He began contemplating while aboard HMS Beagle, but it took several years before he came up with his theory of evolution by natural selection. The finches – once they had been identified as different ...

Darwin visited four continents on the ship HMS Beagle. Darwin’s theory of evolution by natural selection challenged the idea that God made all the animals and plants that live on Earth.

It wasn't until the 1930s that a number of scientists in different fields began to reconcile the findings of genetics and inheritance with Darwin's theory and its emphasis on natural selection.

The early part of the twentieth century saw evolutionary theory embattled by disagreements over Darwin's emphasis on natural selection. The then-newly rediscovered work of Gregor Mendel in the ...

Even in a world of absolute equals, small strokes of luck can shape survival and evolutionary success in nature.

This mode of inheritance, however, posed problems for Darwin’s theory of natural selection (1859), which depends on the existence of heritable trait variation in populations of organisms.

It is one of the processes by which species change from generation to generation, and is a crucial element of the theory of evolution. A classic example of natural selection at work is the origin ...

Charles Darwin developed the theory of evolution by natural selection. All living species are classified using the system developed by Linnaeus. Sample exam questions - natural selection - Edexcel ...

Discover the science behind natural selection and evolution. Get the facts on survival of the fittest with ExtremeTech’s comprehensive breakdown.