WebDec 11, 2014 · According to String Theory, this is just one of many possible worlds. ... In theory, if you could master the fifth and sixth dimension, you could travel back in time or go to different futures. Webt. e. In theoretical physics, T-duality (short for target-space duality) is an equivalence of two physical theories, which may be either quantum field theories or string theories. In the simplest example of this relationship, one of the theories describes strings propagating in a spacetime shaped like a circle of some radius , while the other ...
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WebJun 14, 2024 · Time travel makes regular appearances in popular culture, with innumerable time travel storylines in movies, television and literature. But it is a surprisingly old idea: one can argue that the ... Einstein told us that space and time are parts of one thing – spacetime – and that we should be as willing to think about distances in time as we are distances in space. As odd as this might sound, we happily answer “about two and half hours”, when someone asks how far Birmingham is from London. What we … See more Einstein also told us that the force of gravity is a consequence of the way mass warps space and time. The more mass we squeeze into a region … See more So is time travel really a possibility? Our current understanding can’t rule it out, but the answer is probably no. Einstein’s theories fail to describe the structure of spacetime at … See more pentagon black budget increased
What is string theory? Space
WebMar 26, 2016 · Physics I For Dummies. The concept of time travel is often closely tied to infinities in the curvature of space-time, such as that within black holes. In fact, the … WebJan 20, 2024 · String theory is the idea in theoretical physics that reality is made up of infinitesimal vibrating strings, smaller than atoms, electrons or quarks. According to this theory, as the strings ... WebMar 7, 2007 · The approach of two such strings parallel to each other, said Gott, will bend space-time so vigorously and in such a particular configuration that might make time travel possible, in theory ... pentagon black budget projects