News

  1. Astronomy

    Solar Terrain: Revealing the sun’s complex topography

    The sharpest images of the sun ever taken, released last week, show our stellar neighbor’s rugged surface in new and surprising detail.

    By Sorcha McDonagh
  2. Health & Medicine

    Prevention in a Pill? Baldness drug might avert prostate cancer

    The drug finasteride, given to alleviate baldness and prostate problems, might prevent some cases of prostate cancer.

    By Nathan Seppa
  3. Earth

    Germs Begone: New technology cleans dangerous water

    For a penny per liter, people in the developing world should be able to remove most pathogens and toxic pollutants from their home drinking water.

    By Janet Raloff
  4. Animals

    African cicadas warm up before singing

    The first tests of temperature control in African cicadas have found species with a strategy that hogs energy but reduces the risk of predators.