World Braille Day is observed every year on 4 January to promote awareness about the importance of Braille as a means of communication for persons

World Science Day for Peace and Development is celebrated every year on 10 November to highlight important role of science in society and the need

Every year, November 8 is observed as the International Day of Radiology (IDoR)-commemorating the discovery of X-rays by German physicist Wilhelm Conrad Röntgen in 1895.

World Urbanism Day (World Town Planning Day) is celebrated annually on 8 November to: The day serves as a platform to reflect on global urban