Who found Tachyons?
Sarah Martinez
Updated on February 27, 2026
Tachyons were first introduced into physics by Gerald Feinberg, in his seminal paper "On the possibility of faster-than-light particles" [Phys. Rev. 159, 1089—1105 (1967)]. E = m[1−(v/c)²]−½.
faster-than-light
Superluminal travel of non-information. In the context of this article, FTL is the transmission of information or matter faster than c, a constant equal to the speed of light in vacuum, which is 299,792,458 m/s (by definition of the metre) or about 186,282.397 miles per second.
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