Albert Einstein completed his doctoral thesis at the University of Zurich and was awarded a Ph.D.
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Albert Einstein presents his general theory of relativity.
Albert Einstein submits a paper outlining his theory of special relativity.
Albert Einstein's theory of gravitational redshift was proven after a telescope in Chile observed a black hole.
Researchers announced that gravitational waves had been discovered.
Genius Albert Einstein died due to heart failure at age 76.
