Uncategorized

  1. Archaeology

    The oldest known astrolabe was used on one of Vasco da Gama’s ships

    A navigational device for taking altitudes at sea was found in a Portuguese shipwreck in the Arabian Sea and dates back to 1496.

    By Bruce Bower
  2. Paleontology

    Newfound fossils in China highlight a dizzying diversity of Cambrian life

    A new treasure trove of Cambrian fossils in China dating to 518 million years ago could rival Canada’s Burgess Shale.

    By Carolyn Gramling
  3. Health & Medicine

    Saving monkey testicle tissue before puberty hints at a new way to preserve fertility

    Frozen testicle tissue samples from prepubescent monkeys transplanted back onto those monkeys once they matured produced sperm.