Theory of relativity

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The theory of relativity actually refers to two theories developed by Albert Einstein in the early 1900s.

* Special theory of relativity [r]: Add brief definition or description

The  special theory of relativity deals with departures from Newtonian mechanics when the speed of an object approaches or becomes comparable to the speed of light.

* General theory of relativity [r]: An explanation of the phenomena of gravity as an effect of masses upon the geometry of space and time [e]

The  general theory of relativity deals with departures from Newtonian mechanics by describing the warping of space and time in the vicinity of massive objects.