Space-time is a fundamental concept in modern physics, central to Einstein’s theory of relativity. It combines the three dimensions of space with the one dimension of time into a four-dimensional continuum. This unified model helps explain how gravity works and how objects move through the universe. In relativity, space and time are not separate entities but are interwoven into a single fabric. Massive objects, like stars and planets, cause this fabric to curve, and this curvature is what we per

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Real meaning of Spacetime Curvature | Space science