News

  1. Health & Medicine

    New weapon fights hepatitis C

    Taking the experimental drug telaprevir with standard medications for hepatitis C clears the virus from patients’ blood better than the standard combination alone.

    By Nathan Seppa
  2. Earth

    A limit for carbon emissions: 1 trillion metric tons

    To reduce risks of severe damage from climate change, humans should burn no more than 1 trillion tons of carbon in total, researchers suggest.

    By Sid Perkins
  3. Life

    Connectivity may play role in autism

    Large studies of autism suggest connections between neurons are the culprit.

    By Tina Hesman Saey
  4. Life

    Mimivirus up close

    Scientists get a closer look at the structure of mimivirus, the largest virus in the world.