionality.

Aug 25, 2017 · The entry begins with a brief survey of definitions of evolution, followed by a discussion of the different modes of evolution and related philosophical issues, and ends with …

Oct 25, 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 …