Isaac Newton. He in my opinion is one of the greatest scientists ever. In 1666 he postulated the three laws of motion. The three laws of motion at that time was the cornerstone of the scientific revolution which began three decades earlier.How did he do it. Would you like to know how. Simple, isn't it.What he did was he sat under the apple tree and the apple fell on his head. Instead of getting annoyed, he just walked in. He made an observation of how the apple fell to the ground. He found that the apple fe ...