News

  1. Paleontology

    New tyrannosaur bridges gap from medium to monstrous

    Horse-sized Timurlengia euotica had a brain and ears like its bigger relative Tyrannosaurus rex, which lived millions of years later.

    By Beth Geiger
  2. Anthropology

    Ancient DNA reveals who is in Spain’s ‘pit of bones’ cave

    Ancient DNA shows Neandertals lived in northern Spain 430,000 years ago; the early date raises new questions about Neandertals’ origins.

    By Bruce Bower
  3. Climate

    Antarctic history suggests ice sheet ‘danger’ threshold

    Carbon dioxide levels during the Antarctic ice sheet’s formation 34 million years ago suggest that Earth could soon enter “danger zone” for ice sheet’s demise.

    By Thomas Sumner
  4. Plants

    How to keep seagrasses as happy as a clam

    Drought can do more damage to seagrass meadows if their partnership with clams break down.