Earth

  1. Agriculture

    Number of wild bees drops where they’re needed most

    Wild bee abundance in the United States is lowest in agricultural regions, according to a new model.

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  2. Earth

    Solid inner, inner core may be relic of Earth’s earliest days

    Earth’s innermost inner core may have formed billions of years earlier than previously thought, shortly after the planet’s accretion.

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  3. Animals

    Fog ferries mercury from the ocean to land animals

    Scientists have traced mercury in the waters of the Pacific Ocean to animals, including mountain lions, in California.

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  4. Climate

    Why some rainbows are all red

    Red rainbows are caused by the position of the sun in the sky, appearing more often during sunrise and sunset, new research finds.

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  5. Climate

    Fireworks brighten the sky but dampen the view

    Fireworks and other pyrotechnics severely reduce visibility during celebrations such as New Year’s Eve and Guy Fawkes Day, researchers report.

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  6. Climate

    Ice rafts traveling farther and faster across the Arctic Ocean

    Climate change may be causing Arctic sea ice to travel farther and faster than it did 15 years ago, taking pollutants and other material along for the ride.

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  7. Physics

    Uncovering the science of sand dune ‘booms’

    Mechanical engineer and geophysicist Nathalie Vriend explores noises in the desert that are triggered by sand sliding down dunes.

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  8. Animals

    Algal toxin impairs sea lion memory

    California sea lions that have brain damage linked to domoic acid poisoning have impaired spatial memory, a new study finds.

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  9. Climate

    Year in review: Global warming continues apace

    New climate research showed that the much-discussed warming hiatus never happened, carbon dioxide levels are higher than ever and Earth is heading toward a new normal.

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  10. Earth

    Year in review: Pacific Plate slides over slick layer

    Some explosive science offered a glimpse into how tectonic plates slide around Earth’s surface.

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  11. Environment

    Year in review: BPA alternatives aren’t benign

    Evidence is accumulating that at least one popular alternative to bisphenol A can enter the body and trigger developmental and physiological changes.

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  12. Climate

    195 nations approve historic climate accord

    The Paris climate talks end with delegates from 195 nations releasing a hard-fought agreement to curb climate change and limit warming to 2 degrees Celsius.

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