
Albert Einstein as a young child

Albert Einstein at work in his study, 1920

Albert Einstein in 1921

Albert Einstein in 1947

Albert Einstein and J. Robert Oppenheirmer, leader of the secret Manhattan Project that developed the world's first atomic bomb

Albert Einstein obtains his American citizenship, 1940

Photograph of the 1919 solar eclipse that helped to prove Einstein's general theory of relativity.

Albert Einstein at work in the Swiss Patent Office, 1904

Albert Einstein in 1905, the year he published a series of groundbreaking articles that revolutionized theoretical physics.

In 1905, the German Annalen Der Physik was the world's leading physics journal. Albert Einstein, then a young man working in the Swiss patent office, published three separate revolutionary articles in the journal's volume 17.

Einstein's hand-scrawled mathematical proof points toward E=mc2.

Einstein on the cover of Time magazine, 1929

The famous physicist sticks his tongue out at a photographer, 1951.