A method of splicing nanoscopic wires could enable engineers to make speedy electronic circuits featuring molecular components. Individual molecules may one day take the place of standard electronic ...

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Right now, my soldering iron is hot—about as hot as it ever gets. It’s a little 37-W iron, standard hobby-grade, with a 3/16-in. wide tip. I have two lengths of #12 stranded wire, so I will attempt to ...