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Seabirds like this sooty shearwater can drown when they become tangled in drift nets and other fishing gear. Roy Lowe, USFWS/Flickr, CC BY

My colleagues and I mapped activity in the northeast Pacific of “dark” fishing vessels – boats that turn off

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Water from the Mackenzie River, seen from a satellite, carries silt and nutrients from land to the Arctic Ocean. Jesse Allen/NASA Earth Observatory

As the Arctic warms, its mighty rivers are changing in ways that could have vast consequences – not only

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Why do batteries lose charge more quickly when it's cold? Halfpoint Images/Moment

Rechargeable batteries are great for storing energy and powering electronics from smartphones to electric vehicles. In cold environments, however, they can be more difficult to

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