Uncategorized

  1. Health & Medicine

    Surgical risk from painkiller may be brief

    A new study suggests that patients might safely use painkillers such as ibuprofen up to 24 hours before surgery.

    By Ben Harder
  2. Materials Science

    Shape shifter

    Scientists have created a polymer that, after being deformed, will revert to its original shape when exposed to ultraviolet light.

    By Alexandra Goho
  3. Ecosystems

    Decades of Dinner

    Sunken whale carcasses support unique marine ecosystems that display stages of succession and change, just as land ecosystems do.

    By Susan Milius
  4. Tech

    Radio-a-Wreck

    Radio transmitters broadcasting from imploding buildings are informing engineers about how such collapses disrupt radio communications and how rescuers might overcome those disruptions.