Standard pedagogy treats GR general relativity topics in terms of tensor formulations in curved spacetime. Relativity and GPS, Physics Today 2002. Recent advances on a global scale in general. The development of relativity and Einstein. CY Lo. Institute of Applied and Pure Research. Drive, Unit E, Nashua. ABSTRACT. There must be errors in general relativity. The answer is an effect from Einstein's theory of general relativity called gravitational redshift, where light is shifted toward redder colors due to gravity. Using NASA's Chandra X-rays. The birth of general relativity By Dr Roger Highfield Governing the universe on the largest scales, general relativity constitutes, alongside quantum mechanics, which reigns on the smallest scales, the cornerstone of modern physics and will be celebrated at over the coming weeks by world events. . Albert Einstein first presented his complete work,