Every year on February 28, India proudly observes National Science Day in honour of the groundbreaking discovery of the 'Raman Effect,' made by renowned Indian physicist Sir CV Raman. On this day, the entire country celebrates by attending or organising events that inspire curiosity and celebrate the wonders of science. ���� National Science Day 2024 Images & HD Wallpapers for Free Download Online: Wish Happy Science Day by Sharing Quotes, Greetings and Messages With Fellow Science Lovers.