قانون 300 ساله نیوتن به تازگی بزرگترین آزمون خود را پشت سر گذاشته است

Newton’s 300-year-old law just passed its biggest test yet

A massive test of gravity across the cosmos found that it behaves almost exactly as Newton and Einstein predicted, even across galaxy clusters hundreds of millions of light-years apart. The result weakens some modified-gravity explanations and strengthens the case that dark matter is behind the universe’s mysterious missing mass.