Science, Maths & Technology
Explainer: Einstein's Theory of General Relativity
...course be other frames in which the objects appear to behave differently, so we need a description of all the frames, and the way to relate them. The trick was to consider space and time as a four-dimensional object in itself – not a fixed stage on which the objects are defined, but something that itself can change. Space-time Let’s say you and I are going to meet for...
