News

  1. Paleontology

    Lost-and-found dinosaur thrived in water

    Fossils pieced together through ridiculous luck reveal Spinosaurus to be the only known dinosaur adapted for regular ventures into water.

    By Susan Milius
  2. Health & Medicine

    Clinical trial reanalyses may alter who should get treated

    Reanalyses of clinical trial data sometimes lead to different treatment suggestions.

    By Tina Hesman Saey
  3. Paleontology

    Fossils push back origins of modern mammals

    Fossils of three newly identified early mammals from China suggest that the common ancestor of today’s mammals lived over 200 million years ago.

    By Meghan Rosen
  4. Archaeology

    Pyramid builders could have used rolling blocks

    Instead of sliding blocks on a ramp, ancient Egyptians could have rolled the massive bricks to the pyramids, a physicist suggests.