Kartchner Caverns State Park is known for its diversity of minerals. On March 1, park staff spotted one that's particularly ...
They had crawled into Cave of the Winds, deep inside a cave system known as Clearwater ... drilling and hammering bolts into the slick rock to hold their climbing ropes, their odds of success ...
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Scientists ventured into the world's largest cave and found a never-before seen speciesScientists have found ancient nail tooth shark fossils deep inside Mammoth Cave in Kentucky, revealing new information about ...
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