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Gravity Moves at the Speed of Light - Universe Today
Image credit: NRAO Theorized by Einstein for almost a century, physicists have found evidence to support the theory that the force of gravity moves at the speed of light. The speed was measured by physicist Sergei Kopeikin by watching how light from a distant quasar was bent by Jupiter’s gravity. Variations in how the image … Continue reading "Gravity Moves at the Speed of Light"