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Antarctica

MAJOR MELTDOWN  Southern Ocean storms in 2016 brought intense, warm winds that broke up Antarctica’s fragile sea ice and hastened its usual springtime melting.

painting of Caesar’s last moments

OUT OF BREATH  Caesar’s last moments have inspired much scientific thinking, as well as a new book.

aviation fire

TOXIC FOAM  The foam used to put out aviation fires often contains toxic perfluorooctanoic acid and related molecules. When these chemicals get into the water supply, they linger for years without breaking down. A new material may offer a better way to filter them out.

Earth & Environment

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