Warm ocean water delays sea ice for Alaska towns, wildlife

The U.S. research vessel Sikuliaq can break through ice as thick as 2.5 feet (0.76 meters). In the Chukchi Sea northwest of Alaska this month, which should be brimming with floes, its limits likely won't be tested.

Battered by floods, U.S. river communities try new remedies

Hollywood Beach Road was once such prime real estate that the neighborhood had its own airstrip, enabling well-heeled residents to zip back and forth between homes in nearby St. Louis and weekend cottages on the Meramec River ...

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