Charles Darwin

Charles Robert Darwin was an English naturalist, geologist, and biologist who helped us understand life on Earth better. He was born on February 12, 1809. Darwin loved nature, but decided not to become a doctor. Instead, he studied natural science and sailed on a ship called HMS Beagle for five years.

On his trip, Darwin watched many plants, animals, and rocks. These observations helped him form new ideas about how life changes over time.

Darwin’s biggest idea was natural selection. He saw that animals with helpful traits can survive better and have more babies. Over many years, this creates new kinds of animals and plants. He wrote about this in 1859 in his book On the Origin of Species. This book became very well-known and important.

Darwin’s work showed scientists that all living things come from a few common ancestors and change slowly over very long times. His ideas are still used today and are important for biology. Darwin died on April 19, 1882, but his discoveries still help us learn about and care for nature.

Biography

Early life and education

Charles Robert Darwin was born on 12 February 1809 in The Mount, in Shrewsbury, Shropshire. He was the fifth of six children of Robert Darwin and Susannah Darwin. His grandfathers were both important abolitionists. Erasmus Darwin had talked about ideas of evolution and common descent in his book Zoonomia from 1794.

Both of his families were Unitarian, though the Wedgwoods were becoming Anglican. Charles went to the local Unitarian Church with his mother. He liked learning about nature and joined a day school run by the preacher in 1817. Later, he went to the Shrewsbury School as a boarder.

Darwin tried to be a doctor but later went to the University of Edinburgh Medical School with his brother Erasmus. He found the lessons boring and spent time on natural history. He learned taxidermy from John Edmonstone, a Black Briton from Demerara in the rainforest.

Survey voyage on HMS Beagle

More information: Second voyage of HMS Beagle

Darwin joined HMS Beagle for a trip to map the coast of South America. The trip lasted almost five years. Darwin mostly stayed on land, studying rocks and collecting specimens. He wrote down everything he saw.

On their first stop at St Jago in Cape Verde, Darwin found seashells in volcanic rock cliffs. In Brazil, he saw that slavery there was unfair. In Patagonia, he found bones of very big extinct mammals. In Tierra del Fuego, he met indigenous people and thought about where humans came from.

Inception of Darwin's evolutionary theory

More information: Inception of Darwin's theory

After the Beagle trip, Darwin started working on his theory of evolution. He was inspired by Malthus's ideas about how many people there can be. Darwin thought that helpful changes would be kept, leading to new species through natural selection.

Overwork, illness, and marriage

More information: Health of Charles Darwin

Darwin worked very hard on his theory and had health problems, like stomach and heart issues. He married his cousin Emma Wedgwood in 1839, and they had ten children, seven of whom lived to be adults.

Malthus and natural selection

Darwin read Malthus's An Essay on the Principle of Population and it helped him understand natural selection. He thought about how animals fight to survive, like selective breeding that farmers do, and that nature picks the best changes.

Geology books, barnacles, evolutionary research

More information: Development of Darwin's theory

Darwin kept studying evolution while writing books about rocks. He looked closely at barnacles, which showed his idea of evolution was right. His work on coral reefs and other earth topics helped him learn about nature.

Publication of the theory of natural selection

More information: Publication of Darwin's theory

In 1859, Darwin published On the Origin of Species, sharing his theory of natural selection. The book was popular and made many people talk about it. Darwin explained how species change by surviving in a fight for life.

Responses to publication

More information: Reactions to On the Origin of Species

When The Origin of Species came out, it got a lot of attention around the world. Some scientists and religious leaders did not agree, but many did. Darwin's idea changed how people thought about species and started discussions about evolution and where humans come from.

Descent of Man, sexual selection, and botany

More information: Orchids to Variation, Descent of Man to Emotions, and Insectivorous Plants to Worms

Darwin kept working on evolution and published The Descent of Man, and Selection in Relation to Sex in 1871. He wrote about how humans evolved, sexual selection, and how humans and animals are similar. His work on plants, like orchids, showed how strong natural selection is.

Death and funeral

See also: Darwin from Insectivorous Plants to Worms § Death

Darwin died at Down House on 19 April 1882, at age 73. Even though he wanted a simple burial, he was honored with a funeral in Westminster Abbey, near important people like Isaac Newton. Many people, including family, friends, and important guests, attended the funeral.

Children

Further information: Darwin–Wedgwood family § Charles Darwin

Charles Darwin and his wife, Emma Wedgwood, had ten children. Sadly, two of them passed away when they were very young. Charles was a loving and caring father, always worried when his children were sick.

One of their last children, Charles Waring, was born when Emma was 48 years old. He faced health challenges and passed away from scarlet fever at a young age. Three of Darwin’s other sons, George, Francis, and Horace, achieved great success in science and engineering.

Views and opinions

Religious views

Further information: Religious views of Charles Darwin

Charles Darwin grew up in a family that did not follow strict religious rules. At first, Darwin believed the Bible was true. But after his travels and studies, he began to question it.

Darwin saw pain and suffering in the world. This made it hard for him to believe in a powerful, kind creator. But he still felt there might be a higher power. In letters, he said he was not an atheist but was unsure — what some call an agnostic.

Human society

Darwin came from a family that believed in fair treatment for all people. He strongly opposed slavery and believed all people had the same feelings and abilities, no matter their skin color. His experiences with native people during his voyages changed his views — he came to believe that all humans shared similar emotions and mental abilities.

Darwin also thought about how society could improve. He worried that helping only the weak might change natural selection, but he also believed caring for others was very important. He preferred to highlight the importance of inheritance and let people decide for themselves how to use this knowledge.

Evolutionary social movements

Further information: Eugenics, Social effects of evolutionary theory, and Degeneration theory

Charles Darwin became famous for his ideas about how animals and plants change over time. Because of this, his name was sometimes used in arguments about society and politics.

Some people used Darwin’s ideas to support things like free-market economics and colonialism. Others used them to argue for cooperation and social reform. Later, the idea of eugenics became popular. This led to some harmful policies in different countries. The term “Social Darwinism” was used to criticize certain political ideas.

Works

Charles Darwin wrote many important books. Even without his famous work on evolution, he was well-known for his book The Voyage of the Beagle. He also studied rocks in South America and researched barnacles. Besides On the Origin of Species, his books The Descent of Man and The Expression of the Emotions in Man and Animals were influential. He wrote interesting books about plants, including The Power of Movement in Plants. His last book, The Formation of Vegetable Mould through the Action of Worms, was an important study.

Legacy and commemoration

Further information: List of things named after Charles Darwin, List of taxa described by Charles Darwin, and Commemoration of Charles Darwin

Charles Darwin changed how we think about life on Earth. Scientists today agree that his ideas about evolution helped us understand nature better. Many places, plants, and animals are named after him, like Darwin Sound and Mount Darwin.

In 1908, scientists began giving out the Darwin–Wallace Medal to honor his work. Darwin's picture appeared on British banknotes from 2000 to 2017, and museums have statues and special displays to remember his contributions to science.