Uncategorized

  1. Astronomy

    Honing the Hubble

    Astronomers are sharpening measurements of a familiar cosmic parameter to shed new light on dark energy, the mysterious entity that’s accelerating the universe’s rate of expansion.

    By Ron Cowen
  2. Earth

    A Feverish World

    What's behind global warming—and is there anything we can do?

    By Agnieszka Biskup

  3. A moment on the lips …

    Adults may be stuck with the fat they have. A study suggests the number of fat cells doesn't change with weight gain or loss.

    By Tina Hesman Saey
  4. Math

    Insights into symmetry

    This year's Abel Prize goes to mathematicians involved in group theory.

    By Julie Rehmeyer
  5. Life

    Coral keeps it in the family

    The nutrients released during mass coral spawning feed the whole ecosystem.