Earth

  1. Earth

    North vs. Northwest: Lewis and Clark diaries provide directional clue

    Observations from the Lewis and Clark expedition may offer insight into Earth's magnetic field.

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  2. Earth

    Volcanic Legacy: Tortoises chronicle eruption in their genes

    An ancient volcanic eruption in the Galápagos Islands left its legacy in the diminished genetic diversity of one subspecies of the archipelago's famed giant tortoises.

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  3. Earth

    On Thinning Ice

    Although some of Earth's glaciers seem to be holding their own in the face of global warming, most of them are on the decline, many of them significantly.

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  4. Earth

    Mapping carbon dioxide from space

    An orbiting observatory in space will sense atmospheric carbon dioxide levels around the globe, creating a detailed map of the greenhouse gas' sources and sinks.

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  5. Earth

    The Making of a Grand Canyon

    Carving this beloved hole in the ground may not have been such a long-term project.

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  6. Earth

    Model offers grounds for midwestern quakes

    A new computer model may help explain how earthquakes can happen at fault zones located far from the edges of a tectonic plate.

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  7. Earth

    River Stats Trickle In: Major floods may be waning in Europe

    A new analysis of historical flood records from central Europe suggests that widespread inundations in the region have been on the wane for the past century or so.

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  8. Earth

    New mantle model gets the water out

    A novel notion of geophysical processes taking place deep within our planet may explain why the upper layer of Earth's mantle is relatively depleted of many trace elements.

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  9. Earth

    Exposure to phthalate may shorten pregnancy

    Babies exposed to a common phthalate plasticizer before birth spend a week less in the womb than do those without evidence of exposure.

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  10. Earth

    Product Health and Safety

    What’s under your kitchen sink, in your garage, in your bathroom, and on the shelves in your laundry room? Do these household products pose a potential health risk to you and your family? The National Library of Medicine’s new Household Products Database offers users information on the potential health effects of about 2,000 ingredients contained […]

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  11. Earth

    Indonesian reefs fell prey to fires

    The fires that swept through Indonesian rain forests late in 1997 apparently laid waste to some marine ecosystems, as well.

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  12. Earth

    Live from the Aquarium

    The Monterey Bay Aquarium in California offers Webcam views of its kelp forest, penguins, and sea otters, along with underwater glimpses of its open ocean exhibit and images of the ocean waters along Cannery Row, just off the aquarium’s decks. The cameras are on from 7 a.m. to 7 p.m., PST, so they capture the […]

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