Gravity Was Never a Force
Newton knew action at a distance was absurd, then used it anyway. Einstein's revolution was refusing to keep the assumption in brackets, gravity is not a force but the shape of spacetime.
2essays tagged "physics"
Newton knew action at a distance was absurd, then used it anyway. Einstein's revolution was refusing to keep the assumption in brackets, gravity is not a force but the shape of spacetime.
There is no universal now. Einstein didn't merely solve a physics problem, he refused the assumption that everyone, everywhere, shares the same moment.