In physics, the special theory of relativity, or special relativity for short, is a scientific theory of the relationship between space and time. In Albert...

The theory of relativity usually encompasses two interrelated physics theories by Albert Einstein: special relativity and general relativity, proposed and...

framework of special relativity, the Maxwell equations have the same form in all inertial frames of reference. In the framework of general relativity, the Maxwell...

The word "mass" has two meanings in special relativity: invariant mass (also called rest mass) is an invariant quantity which is the same for all observers...

Accelerations in special relativity (SR) follow, as in Newtonian Mechanics, by differentiation of velocity with respect to time. Because of the Lorentz...

The history of special relativity consists of many theoretical results and empirical findings obtained by Albert A. Michelson, Hendrik Lorentz, Henri Poincaré...

Doubly special relativity (DSR) – also called deformed special relativity or, by some[who?], extra-special relativity – is a modified theory of special relativity...

Special relativity is a physical theory that plays a fundamental role in the description of all physical phenomena, as long as gravitation is not significant...

Einstein derived the theory of special relativity in 1905, from principle now called the postulates of special relativity. Einstein's formulation is said[by...

The theory of special relativity was initially developed in 1905 by Albert Einstein. However, other interpretations of special relativity have been developed...