News

  1. Paleontology

    The first vertebrates on Earth arose in shallow coastal waters

    After appearing about 480 million years ago in coastal waters, the earliest vertebrates stayed in the shallows for another 100 million years.

    By Carolyn Gramling
  2. Plants

    Liverwort plants contain a painkiller similar to the one in marijuana

    Cannabinoids found in liverwort plants could spell relief for those suffering from chronic pain.

    By Jennifer Leman
  3. Archaeology

    Ancient Clovis people may have taken tool cues from earlier Americans

    Ancient Americans’ spearpoints may have heralded later Clovis weapons.

    By Bruce Bower
  4. Climate

    Hurricane Willa breaks an eastern and central Pacific storm season record

    The combined might of eastern and central Pacific hurricanes produced a record-breaking year of storm energy.