As cost goes down, 3-D printers begin to make an impression

Diego Porqueras' Deezmaker store in Pasadena, Calif., is a geeky version of Santa's workshop, brimming with action figures, chess pieces and jewelry. But instead of relying on elves, Porqueras has built his own one-man factory ...

Researchers create working Mott transistor prototype

(Phys.org) -- Engineers from several research organizations working together in Japan have developed a working prototype of a Mott transistor, a possible alternative to the standard silicon based field-effect transistor (FET). ...

Pledgers step up for plasma speakers

(PhysOrg.com) -- A Seattle group of students have created a plasma speaker prototype model that they’re offering to the world as a kit where you, too, can have a plasma speaker that uses an electric arc to vibrate air. ...

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