♦ National Science Day is celebrated every year on February 28 to commemorate the discovery of the Raman Effect.

♦ The Government of India chose February 28 as National Science Day in 1986 because, on this day, CV Raman announced the discovery of the 'Raman Effect'.

♦ For this discovery, he was awarded the Nobel Prize in 1930.

♦ The first National Science Day celebration took place on February 28, 1987.

♦ ​​​​​​​2025 theme: 'Empowering Indian youth for global leadership in science and innovation for Viksit Bharat'