Over fifty years ago, on February 28, 1953, James Watson and Francis Crick revealed the double helix structure of DNA.  Their work was published in the scientific journal, Nature, on April 25, 1953.  National DNA Day was held on April 25, 2003.

Biological knowledge has increased at an amazing rate since this groundbreaking discovery.  Browse the links given below for more information about DNA and the celebration of this 50^th anniversary.

Celebrating 50 Years of DNA

A Celebration of the Genome

National Human Genome Research Institute

Nature

Watson & Crick's original article; other related articles

Time Magazine - February 17, 2003

The DNA Revolution

Cardboard cutouts and flash of insight ignited biological revolution with discovery of DNA structure

article from San Francisco Chronicle

DNA Interactive

Journey Into DNA

From NOVA: Cracking the Code of Life

Left-Handed DNA Hall of Fame

DNA actually has a right-hand spiral, but is often misrepresented