... happen and some go, as far as to say that if we did travel to the past, we would end up in a different universe that is a replica of this one. One of the most basic concepts is that of Dilation, a stretching of something. Some scientists believe that the main gateway to the past or future is a wormhole. Einstein's general relativity theory explains about universal constants ... no travel though time (Hewitt 214). They would be as ageless as light, for light travels though space only (not time) and is timeless. > The frame of reference of a photon, a particle of light, a trip across the ...

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