James Watson miwah Francis Crick nentuang struktur DNA ring warsa 1953, ngawigunayang kristalografi sinar-X pakaryan Rosalind Franklin miwah Maurice Wilkins sané nyihnayang DNA madué struktur heliks (inggih punika, mawentuk sekadi pangempugan botol).
James Watson and Francis Crick determined the structure of DNA in 1953, using the X-ray crystallography work of Rosalind Franklin and Maurice Wilkins that indicated DNA has a helical structure (i.e., shaped like a corkscrew).