News

  1. Health & Medicine

    H1N1 flu is back and found in 37 states, CDC reports

    Just as vaccine begins to become available, swine flu cases show up in a majority of the United States. And early results from a new study suggest H1N1 and seasonal flu vaccination shots are effective when given during the same visit.

    By Nathan Seppa
  2. Physics

    Entangled photons make better messengers

    Quantum effect allows light to carry information farther for computing and encryption

    By Lisa Grossman
  3. Paleontology

    Fungi thrived during mass extinction

    Fossil analyses hint that several species thrived during the world’s largest mass extinction.

    By Sid Perkins
  4. Space

    Moon crash delivers no obvious plume

    But the two impacts still yield data that could help in search for water

    By Ron Cowen
  5. Space

    Ice confirmed on an asteroid

    Reporting from the American Astronomical Society meeting in Puerto Rico, planetary scientists confirm, for the first time, the presence of frozen water on an asteroid.