The structure of DNA, by Francis Crick (1916 2004) and others.

But the last article in that issue was written by Francis Crick of DNA fame.

And certainly, neither Crick or I were chemists, so we tried to build a model. And he knew, Francis knew Wilkins.

Francis Crick, the co discoverer of the structure of DNA with Jim Watson, once joked about what he called Orgel's Second Rule.

LONDON On April 25, 1953, Francis Crick and James Watson published a one page paper that many believed would revolutionize biological research.

Nobel laureate James Watson opens TED2005 with the frank and funny story of how he and his research partner, Francis Crick, discovered the structure of DNA.

In 1953 James Watson and Francis Crick, building on the work of Maurice Wilkins and Rosalind Franklin, suggested that the structure of DNA was a double helix.

Major scientific discoveries from the 18th century include hydrogen by Henry Cavendish from the 20th century penicillin by Alexander Fleming, and the structure of DNA, by Francis Crick and others.

In 1953, Watson and Crick announced their discovery of the now familiardouble helix structure of DNA molecules and set the stage for geneticsresearch that continues to the present day (Nelson, 2000).

So Mendel had this idea of a gene as an abstract thing, and Darwin built a whole theory that depended on them existing, and then Watson and Crick actually looked and found one.

LONDON Fifty one years ago, James Watson, Maurice Wilkins, and Francis Crick were awarded the Nobel Prize in Medicine for their discovery of DNA s structure a breakthrough that heralded the age of the gene.

Since James D. Watson and Francis Crick uncovered DNA s structure in 1953, a massive amount of available genetic data has been identified, and novel forms of scientific organization and modes of working have emerged.

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 had a helical structure (i.e., shaped like a corkscrew).

Because this Friday, 50 years ago, Watson and Crick found the structure of DNA, and that is almost as important a date as the 12th of February when we first mapped ourselves, but anyway, we'll get to that.

And as Francis Crick pointed out, nine years after discovering DNA with Mr. Watson, that life itself has to have growth as a precondition it has to have free energy, sunlight and it needs to be an open system of chemicals.

And when Watson and Crick in the '50s first decoded this beautiful double helix that we know as the DNA molecule very long, complicated molecule we then started on this journey to understand that inside of that DNA is a language that determines the characteristics, our traits, what we inherit, what diseases we may get.