In India, every 28th February, the nation bustles with excitement as it celebrates the discovery of the Raman Effect, a trailblazing moment in physics epitomised by Sir C.V. Raman. This day is a splendid confluence of scientific wonder and cultural festivity, featuring exhibitions, lectures, and vibrant school events, showcasing India's rich legacy of scientific innovation.

• อินเดีย พิเศษ
• เปิดตัวครั้งแรก 21 ม.ค. 2023
• ก.พ. 25 → ก.พ. 28 รายปี
• https://en.wikipedia.org/wiki/National_Science_Day