[Review of global activities and events for DNA 50 years].

In 25, April, 1953, the paper discovering DNA double helix by Watson and Crick published in Nature, it is a great event for finding life secret in mankind history. This year is 50th anniversary of the event. Scientists in the world including in China have a lot of memorial activities to review research results obtained in past 50 years and to prospect developments in next 50 years. The paper reviews DNA 50 memorial activities and events in the world and predicts possible relation between DNA and Digital Human Project.