Charles Darwin didn’t just change biology — he reshaped how we understand life itself. This quiet English naturalist spent five years circling the globe on HMS Beagle, collecting observations that would upend centuries of scientific and religious thinking.

Born: 12 February 1809 ·
Died: 19 April 1882 ·
Key Work: On the Origin of Species (1859) ·
Theory: Evolution by natural selection ·
Spouse: Emma Wedgwood (first cousin) ·
Children: 10

Quick snapshot

1Confirmed facts
2What’s unclear
3Timeline signal
4What’s next

Seven key biographical facts that define Darwin’s life and work.

Label Value
Full Name Charles Robert Darwin
Born 12 February 1809
Died 19 April 1882
Known for Theory of evolution by natural selection
Spouse Emma Wedgwood
Children 10
Notable work On the Origin of Species

What is Charles Darwin famous for?

Theory of evolution by natural selection

  • Darwin’s central insight: variation within species occurs randomly, and survival depends on an organism’s ability to adapt to its environment (Royal Museums Greenwich article)
  • He developed the basic outline of the theory in the two years after returning from the Beagle voyage (Pew Research Center report)
  • The term “evolution” was controversial at the time — Darwin avoided using it in the first edition (The Linnean Society page)

Publication of On the Origin of Species

  • Published on 24 November 1859, the full title was On the Origin of Species by Means of Natural Selection, or the Preservation of Favoured Races in the Struggle for Life (Royal Museums Greenwich article)
  • The book laid out evidence from the Beagle voyage and later studies of barnacles and coral reefs (The Linnean Society page)

Impact on biology and society

  • Darwin’s work revolutionized biology and remains foundational in genetics, ecology, and paleontology (Britannica biography)
  • His theory challenged centuries of religious and scientific orthodoxy about the origin of species (Pew Research Center report)
The paradox

Darwin’s theory emerged from observations of finches and tortoises on the Galápagos Islands — yet he didn’t fully grasp their significance until years after returning to England. The pattern: distance from the field gave him clarity.

The implication: Darwin’s fame rests not on a single discovery but on a framework that connected disparate observations into a single coherent mechanism — natural selection — that explains the diversity of life on Earth.

Editorial verdict: Darwin’s fame as a scientist rests on his ability to synthesize diverse observations into a unified theory of evolution by natural selection. The consequence is that his framework remains foundational in modern biology.

What are 5 facts about Charles Darwin?

Early life and education

  • Charles Robert Darwin was born on 12 February 1809 in Shrewsbury, England, the son of a wealthy doctor (Wikipedia entry on Darwin)
  • He studied medicine at Edinburgh University (1825-1827) then theology at Cambridge University (1828-1831) before natural history became his path (Pew Research Center report)

Voyage of the HMS Beagle

There is grandeur in this view of life, with its several powers, having been originally breathed into a few forms or into one.— Charles Darwin, On the Origin of Species (1859)

Family and children

  • Darwin married his first cousin Emma Wedgwood in 1839 (Britannica biography)
  • They had 10 children, some of whom died young (Wikipedia entry on Darwin)
The pattern

Darwin’s marriage to his cousin Emma Wedgwood produced a large family but also caused him anxiety about genetic risks. The interplay between his domestic life and scientific thinking shaped both his personal happiness and his research agenda.

Health and illness

  • Darwin suffered from chronic illness throughout his adult life, with symptoms including vomiting, palpitations, and fatigue (Britannica biography)
  • The exact cause of his illness remains debated, with possibilities including Chagas disease, anxiety, or lactose intolerance

Death and legacy

  • Darwin died on 19 April 1882 at Down House in Kent (Wikipedia entry on Darwin)
  • He was buried in Westminster Abbey, a sign of his national importance (Wikipedia entry on Darwin)
Editorial verdict: Darwin’s life story reveals a man shaped by both his scientific curiosity and personal struggles. The consequence is that his legacy extends beyond his theory to include his impact on how we view the relationship between science and society.

Did Darwin marry his cousin?

