News

  1. Planetary Science

    Pluto and the Occult: Rare events illuminate Pluto’s atmosphere

    Twice in the past month, astronomers were given a rare opportunity to peer through the tenuous atmosphere of Pluto.

    By Ron Cowen
  2. Animals

    Ant Enforcers: To call in punishment, top ant smears rival

    In Brazilian ant colonies where a female has to fight her way to the top, she stays in power through some judicious gang violence.

    By Susan Milius
  3. Health & Medicine

    Stroke Stopper: New vaccine curbs blood vessel damage in lab animals

    A vaccine that desensitizes the immune system to a protein inside blood vessels prevents some strokes in laboratory rats.

    By Nathan Seppa
  4. Physics

    Superconductor has odd electron pairing

    Although electrons pair up in many superconductors, there's one in which they join together in two different ways, new calculations confirm.