Albert Einstein was born in 1879 in Ulm, Germany , and died in 1955 .
He had several nationalities: German, Swiss, Austrian, American. He won a physics Nobel Prize because he explained the photoelectric effect. He studied quantum mechanics and cosmology . He became famous with his research on eclispes.
He is today ,considered as the most famous scientist. He married twice and had three children.
Lena, Léna and Clara