James Watson, co-discoverer of the double-helix shape of DNA, has died at age 97

James Watson, Co-Discoverer of DNA Structure, Dies at 97

James Watson, who co-discovered the double-helix structure of DNA in 1953, has passed away at the age of 97, according to his former research laboratory.

A Landmark Scientific Breakthrough

At just 24 years old, the Chicago-born Watson made a discovery that transformed biology. The twisted-ladder shape of DNA revealed how hereditary information is stored and how cells replicate their genetic material. This breakthrough sparked revolutions in medicine, forensics, genealogy, and ethics.

"DNA is a double helix, consisting of two strands that coil around each other to form what resembles a long, gently twisting ladder."

Legacy and Controversy

Watson shared the 1962 Nobel Prize with Francis Crick and Maurice Wilkins for this discovery. The double helix became an iconic symbol in science, appearing in artwork by Salvador Dali and even on a British postage stamp. However, late in his life, Watson faced widespread criticism and professional sanctions for offensive statements, including derogatory comments about Black people's intelligence.

The Impact of the Double Helix

The structure unveiled that DNA strands separate like a zipper during cell division, enabling duplication of genetic material. This insight was fundamental to understanding genetics and heredity.

"The duplication begins with the two strands of DNA pulling apart like a zipper."

Watson’s discovery remains one of the pillars of modern science, despite the controversies surrounding his later years.

Summary: James Watson's discovery of DNA’s double-helix shape revolutionized science, medicine, and genetics, though his legacy was later marred by offensive remarks.

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The Baltimore Sun The Baltimore Sun — 2025-11-07

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