News

  1. Health & Medicine

    What we know about the Ebola outbreak, and the vaccine that might help

    Even as an experimental vaccine arrives in Congo to contain the virus, there are worrisome signs Ebola has spread to a city.

    By Helen Thompson
  2. Earth

    Keeping global warming to 1.5 degrees C helps most species hold their ground

    Holding global warming to 1.5 degrees Celsius by 2100 could help protect tens of thousands of insect, plant and vertebrate species.

    By Carolyn Gramling
  3. Anthropology

    Ancient Chinese farmers sowed literal seeds of change in Southeast Asia

    Two waves of ancient migration from China to Southeast Asia spread farming and languages.

    By Bruce Bower
  4. Life

    Your blood type might make you more likely to get traveler’s diarrhea

    People with type A blood are more likely to develop severe diarrhea from E.