Most Muslim theologians praised here as pioneers of scientific thought were Mutazilites, who were later, unjustly, condemned as heretics. It tells a lot about what went wrong.
Among these Mutazilites are al-Nazzam, al-Jahiz, and also Ibn Mattawayh, who is rightly praised here for an experiment Galileo reiterated centuries later, and the BBC confirmed with a real test in 2014: Without any air, a heavy object and feathers fall with the same speed.
while the converso mexicano @Omar del Sur salafi sheikhs were believing the world was flat
In 1966, when Ibn Baz was vice-president of the Islamic University of Medina, he wrote an article denouncing Riyadh University for teaching the "falsehood" that the earth rotates and orbits the sun.[27][28] In his article, Ibn Baz claimed that the sun orbited the earth,[29][30][31] and that "the earth is fixed and stable, spread out by God for mankind and made a bed and cradle for them, fixed down by mountains lest it shake".[31] As a result of the publication of his first article, Ibn Baz was ridiculed by Egyptian journalists as an example of Saudi primitiveness