Albert Einstein safely arrived in the US after fleeing Nazi Germany.
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Albert Einstein submits a paper outlining his theory of special relativity.
Researchers announced that gravitational waves had been discovered.
Albert Einstein warned against hydrogen bombs on the ''Today with Mrs. Roosevelt" weekly TV show.
Albert Einstein visited New York City and lectured on his Theory of Relativity for the first time.
Albert Einstein's theory of gravitational redshift was proven after a telescope in Chile observed a black hole.
