BBC - Man who helped unlock DNA dies - http://news.bbc.co.uk/1/hi/sci/tech/3937475.stm Francis Crick, who helped discover the double helix shape of DNA along with James Watson, has died aged 88.
Francis Harry Compton Crick - http://nobelprize.org/nobel_prizes/medicine/laureates/1962/crick-bio.html Biography, and text of his 1962 Nobel lecture.
A Visit With Dr. Francis Crick - http://www.accessexcellence.org/AE/AEC/CC/crick.html Interview with Dr. Crick, offering a look at the world of science at the time of his important discovery of DNA.
James Watson, Francis Crick, Maurice Wilkin, and Rosalind Franklin - http://www.chemheritage.org/classroom/chemach/pharmaceuticals/watson-crick.html Article and photographs of the four people who discovered the structure of DNA. From the Chemical Heritage Foundation.