Top 10 Greatest ScientistsA list of the top 10 scientists of all time. 1. Sir Isaac Newton. (1642-1726) Newton was a polymath who made investigations into a whole range of subjects including mathematics, optics, physics, and astronomy. In his Principia Mathematica, published in 1687, he laid the foundations for classical mechanics, explaining law of gravity and the Laws of Motion.2. Louis Pasteur. (1822 โ 1895)Contributed greatly towards the advancement of medical sciences developing cures for rabies, anthrax and other infectious diseases. Also enabled process of pasteurisation to make milk safer to drink. Probably saved more lives than any other...