National Science Day 2024: History and Its Significance CIOTechOutlook Team | Wednesday, 28 February 2024, 06:40 IST The purpose behind celebrating National Science Day 2024 is to recall and show respect for the discovery of the ‘Raman Effect’ and bring awareness about the relevance of science and how it is progressing the lives of mankind. The National Science Day also acknowledges the scientific community's efforts to explore ways science can be implemented to simplify our lives.