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Understanding the enormous timescales in our planet’s long history can be difficult — practically mind-boggling. But Marcia Bjornerud hopes her new book…
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The water slides in the Wisconsin Dells today are a strange, accidental metaphor for the area's geological history. An ice dam that broke towards the end…
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In case you hadn’t noticed it for the past few months, there are things like grass and pavement under what until recently were persistent piles of…