News

  1. Humans

    New ancestor grasped at walking

    By 3.4 million years ago, two human relatives built differently for upright movement inhabited East Africa.

    By Bruce Bower
  2. Health & Medicine

    Slacker rat, worker rat

    Rodent work ethic, like people’s, comes in two types.

    By Laura Sanders
  3. Life

    Fossils show signs of earliest burrowing

    Worms’ seafloor tunneling more than a half-billion years ago could have stirred up evolutionary forces.

    By Devin Powell
  4. Earth

    Venice falling

    Compacting soil means the flood-prone city continues to sink.

    By Devin Powell
  5. Physics

    Order from disorder

    Collective motion emerges spontaneously in wiggling protein strands.