News

  1. Lamprey cyborg sees the light and responds

    Researchers have paired the brain of a sea lamprey with a small robot that can detect and move around in response to light.

    By Sid Perkins
  2. Health & Medicine

    Lithium increases gray matter in the brain

    Used for decades to treat manic depression, lithium may stimulate the production of new brain cells, thus raising hope that it can treat strokes, Alzheimer's disease, and other conditions that kill brain cells.

    By John Travis

  3. Psst. This fly’s ears can rival a cat’s

    The unusual eardrums of a tiny parasitic fly turn out to rival cats', owls', and people's abilities to pinpoint the origin of a sound.