Uncategorized

  1. Life

    Splices of time

    Organisms distinguish day and night by shifting the way genes are interpreted.

    By Tina Hesman Saey
  2. Animals

    Lady MacBee

    In one stingless Brazilian species, young queens shut out of succession in their own hives often usurp another colony’s throne.

    By Susan Milius
  3. Physics

    Holy moley

    Adding more decimal places to Avogadro constant could produce a better definition of the kilogram.

    By Marissa Cevallos
  4. Life

    Molecular Evolution

    Investigating the genetic books of life reveals new details of 'descent with modification' and the forces driving it.

    By Tina Hesman Saey
  5. Life

    Climate changes, and there goes the neighborhood

    The ranges of rattlesnakes and voles are likely to shift drastically with warming, analyses of past changes suggest.