Reviews Kinematics: The Lost Origins of Einstein’s Relativity by Alberto A. Martínez Share this:EmailFacebookTwitterPinterestPocketRedditPrint 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.