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The half-century anniversary marks the connection that established Mammoth Cave as the longest cave in the world. Read More Go To Source
Science
A Brand New Environmental Satellite Rides to the Rescue
Visits: 3GOES-18 remains on track to replace its ailing sibling and is already returning stunning images of Earth. Read More Go To Source
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Weighing Over 2,000 Pounds, Giant Ground Sloths Once Roamed the Americas
Visits: 0Discover the world of ancient giant ground sloths, from their vast habitats across the Americas to their unique diets and the mystery of their extinction. Read More Go To Source
Science
4 Ways Climate Change Is Already Taking a Toll
Visits: 7Many consequences of climate change are visible across the planet. Here are some of the worst. Read More Go To Source