Charles Darwin: 15 Frequently Asked Questions

Charles Darwin was an English naturalist born in 1809 in Shrewsbury who fundamentally changed humanity's understanding of life on Earth. His theory of evolution by natural selection, published in *On the Origin of Species* (1859), provided the first coherent scientific explanation for the diversity of life without invoking supernatural causes. Darwin proposed that organisms with traits better suited to their environment are more likely to survive and reproduce, gradually changing populations over generations. This insight unified biology, giving it a central organizing principle that connects genetics, ecology, paleontology, and medicine. He is widely regarded as one of the most influential scientists in history, and his work continues to underpin modern biological research nearly two centuries after his birth.

The HMS Beagle voyage (1831-1836) was a five-year surveying expedition that transformed Charles Darwin from a young Cambridge graduate into the scientist who would revolutionize biology. Darwin served as the ship's gentleman naturalist, collecting specimens and making observations across South America, the Galapagos Islands, Australia, and numerous other locations. The Galapagos proved most consequential — there, Darwin noticed that finches on different islands had distinct beak shapes adapted to available food sources, a pattern that later helped crystallize his theory of natural selection. He also studied geological formations, coral reefs, and fossils that challenged the prevailing belief in a young, static Earth. His detailed journal, published as *The Voyage of the Beagle*, became a bestseller and established his scientific reputation even before *Origin of Species*.