We experience the flow of time because it’s a natural outcome of the basic laws of physics. But we may need to build a whole ...

Developed in 1915, general relativity suggests that gravity arises because bodies with mass cause the fabric of spacetime (the four-dimensional unification of space and time) to warp. The greater ...

Special relativity tells us motion warps space and time. Einstein’s central ... orbits the sun. Although gravity is dominant over large cosmic scales and near very large masses like planets ...