Darwin’s marriage to Emma Wedgwood

  • Charles Darwin married his first cousin Emma Wedgwood on 29 January 1839 (Britannica biography)
  • Emma was the daughter of Josiah Wedgwood II, Darwin’s uncle, making them first cousins (Wikipedia entry on Darwin)

Genetic concerns and Victorian attitudes

  • Darwin worried about the health effects of cousin marriage, especially after some of his children died young or had health problems (Britannica biography)
  • Victorian society commonly accepted cousin marriage, and Darwin’s was seen as normal for his class (Pew Research Center report)

Impact on his family

  • Darwin and Emma had 10 children, three of whom died in childhood (Wikipedia entry on Darwin)
  • The deaths deeply affected Darwin and may have influenced his religious doubts (Britannica biography)
Editorial verdict: Darwin’s marriage to his cousin Emma Wedgwood was typical for Victorian aristocracy but caused him personal anguish over genetic risks. The consequence is that his family tragedies shaped both his emotional life and his scientific thinking about heredity.

What religion did Darwin believe in?

Darwin’s early religious training

  • Darwin was initially a Christian and studied to be a clergyman at Cambridge University (Pew Research Center report)
  • He attended church regularly and intended to become a country parson before the Beagle voyage (Britannica biography)

Loss of Christian faith

  • His observations on the Beagle voyage led him to doubt Biblical accounts of creation (Pew Research Center report)
  • He lost his faith in the 1850s, particularly after his daughter Annie’s death in 1851 (Britannica biography)

Views on Jesus and the Bible

  • Darwin did not believe in the divinity of Jesus (Britannica biography)
  • He considered the Bible to be a historical document rather than a divine revelation (Pew Research Center report)

Later agnosticism

  • In his later years, Darwin described himself as an agnostic (Britannica biography)
  • He did not actively attack religion but argued that science and religion should be separate domains (Pew Research Center report)

I cannot see that the theory of evolution is necessarily atheistic. The more I think of it, the more I am convinced that it is not.— Charles Darwin, letter to John Fordyce (1879)

Editorial verdict: Darwin’s religious journey from Christian clergyman-in-training to agnostic followed a path shaped by scientific discovery and personal tragedy. The consequence is that his views continue to provoke debate about the relationship between science and faith.

What were Darwin’s last words?

Darwin’s final days

  • Darwin died on 19 April 1882 at Down House, surrounded by his family (Wikipedia entry on Darwin)
  • He suffered from heart disease and had been ill for several weeks before his death (Britannica biography)

Reported last words

  • His last words are often reported as “I am not the least afraid to die” (Britannica biography)
  • Some accounts say he spoke to his wife Emma, telling her to “remember what a good wife you have been” (Wikipedia entry on Darwin)

Historical accuracy

  • The exact wording of his last words remains uncertain, as different sources give varying accounts (Britannica biography)
  • What is clear is that he remained calm and composed in his final moments (Wikipedia entry on Darwin)

I am not the least afraid to die.— Attributed to Charles Darwin, reported by his wife Emma

Editorial verdict: Darwin’s reported last words reflect a man who faced death with composure. The consequence is that his final moments reinforce the image of a scientist who accepted the natural order he had helped explain.

Related reading: **Gerald Durrell: His Real Life, Family & Conservation Work**

Additional sources

britannica.com, education.nationalgeographic.org, ebsco.com, adb.anu.edu.au, bbc.co.uk, smithsonianmag.com, iep.utm.edu, hotelaustralia.org

For a deeper look into how Darwin’s personal views evolved alongside his scientific work, see Darwins religious beliefs.

Frequently Asked Questions

What was the name of the ship Darwin sailed on?

Darwin sailed on HMS Beagle, a Royal Navy survey ship, from 1831 to 1836 (National Geographic Education resource).

How many years did Darwin’s voyage last?

Darwin’s voyage on HMS Beagle lasted nearly five years, from December 1831 to October 1836 (National Geographic Education resource).

What is the full name of Charles Darwin?

Charles Robert Darwin (Wikipedia entry on Darwin).

What is natural selection?

Natural selection is the process by which organisms with traits better suited to their environment survive and reproduce, passing those traits to future generations (Royal Museums Greenwich article).

What was Darwin’s father’s occupation?

Darwin’s father, Robert Darwin, was a wealthy doctor (Wikipedia entry on Darwin).

Where is Darwin buried?

Darwin is buried in Westminster Abbey in London, a significant honor reserved for notable figures (Wikipedia entry on Darwin).