Biruni

Abu al-Rayhan al-Biruni (973–1048) was a brilliant polymath who wrote on diverse subjects in the natural and human sciences, including calendars, history, geography, astronomy, Indology, mineralogy, and pharmacology. Born in Khwarazm, he lived in various places in Central Asia, Iran, and medieval Afghanistan. His fortunes came to be closely linked with the Ghaznavid dynasty at its apogee, during the reign of Sultan Mahmud of Ghazna (d. 1030). He was widely famed for the meticulous, objective and