A 112°C test may separate 1,000-year-old pottery from recent forgeries

Museums around the world now have a new tool to distinguish real ancient clay artifacts from fakes. The research team at UC San Diego's Scripps Institution of Oceanography, led by postdoctoral scholar Yoav Vaknin, found a way to distinguish the magnetism that clay materials acquire over time from the magnetism they acquired the day they were made.

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