Mehmed IV was the Sultan of the Ottoman Empire from 1648 to 1687. Taking the throne at age seven, his reign was significant as he changed the nature of the Sultan's position forever by giving up most of his executive power to his Grand Vizi...
Isaac Asimov was an American writer and professor of biochemistry at Boston University. He was known for his works of science fiction and popular science. Asimov was a prolific writer, and wrote or edited more than 500 books and an estimate...
