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Discover Magazine on MSN17h
Sediment from the Last Ice Age Found in an Alaskan Cave Provides Both History and ForecastParticles of both minerals and organic matter track the retreat of the Cordilleran Ice Sheet, which melted about 20,000 years ...
Smithsonian Magazine on MSN1d
A Trove of Ice Age Fossils Buried in a Wyoming Cave Is Rewriting Our Understanding of Prehistoric AnimalsAt a site known as Natural Trap Cave, a team of scientists are rappelling down to uncover the secrets of what the Earth was ...
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