Scientists uncovered DNA's double helix structure in 1953. James Watson and Francis Crick proposed the model. It explained ...
From a young age, Daniel Khosravinia tinkered and built numerous LEGO models, from knights to the Star Wars Death Star. This sparked his interest in how things are built, and when he learned about the ...
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 ...
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 ...