Diagrams: Short section of DNA, 1951 -- Chemical structures of the DNA bases, 1951 -- Covalent bonds of the sugar-phosphate backbone -- Schematic view of a nucleotide -- Mg** ions binding phosphate ...

For decades, biology textbooks taught that DNA’s story could be told with a single image: two elegant strands twisting in a ...

James D. Watson, whose co-discovery of the twisted-ladder structure of DNA in 1953 helped light the long fuse on a revolution in medicine, crimefighting, genealogy and ethics, has died. He was 97. The ...

Born in London on July 25, 1920, chemist Rosalind Elsie Franklin was a woman of many talents, the most prominent of which was her talent for scientific discovery. From a young age, Franklin was ...