Astronomer Vera Rubin, whose pioneering work on galaxy rotation rates led to the theory of dark matter, has died at the age of 88, her son says. Allan Rubin said she died on Sunday of natural causes, AP reported. She was living in Princeton, New Jersey. Read more
Vera (Cooper) Rubin (born July 23, 1928) is an American astronomer. She pioneered work on galaxy rotation rates. She is famous for uncovering the discrepancy between the predicted angular motion of galaxies and the observed motion, by studying galactic rotation curves. This phenomenon became known as the galaxy rotation problem. Read more