Uncategorized

  1. Life

    Noisy bacteria

    Cell-by-cell analysis finds big differences among genetically identical cells.

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  2. Psychology

    Sadness response strengthens with age

    Older people reacted more strongly to sad scenes than twentysomethings did in a recent study of emotional receptivity.

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  3. Life

    Lemurs on contraceptives don’t smell right

    Birth control disrupts female odors used in mating and other social situations.

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  4. Earth

    Trailing dust devils

    Whirlwinds leave dark paths behind by sucking sand grains clean.

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  5. Life

    Genetics redraws marsupial family tree

    A new analysis traces the group’s origin to South America.

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  6. Materials Science

    Erasing wrinkles, the physicists’ way

    Researchers study how folds and other creases disappear.

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  7. Space

    Two is the magic number

    New experiments confirm a fundamental postulate of quantum mechanics.

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  8. Earth

    Researchers create global map of tree height

    A new map shows forest height around the globe and will improve estimates of how much carbon is stored in trees.

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  9. Particle Physics

    New data suggest a lighter Higgs

    Fermilab results heat up the race for an elusive particle.

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  10. Health & Medicine

    ‘Housekeeping’ proteins may set aging limit

    Aging cells may seal their fate by keeping worn-out proteins when they sprout offspring.

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  11. Math

    Swarming locusts impossible to predict

    A mathematical analysis shows that random factors underlie the insects’ movements across the landscape.

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  12. Ecosystems

    Frogs leapt before they landed

    Jumping preceded mastery of the touchdown in amphibian evolution, a new study suggests.

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