(May 14, 1904 – July 26, 1973) a Swiss-American engineer and educator of German and Serbian origin, the second child and first son of physicists Albert Einstein and Mileva Marić.

Albert Einstein's religious views have been widely studied and often misunderstood.

a private medical school in New York City.

German-born scientist Albert Einstein was best known during his lifetime for his development of the theory of relativity, his contributions to quantum mechanics, and many other notable achievements in modern physics.

Albert Einstein has been the subject of (or inspiration for) many works of popular culture.