Time and space are two very important basic concepts in philosophy and nature.In special relativity we proved that there are necessarily two symmetrical topological structures separated by the light-cone,which include...
Tachyons are theoretical superluminal particles, i.e., faster than light particles. The idea of existence of tachyons comes from Arnold Sommerfeld. Bilaniuk and Sudarshan (1969) published the article "Particles bey...