News

  1. Earth

    Watering fields in California boosts rainfall in Southwest

    Irrigation has downstream effects on climate and runoff to Colorado River.

    By Erin Wayman
  2. Health & Medicine

    Half of U.S. babies may miss on-time vaccinations

    Immunization delays place children at risk of contracting preventable diseases.

    By Nathan Seppa
  3. Health & Medicine

    When hearing goes, mental capacity often follows

    Cognitive decline may result from decreased social interaction or diversion of brainpower toward understanding speech.

    By Laura Sanders
  4. Space

    Life has prospects on moons of giant extrasolar planets

    Astronomers show how bodies orbiting distant Jupiters could be habitable.

    By Andrew Grant
  5. Tech

    Trick of light makes microwave imaging simple

    Metamaterials and math combine to produce a quick, cheap system.