Uncategorized

  1. Humans

    Science Service Becomes Society for Science & the Public

    Science Service, founded in 1921 to provide better information to the public about scientific discoveries, is changing its name to Society for Science & the Public, reflecting a renewed mission to advance public engagement in science.

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  2. Math

    The Power of Being Influenced

    Network theory shows that the best way to spread ideas is to focus on people who are influenced rather than the influential.

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  3. Earth

    In 2007, Greenland set a melting record

    The duration and extent of ice melt across high-altitude portions of the Greenland ice sheet last year were the highest they've been in recent decades, satellite observations indicate.

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  4. Earth

    No-drive experiment curbs air pollution in Beijing

    Traffic-control measures can significantly reduce urban air pollution, a field study in Beijing this past summer indicates.

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  5. Humans

    An earlier thaw can trim winter logging

    In New Hampshire, the trend toward earlier spring thaws has significantly lowered logging revenues.

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  6. Paleontology

    Struck from above

    Evidence of an extraterrestrial object striking Earth at the height of the last ice age comes from micrometeorites embedded in the tusks of creatures that were grazing the Alaskan tundra when the object burst in the air above.

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  7. 19914

    Your article suggested yet a second possibility leading to the decline or extinction of the mammoths in the region of the apparent iron micrometeorite-shower impact, which drove the metallic particles into the sides of the fossil tusks examined. That same shower of high-velocity metallic particles found in the tusks probably perforated the skin and soft […]

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  8. Health & Medicine

    Keeping metabolic syndrome at bay

    Chromium supplements reduced some of the unhealthy effects of a sedentary lifestyle in rats.

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  9. Milking performance from damaged brains

    A compound found in milk can mitigate damage to people's brains caused by stroke or diseases such as Alzheimer's.

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  10. Earth

    Smog’s heavy impacts

    Being overweight increases the risk that people will develop breathing difficulties after encountering smoggy air.

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  11. Physics

    Tiptoe acrobats get it just right

    Physicists have found that a water-skating insect leaps off the water surface by applying just the right amount of force. With video.

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  12. Animals

    Not So Spineless

    Looking for personalities in animals, even among spiders and insects, could add new twists to ideas about evolution and explain some odd animal behavior.

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