National Science Day is celebrated in India on 28 February each year to mark the discovery of the Raman effect by Indian physicist Sir C. V. Raman on 28 February 1928. For his discovery, Sir C.V. Raman was awarded the Nobel Prize in Physics in 1930.

What is Raman Effect?

The Raman Effect is based on the idea that when a wave of light comes out of a liquid, some part of this light wave is scattered in a direction that is different from the direction of the incoming light wave. His research shows why the color of sea looks blue. Raman Effect is about the flexible distribution of photon particles.

Why on February 28?

Dr. CV Raman officially declared on February 28, 1928, that he has invented the ‘Raman Effect.’ The National Council for Science and Technology Communication (NCSTC) asked the Government f India to designate February 28 as National Science Day to mark the discovery. The event is now celebrated all over India in schools, colleges, universities and other academic, scientific, technical, medical and research institutions.

When was the first Science Day celebrated?

The first National Science Day was celebrated on February 28, 1987. On the occasion of the first NSD (National Science Day) NCSTC announced the institution of the National Science Popularization awards for recognizing outstanding efforts in the area of science communication and popularization.