Earth

  1. Earth

    Earth’s mantle is cooling faster than expected

    The thinning of newly formed oceanic crust suggests that Earth’s mantle is cooling much faster than previously thought.

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  2. Climate

    Year in review: Sea ice loss will shake up ecosystems

    Researchers are studying the complex biological consequences of polar melting and opening Arctic passageways.

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  3. Earth

    Year in review: Ozone hole officially on the mend

    Research this year confirms that the Antarctic ozone hole is healing — an international success attributed to cooperation and new technologies.

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  4. Oceans

    Readers contemplate corals and more

    Coral engineering, ancient almanacs and more in reader feedback.

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  5. Ecosystems

    Oyster deaths linked to ‘atmospheric rivers’

    Atmospheric rivers bring strong storms that could have been behind a 2011 California oyster die-off.

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  6. Earth

    Fossil microbes show how some life bounced back after dino-killing impact

    Pioneering microbes colonized the waters above the Chicxulub crater within hundreds of years following the impact, new research shows.

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  7. Climate

    Glacier melting’s link to climate change confirmed

    The decades-long melting of glaciers is categorical evidence of climate change, a new study affirms.

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  8. Genetics

    Epigenetic marks may help assess toxic exposure risk — someday

    Exposure to things in the environment may change chemical tags on DNA and proteins, but it’s still unclear how to use that data to assess health risks.

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  9. Earth

    Third kind of quasicrystal found in Russian meteorite

    A new quasicrystal found inside a Russian meteorite is the first ever found in nature before being synthesized in the lab.

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  10. Climate

    Solar panels are poised to be truly green

    Solar panels are about to break even on their energy usage and greenhouse gas emissions.

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  11. Earth

    Wastewater cap could dunk Oklahoma quake risk

    Regulation limiting the injection of wastewater into underground wells could return Oklahoma’s earthquake risk to historical background levels within a few years.

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  12. Oceans

    Coral die-off in Great Barrier Reef reaches record levels

    Bleaching has killed more than two-thirds of corals in some parts of the Great Barrier Reef, scientists have confirmed.

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