Science: Geysers Up

The U. S. Department of Interior last week reported that Yellowstone Park's geysers have recently shown a remarkable increase of activity. Grand Geyser, which throws a column of steam and hot water 200 ft. high, used to erupt at intervals of 36 to 48 hours. Now it is running on a schedule of 30 hours. The Giantess (150-200 ft.), which erupts only at long intervals but once started keeps going for twelve to 36 hours, has been putting on its show once or twice a year; yet in the last nine months it has...

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