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What Life in the Paleozoic Era Would Be LikeThe curious minds at What If transport us to the Paleozoic Era and envision what life would be like in this ancient period.
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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 ...
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