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  1. Paleontology

    Ancient comb jellies might have had skeletons

    Soft and filmy today, comb jellies might once have had rigid skeletons.

    By Susan Milius
  2. Anthropology

    Monkey’s small brain shows surprising folds

    An ancient monkey’s tiny brain developed folds, raising questions about primate evolution.

    By Bruce Bower
  3. Planetary Science

    Get New Horizons’ views of Pluto

    The “Eyes on Pluto” app lets you ride alongside New Horizons for a simulated preview of the spacecraft’s impending encounter with the dwarf planet.

    By Christopher Crockett
  4. Cosmology

    Brightest supernova breaks record

    A recent supernova shines with the light of 600 billion suns.

    By Christopher Crockett
  5. Astronomy

    Massive black hole lurks in lightweight galaxy

    A heavyweight black hole grew to weigh as much as 7 billion suns within the first 2 billion years after the Big Bang.