News

  1. Animals

    New HIV-1 group

    Scientists have identified another variant of the virus that can cause AIDS.

    By Rachel Ehrenberg
  2. Life

    Fish feel the flow

    New model explains how fish rely on their lateral lines to read wakes.

    By Laura Sanders
  3. Physics

    Putting the pressure on light

    Changing pressure helps scientists gauge the speed of light in composite materials.

    By Jenny Lauren Lee
  4. Health & Medicine

    The not-so-dispensable spleen

    Spleen plays more roles than previously known.

    By Nathan Seppa
  5. Life

    Bent innards give orchid its kick

    Violent pollen delivery in Catasetum flowers gets its power from temporarily deformed inner strip

    By Susan Milius
  6. Ecosystems

    Churning the numbers

    Some of the ocean’s small swimmers may be having a big impact on ocean mixing.