February 28 is the 59th day of the year in the Gregorian calendar, which is commonly used worldwide. In leap years, it is the 60th day. This date is significant as it marks the end of February, the shortest month, which has either 28 or 29 days depending on whether it is a leap year. Several notable events have occurred on February 28 throughout history. For example, in 1953, scientists James Watson and Francis Crick announced their discovery of the double helix structure of DNA. Additionally, February 28 is recognized as National Science Day in India, celebrating the contributions of science to society.