Lund, M. D., & Uggerhøj, U. I. (). Experimental special relativity with a meter stick and a clock. American Journal of Physics, 77(8), DOI: /. Scale relativity is a geometrical and fractal space-time theory. The idea of a fractal space-time This article may present fringe theories, without giving appropriate weight to the mainstream view, and explaining the responses to the fringe theories. .. Da Rocha and Nottale suggest that the dynamical braking of the Earth's. Special relativity. physics. Written By: The Editors of Encyclopædia Britannica. Last Updated: See Article History. Alternative Title.