A hypothetical device, used in thought experiments on causality, that could be used to send signals into ones own past.

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  • Tachyonic antitelephone — The tachyonic antitelephone is a hypothetical device in theoretical physics that can be used to send signals into one s own past. Such a device was first contemplated by R. C. Tolman in 1917 [R. C. Tolman, The theory of the Relativity of Motion …   Wikipedia

  • Экзотическая материя — Экзотическая материя  понятие физики элементарных частиц, описывающее любое (как правило, гипотетическое) вещество, которое нарушает одно или несколько классических условий, либо не состоит из известных барионов. Подобные вещества могут… …   Википедия

  • Special relativity — (SR) (also known as the special theory of relativity or STR) is the physical theory of measurement in inertial frames of reference proposed in 1905 by Albert Einstein (after considerable contributions of Hendrik Lorentz and Henri Poincaré) in the …   Wikipedia

  • Exotic matter — In physics, exotic matter is a term which refers to matter which would somehow deviate from the norm and have exotic properties. There are several uses of the term. Hypothetical particles which have exotic physical properties that would violate… …   Wikipedia

  • Tachyon — A tachyon (from the Greek polytonic|ταχυόνιον, takhyónion , from polytonic|ταχύς, takhýs , i.e. swift, fast) is any hypothetical particle that travels at faster than light speed. The first description of tachyons is attributed to German physicist …   Wikipedia

  • Consequences of special relativity — Special relativity has several consequences that struck many people as counterintuitive, among which are: The time lapse between two events is not invariant from one observer to another, but is dependent on the relative speeds of the observers… …   Wikipedia

  • Antitelefon — Ein Antitelefon (auch Tachyon Antitelefon) ist ein hypothetisches Gerät, mit dem Signale in die eigene Vergangenheit gesendet werden könnten. Es beruht auf einem Gedankenexperiment Albert Einsteins (1907),[1] wonach sich mit… …   Deutsch Wikipedia

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