News

  1. Tech

    A nano–cheese slicer

    Stringing a carbon nanotube between two needles yields a nanoscale cheese knife that could improve slicing of biological samples.

    By Peter Weiss
  2. Earth

    Dim Harvest: Asian air pollution has limited rice yields

    Thick clouds of air pollution over southern Asia and increased concentrations of greenhouse gases in the atmosphere worldwide have reduced rice harvests in India for the past 2 decades.

    By Sid Perkins
  3. Animals

    Extreme Tongue: Bat excels at saying ‘Aah’

    The new champion among mammals at sticking out its tongue is a small bat from Ecuador.

    By Susan Milius
  4. Humans

    Lunar Outpost: NASA unveils plans for a return to the moon

    NASA announced that it would begin in 2020 to assemble a human outpost on the moon.