Albert Einstein is a renowned name not only among physicists and scientists but to the whole world. He was and is known as a genius, Einstein was a simple man. He was born on Friday March 14, 1879. Einstein was interested in Math, Physics, Politics and religion. Einstein was a religious man but he was not discriminate about different religions. In 1905 A.D a scientific revolution took place due to three papers by Einstein that had been published in Annalen der Physik (Annals of Physics). In 1915 A.D, ten years after the three papers had been published, Einstein presented yet another paper named “General Theory of Relativity”. According to Einstein the General theory was based on the Special theory. For the rest of his life, from 1920 A.D Einstein tried to create the unified field theory. Einstein was first married to Mileva Maric, whom he later divorced. And later he married his own cousin, Elsa. After his death in 1955 A.D his brain was kept preserved, which was studied by scientists to find the secret of the great genius of Albert Einstein.