This series of short explainer films with Professor Brian Cox comprises six clips focused on forces, speed and motion. Each ...

One of the issues dividing "absolutists" and "relationists" is the question whether all motion is relative motion or, in the words of Earman, spacetime has "structures that support absolute quantities ...

It has been one hundred100 years since the publication of Einstein's general theory of relativity in May 1916. Physicists have now demonstrated that the rotational motion in the universe is also ...