Dawn Enters Ceres Orbit

    Succeeds in catching its second target as well At the end of a 4.9 billion kilometer, 7.5 year voyage, NASA spacecraft Dawn successfully

    Chelyabinsk Meteor Dissected

    A study conducted by an international team of scientists on the “superbolide meteor” which disintegrated over the Russian city of Chelyabinsk on

    Cave Artists Were Women

    The first signatures in history belong to women according to an American anthropologist who has studied the handprints on cave paintings in