The document provides biographical information about Albert Einstein. It discusses that he was born in Germany in 1879 and obtained his doctorate degree in 1905. In 1905, considered his annus mirabilis, he published four groundbreaking papers, including his special theory of relativity and explanation of the photoelectric effect. Einstein developed his famous mass-energy equivalence formula E=mc2. He received the 1921 Nobel Prize in Physics and later became a professor in Germany and America, making significant contributions to modern physics.