Home > Science > What Did Einstein Mean By Curved Spacetime? What Did Einstein Mean By Curved Spacetime? Science Share on Pinterest Two physicists explain one of the basic principles in Einstein’s general theory of relativity. Share on Pinterest Related Posts Top 5 Space Experiments World’s Largest Science Experiment: Biosphere 2 General Relativity – The Curvature Of Spacetime Elementary Particles (How Small Is It Series #3) Unsolved Mysteries – Six Things Scientists Can’t Explain