Uncategorized

  1. Life

    Caribou migrate farther than any other known land animal

    Caribou in Alaska and Canada migrate up to 1,350 kilometers round trip each year, a study reports.

    By Sofie Bates
  2. Health & Medicine

    Full intestines, more than full stomachs, may tell mice to stop eating

    A new description of stretch-sensing nerve endings in mice’s intestines could lead to ways to treat obesity.

    By Laura Sanders
  3. Animals

    Humpback whales in the South Atlantic have recovered from near-extinction

    A new count shows the population off Brazil went from about 450 in the 1950s to some 25,000 today.

    By Pablo Hernández-Mares
  4. Materials Science

    Lead becomes stronger than steel under extreme pressures

    Lead is a soft metal, easily scratched with a fingernail.