Europe's Galileo satellite navigation system – already serving users globally – has now provided a historic service to the physics community worldwide, enabling the most accurate measurement ever made ...

After Einstein developed his theories of special and general relativity, in 1905 and 1916, respectively, the world of physics changed dramatically. The theories, with their groundbreaking ideas on ...

Two satellites constructed and launched by the European Space Agency will spend the next year testing Albert Einstein’s general theory of relativity, which was proposed in a paper the famed German ...

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Could Galileo have worked out the principles of the modern theory of relativity? Could he, even in the mid-seventeenth century, have derived the Lorentz transformations, the existence of a fundamental ...

Though there is an overwhelming amount of information floating around out there about the theory of relativity in all her guises, I was stumped last week when my eight year old nephew asked me to ...