The race’s fourth and final debate centered around whether Senator Susan Collins, the Republican incumbent, was as independent as she claimed to be from President Trump.
A copper ingot cast somewhere in inland Sardinia during the Bronze Age might, centuries later, turn up in a Scottish tomb or a village in southern Sweden. That is the striking picture drawn by Serena Sabatini, an archaeologist at the University of Gothenburg, in a new paper that pulls together decades of isotopic analyses to […]
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