Earth

  1. Earth

    Earth/Environment

    Platypuses in trouble, toxins in lakes and a chemical link to early puberty in this week’s news.

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  2. Paleontology

    Big dinosaurs kept their cool

    Body temperature of long-gone beasts resembled that of mammals, study of fossil teeth suggests.

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  3. Earth

    Modern-day sea level rise skyrocketing

    A spike that began during the 19th century appears to be linked to rising temperatures and increasing greenhouse gases.

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  4. Earth

    Earth & Environment

    Earth’s bulging waistline, plus ancient mangrove swamps and new threats from wildfires in this week’s news.

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  5. Earth

    Death of a Continent, Birth of an Ocean

    Africa’s Afar region gives glimpses of geology in action.

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  6. Humans

    Couch potatoes: Where the risks lie

    Several new studies finger television viewing as a potentially unhealthy pastime. I know, that hardly sounds surprising. For years, research has been linking hours in front of TV screens with an elevated risk of developing heart disease and diabetes, not to mention obesity. But what makes the recent spate of analyses different, researchers argue, is that they’re finally homing in on consistent estimates of the magnitude of risks — and hints at what underlies them.

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  7. Earth

    Tsunami lit up the heavens

    Camera captures glowing atmospheric ripples triggered by Japan’s deadly quake as they pass over Hawaii.

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  8. Earth

    Earth & Environment

    Climate change brings a thirstier West and thinner polar bears, plus parsing the sun and moon's effects in this week's news.

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  9. Life

    Weeds increasingly immune to herbicides

    Agricultural scientists warn that crop yields could drop as a result of emerging resistance.

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  10. Earth

    Earth/Environment

    Flameproofing baby products, early tectonics, the future of tomatoes and more in this week's news.

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  11. Life

    Go deep, small worm

    A discovery in a South African mine suggests life can thrive far below the surface.

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  12. Tech

    Nuclear energy: As Germany goes…

    The German government surprised many energy analysts May 30, with its pledge to phase out use of nuclear power. What makes the announcement particularly noteworthy is that this government is not offering to walk away from a bit player. Nuclear power currently supplies almost one-quarter of that nation’s electrical energy — more than its share in the United States.

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