News

  1. Archaeology

    Stone Age hunter-gatherers tackled their cavities with a sharp tool and tar

    Late Stone Age hunter-gatherers scraped and coated away tooth decay.

    By Bruce Bower
  2. Health & Medicine

    Common virus may be celiac disease culprit

    A common virus may turn the immune system against gluten, leading to the development of celiac disease.

    By Elizabeth Eaton
  3. Genetics

    Cephalopods may have traded evolution gains for extra smarts

    Editing RNA may give cephalopods smarts, but there’s a trade-off.

    By Tina Hesman Saey
  4. Astronomy

    Massive red, dead galaxy spotted in young universe

    A hefty red, dead galaxy may raise questions about how galaxies formed in the early universe.