Uncategorized

  1. Chimps lead way to HIV birthplace

    A viral analysis confirms that the global AIDS epidemic originated in chimpanzees living in southeastern Cameroon.

    By Eric Jaffe

  2. Zits in tubeworms: Part of growing up

    Young tubeworms pick up the live-in bacteria they need for nutrition in a rite of passage that starts with a skin infection.

    By Susan Milius
  3. Earth

    Deep-sea action

    Scientists using remotely operated vehicles have reported the first close-up observations of a deep undersea volcano during its eruption.

    By Sid Perkins
  4. Chemistry

    Gritty Clues

    Archaeologists are tying chemical signatures found in the soil to past human activity.

    By Aimee Cunningham

  5. 19689

    Math isn’t the only science that makes it into The Simpsons.