Humans

  1. Humans

    Digging into the Maya mystery

    In a Central American jungle, archaeologists and volunteers uncover ruins of the once-powerful civilization.

    By Charles Q. Choi
  2. Humans

    Mummies share their secrets

    Cutting-edge technology such as CT, or CAT, scans and endoscopes are allowing scientists to see not just what’s underneath the wrappings but also what’s inside a mummy’s body.

    By Gail Skroback Hennessey
  3. Humans

    Old bones ignite fresh debate

    Scientists try to understand how 2 million-year-old fossils fit among ancient species.

    By Stephen Ornes
  4. Animals

    An elephant’s “aha!” moment

    A young elephant named Kandula passes a tricky test.

    By Stephen Ornes
  5. Health & Medicine

    Worms, your unlikely allies

    Parasites show promise in treating immune disorders.

    By Nathan Seppa
  6. Health & Medicine

    A viral sniff

    A common virus may get to the brain through the nose.

    By Stephen Ornes
  7. Health & Medicine

    Blood does a body good

    Studies of the superfluid aid in the prevention and treatment of diseases.

    By Sarah Webb
  8. Health & Medicine

    Fats encourage overeating

    Scientists find that fats push an “eat more” button in rats.

    By Stephen Ornes
  9. Health & Medicine

    Gut Instinct

    New mouse study reveals a connection between intestinal bacteria and behavior.

    By Stephen Ornes
  10. Health & Medicine

    Microbes in the music

    A new study finds germs linger on musical instruments.

    By Stephen Ornes
  11. Health & Medicine

    Sunlight worsens jet pollution

    Chemical reactions caused by the sun’s rays worsen air pollution from idling jets at airports.

    By Stephen Ornes
  12. Health & Medicine

    New source for healthy fats

    Scientists found a way to produce fish oil without harming a single fish.

    By Stephen Ornes