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  1. Earth

    Recirculation aided Gulf plume’s degradation

    Two new studies help explain fate of pollutants released in the biggest offshore spill in U.S. history.

    By Janet Raloff
  2. Life

    Eight-legged evolution exploits editing

    Octopuses adapt to water temperature with tweaks to how genes are copied, not DNA itself.

    By Rachel Ehrenberg
  3. Life

    Three monkeys a genetic mishmash

    Feat suggests embryonic stem cells are less flexible in primates than mice.

    By Tina Hesman Saey
  4. Life

    Measuring the leap of a lizard

    Creatures use their tails to balance during complex maneuvers.

    By Rachel Ehrenberg
  5. Health & Medicine

    Drug gives rats booze-guzzling superpowers

    Rodents that consume alcohol along with a compound derived from an ancient herbal remedy get less drunk, recover faster and appear less prone to addiction.