“You never truly understand something until you can explain it to your grandmother”
Albert Einstein was born in Germany in 1879. He is known over the world as a great scientist and the one who developed the theory of general relativity, which brought about a revolution in physics. But it was his discovery of the law of the photoelectric effect that earned him the 1921 Nobel Prize in Physics. His great intelligence and originality have made the word “Einstein” synonymous with genius. In 1999 Time magazine named him the Person of the Century.