Relativity may refer to:

Physics

Galilean relativity Galilean invariance or Galilean relativity states that the laws of motion are the same in all inertial frames of reference. Galileo Galilei first described this principle in 1632 in his '' Dialogue Concerning the Two Chief World Systems'' using t ...

, Galileo's conception of relativity *

Numerical relativity Numerical relativity is one of the branches of general relativity that uses numerical methods and algorithms to solve and analyze problems. To this end, supercomputers are often employed to study black holes, gravitational waves, neutron stars a ...

, a subfield of computational physics that aims to establish numerical solutions to Einstein's field equations in general relativity * Principle of relativity, used in Einstein's theories and derived from Galileo's principle *

Theory of relativity The theory of relativity usually encompasses two interrelated theories by Albert Einstein: special relativity and general relativity, proposed and published in 1905 and 1915, respectively. Special relativity applies to all physical phenomena in ...

, a general treatment that refers to both special relativity and general relativity **

General relativity General relativity, also known as the general theory of relativity and Einstein's theory of gravity, is the geometric theory of gravitation published by Albert Einstein in 1915 and is the current description of gravitation in modern physics ...

, Albert Einstein's theory of gravitation **

Special relativity In physics, the special theory of relativity, or special relativity for short, is a scientific theory regarding the relationship between space and time. In Albert Einstein's original treatment, the theory is based on two postulates: # The laws ...

, a theory formulated by Albert Einstein, Henri Poincaré, and Hendrik Lorentz ** '' Relativity: The Special and the General Theory'', a 1920 book by Albert Einstein

Social sciences

* Linguistic relativity * Cultural relativity * Moral relativity

Arts and entertainment

Music

Relativity Music Group Relativity Music Group was a record label owned by Relativity Media Relativity Media is an American media company founded in 2004 by Lynwood Spinks and Ryan Kavanaugh. The company brokered film finance deals and later branched into film ...

, a Universal subsidiary record label for releasing film soundtracks *

Relativity Records Relativity Records was an American record label founded by Barry Kobrin at the site of his company, Important Record Distributors (IRD) in metro New York. Relativity released music that covers a wide variety of musical genres. When it entered in ...

, an American record label *

Relativity (band) Relativity was a Scots-Irish quartet formed in 1985 consisting of two Scottish brothers and an Irish brother and sister. The four members of the band were brothers Johnny Cunningham (fiddle) and Phil Cunningham (accordion, keyboard, whistle, bo ...

, a Scots-Irish traditional music quartet 1985–1987 * ''Relativity'' (Emarosa album), 2008 * ''Relativity'' (Indecent Obsession album), 1993 * ''Relativity'' (Walt Dickerson album) or the title song, 1962 * ''Relativity'', an EP by

Grafton Primary Grafton Primary is an Australian electro-noir band from Sydney.

, 2007

Television

* ''Relativity'' (TV series), a 1996–1997 American drama series * "Relativity" (''Farscape''), an episode * "Relativity" (''Star Trek: Voyager''), an episode

Other

* ''Relativity'' (M. C. Escher), a 1953 lithograph print by M. C. Escher *

Relativity Media Relativity Media is an American media company founded in 2004 by Lynwood Spinks and Ryan Kavanaugh. The company brokered film finance deals and later branched into film production and other entertainment ventures. The company was commerciall ...

, an American film production company

Business

Relativity Space Relativity Space is an American aerospace manufacturing company headquartered in Los Angeles, California. It was founded in 2015 by Tim Ellis and Jordan Noone. Relativity Space is developing manufacturing technologies, launch vehicles and ...

, an American aerospace manufacturing company.