Uncategorized

  1. Health & Medicine

    Bird flu in cows shows no signs of adapting to humans — yet

    Easy replication in cattle mammary glands means H5N1 bird flu is under no evolutionary pressure to adapt to spread easily in humans.

    By Tina Hesman Saey
  2. Paleontology

    Ancient, water-loving rhinos gathered in big, hippolike herds

    Squat rhinos lived in North America about 12 million years ago, congregating in huge, water-bound herds much like modern hippos.

    By Jake Buehler
  3. Earth

    The United States’ oldest known rock has existed for at least 3.6 billion years

    More than just a cool bit of trivia, the finding raises questions about our understanding of Earth’s history.

    By Evan Howell
  4. Animals

    This caterpillar wears the body parts of insect prey

    Dubbed the “bone collector,” this caterpillar found on a Hawaiian island disguises itself while stalking spider webs for trapped insects to eat.