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Over the last decade, Earth's oceans have been warming at unprecedented rates, yet one mysterious blob of water, just south of Greenland, has defied this trend. It has stubbornly remained colder than ...

Water temperatures several degrees above normal span thousands of miles, though they have mostly stopped short of the Pacific ...

El Niño is in full swing and will likely remain "strong" this winter, but its effect on weather patterns in the U.S. depends on the behavior of an unusually warm blob in the western Pacific, experts ...