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  1. Earth

    Warming indicted for extreme weather

    Climate change can explain some 2011 departures from the norm.

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  2. Astronomy

    Hubble spots fifth Pluto moon

    Space telescope’s discovery announced on Twitter.

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  3. Space

    Moon patterns explained

    Electric fields enveloping magnetic bubbles may form mysterious lunar swirls.

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  4. Life

    Young flies cannibalize the plump

    An evolutionary biologist’s modest proposal shocks colleagues who thought they knew everything about their favorite laboratory organism.

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  5. Paleontology

    Not your typical pterosaur

    A beautifully preserved fossil from Germany displays a wing unlike any ever seen.

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  6. Life

    Trout nose cells follow magnetic fields

    Iron-rich tissue may be at root of a biological compass.

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  7. Life

    Egg production after birth questioned

    A study finds no evidence of stem cells in adult mouse ovaries, suggesting female mammals really are born with all the gametes they’ll ever have.

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  8. Physics

    With discovery of the Higgs, science can celebrate math’s power to probe nature

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  9. Microbes

    Killing with the flip of a switch

    A single genetic transformation turns mild-mannered bacteria into assassins.

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  10. Life

    Space trek may help worms live long

    After 11 days in orbit, nematodes showed signs of slower aging.

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  11. Space

    Dark matter filament illuminated

    Astronomers visualize a connection in a shadowy cosmic network that is thought to pervade the universe.

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  12. Physics

    Higgs found

    The Higgs boson, the last particle in physics’ standard model, falls into place, opening new windows to explore in the universe.

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