Did You Know? Albert Einstein published four amazing papers in 1905, the year known as his “Annus Mirabilis” (Latin, “Miraculous Year”). The first was received for publication on March 18. It concerned the “photoelectric effect.” Though Einstein’s later papers were *far* more influential, it was this (comparatively) safe, conservative paper that he won the Nobel Prize for Physics for in 1921–the only Nobel Prize he ever got. LEARN MORE.