Al-Biruni (973-1048) is one of the greatest scientists of all times. He was an astronomer, mathematician, physicist, as well as a pioneer in Indology and comparative religions studies. Among Al-Biruni’s remarkable works his book: “A Critical Study of what India says, Whether Accepted by Reason or Refused” or Taḥqīq mā li-al-Hind. He derived a unique, accurate, and simple method to calculate the diameter of the earth. Al-Biruni argued that the earth rotates about its axis instead of the the sun, moon, and stars rotating around the earth. Today, the lunar crater: Al-Biruni and the asteroid: 9936 Al-Biruni were named in his honour.
Title: Al-Biruni’s India
Author: Muhammad Ibn Ahmad Biruni
Author: Attar Foundation
Title: The Science of al Biruni
Author: A.C. Sparavigna