Aurora

11 May 24 Mertin
Aurora, a plasma phenomenon, occurs mainly at high latitudes on planets with magnetic fields, and on Earth the auroral zone is the area 10° to 20° from the geomagnetic poles…
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Grand Canyon National Park

11 Oct 22 Mertin
Grand Canyon National Park, located in northwestern Arizona, is the 15th site in the United States to have been named as a national park. The park's central feature is the Grand Canyon, a gorge of…
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