Reviews Kinematics: The Lost Origins of Einstein’s Relativity by Alberto A. Martínez Share this: Share via email (Opens in new window) Email Click to share on Facebook (Opens in new window) Facebook Click to share on Reddit (Opens in new window) Reddit Click to share on X (Opens in new window) X Click to print (Opens in new window) Print By Science News August 14, 2009 at 10:15 am This often-overlooked branch of mechanics, which describes objects’ motion, provided the foundation for special relativity, a historian argues. KINEMATICS: THE LOST ORIGINS OF EINSTEIN’S RELATIVITY BY ALBERTO A. MARTíNEZ Johns Hopkins Univ., 2009, 464 p., $65.