06 March 2015
Vol 347, Issue 6226

About The Cover

Cover image expansion

COVER In 1915, Albert Einstein was a celebrity. His idea of seamlessly interwoven space and time—spacetime—had revolutionized physics and dazzled the world. Then he published his masterpiece: a short paper describing how warped spacetime creates gravity. A century later, that "general theory of relativity" remains a pillar of physics and Einstein a peerless scientific icon. See page 1082.
Photo: Orren Jack Turner, Prints & Photographs Division, Library of Congress, LC-USZ62-60242