News

  1. Health & Medicine

    Beware the Starlings: Common birds can carry avian influenza

    Common songbirds such as starlings may be able to carry and spread avian influenza.

    By Brian Vastag
  2. Physics

    Axion Gone: New tests find no sign of anomalous particle

    New experiments contradict earlier claims of the discovery of the axion, a possible constituent of cosmic dark matter.

    By Davide Castelvecchi
  3. Health & Medicine

    Regulating Muscle Decline: Small molecules linked to degenerative diseases

    Snippets of RNA that regulate gene activity play a role in muscle-wasting diseases such as muscular dystrophy.

    By Patrick Barry
  4. Anthropology

    Going Coastal: Sea cave yields ancient signs of modern behavior

    A South African cave yields evidence of complex, symbolic behavior among ancient people about 164,000 years ago, the oldest such indications yet.