News

  1. Astronomy

    Hubble finds hints of a planet oddly far-flung from its star

    If confirmed, the dark gap in space debris will challenge astronomers' theories.

    By Andrew Grant
  2. Physics

    Echoes create an interior map app

    To record size and shape of a room, researchers use a speaker, five microphones and some math.

    By Andrew Grant
  3. Animals

    Oysters may struggle to build shells as carbon dioxide rises

    Ocean acidification could hamper larvae's growth.

    By Erin Wayman
  4. Physics

    Simple invisibility cloaks hide toys, pets, people

    Using everyday materials, two research teams conceal ordinary objects by guiding light around them.

    By Andrew Grant
  5. Health & Medicine

    DSM-5 enters the diagnostic fray

    Fifth edition of the widely used psychiatric manual focuses attention on how mental disorders should be defined.