News

  1. Health & Medicine

    Study tracks booze’s buzz in the brain

    In both heavy and light drinkers, alcohol causes the release of morphinelike chemicals.

    By Laura Sanders
  2. Space

    Planets as common as stars in Milky Way

    A new analysis suggests the galaxy is riddled with worlds.

    By Nadia Drake
  3. Health & Medicine

    Light pot smoking easy on lungs

    Infrequent marijuana users show a slight improvement in breathing capacity and middling smokers had no change, a 20-year study shows.

    By Nathan Seppa
  4. Space

    New maps of the cosmic dark

    Probing galactic distortions reveals web of invisible matter.

    By Nadia Drake
  5. Life

    Crabs hither, shrimp thither

    Biologists document surprising differences among deep-sea animals at hydrothermal vent fields.