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 …

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 distinguishable …

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 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.

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 is a process that results in changes in the genetic material of a population over time. Evolution reflects the adaptations of organisms to their changing environments and can result in...

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

Evolutionary thought, the recognition that species change over time and the perceived understanding of how such processes work, has roots in antiquity. With the beginnings of modern biological taxonomy …

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.

4 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 the …