Few numbers can transform an ordinary convenience-store counter into a national obsession as quickly as a giant lottery jackpot. Once Powerball or Mega Millions climbs into the hundreds of millions of dollars—and especially when the headlin...
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During Atlantic hurricane season, a disturbance thousands of miles from Florida can become one of the most searched subjects in the United States within hours. A colored blob appears on a we...
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There is a point in an Arctic winter when ordinary ideas about daytime stop being useful. The sun may skim the horizon without properly rising, snow can turn blue in the long twilight, and a...
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On a clear Arctic night, the sky can begin almost imperceptibly. A pale band appears above the horizon, faint enough to be mistaken for a cloud. Then it brightens. The band folds into curtai...
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The most spectacular sign of a geomagnetic storm can look almost supernatural. Green curtains ripple across the night sky, red light appears hundreds or even thousands of kilometres farther...
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A family flight from the Bahamas to South Florida turned into a frantic international search after a small twin-engine aircraft disappeared over the water west of Andros Island. By the follo...
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Open a familiar rectangular world map and something strange happens to the planet. Greenland appears enormous, sometimes looking almost comparable to Africa. Russia stretches across the top...
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Taste a drop of seawater and the answer seems obvious: the ocean contains salt. The more interesting question is how it got there. There are no gigantic salt deposits steadily dissolving int...
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Draw a line from Miami to Bermuda, another from Bermuda to Puerto Rico, and a third back toward Florida, and you have the rough outline of one of the most famous imaginary places on Earth. T...
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Somewhere on Earth, while you read this sentence, babies are being born and people are dying. Others are crossing national borders, changing the population of one country without changing th...
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