Uncategorized

  1. Psychology

    Bad acts spark a ‘cheater’s high’

    Committing low-stakes acts of dishonesty enhances perpetrators’ moods.

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  2. Earth

    Buried Saharan rivers might have been early expressways

    Humans might have migrated across the arid region along three once-lush waterways.

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  3. Physics

    Notorious ‘Big G’ gets a little larger

    Gravitational constant is difficult to measure, but physicists calculate with new number.

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  4. Animals

    Young insect legs have real meshing gears

    Tiny teeth on hiplike structures keep legs in sync, allowing juvenile planthoppers to jump.

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  5. Astronomy

    At last, Voyager 1 slips into interstellar space

    Solar blast data provides definitive evidence that Voyager 1 has cruised beyond the heliosphere and into interstellar space.

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  6. Health & Medicine

    Alzheimer’s disease protein structure may vary among patients

    Two people with different symptoms had amyloid-beta fibers with different shapes.

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  7. Animals

    Humpbacks make a comeback in British Columbia

    Whale numbers double at a feeding site in Canada.

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  8. Health & Medicine

    Vaccine stops deadly sand-fly-spread scourge in animal test

    A DNA vaccine triggers protection against the sand-fly-borne scourge Leishmania.

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  9. Health & Medicine

    Szechuan pepper taps at nerve fibers

    The spice makes lips tingle at 50 beats per second, researchers find.

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  10. Microbes

    Horsetail spores don’t need legs to jump

    Forget legs. A plant uses curly, humidity-controlled ribbons to make epic leaps.

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  11. Animals

    Avoiding feces may be ‘luxury’ wild mice can’t afford

    For a mouse in the woods, finding any food at all may trump poopy locations.

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  12. Health & Medicine

    Fructose may be key to weight gain

    Mice that could not make or metabolize the sugar gained less weight than normal mice.

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