National DNA Day
April 25, Tuesday
National DNA Day is a United States holiday celebrated on April 25. It commemorates the day in 1953 when James Watson, Francis Crick, Maurice Wilkins, Rosalind Franklin and colleagues published papers in the journal Nature on the structure of DNA.
Furthermore, in early April 2003 it was declared that the Human Genome Project was very close to complete, and "the remaining tiny gaps were considered too costly to fill.