Meet Strange Metals: Where Electricity May Flow Without Electrons

After a year of trial and error, Liyang Chen had managed to whittle down a metallic wire into a microscopic strand half the width of an E.coli bacterium — just thin enough to allow a trickle of electric current to pass through. The drips of that current might, Chen hoped, help settle a persistent mystery about how charge moves through a bewildering class of materials known as strange metals. Chen…

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