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What we're reading: silent speech tech

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Solar costs slashed; rice yield tech; Herzog & de Meuron; underwater skyscraper; lip-reading cell phones.

1.) A new technology that converts raw silicon ingots directly into solar cells could reduce manufacturing costs by 60 percent.

2.) A new agricultural technology that cuts nitrogen fertilizer waste in half and increases rice yields is a hit in developing nations.

3.) German furniture maker Vitra has unveiled its new museum, VitraHaus, designed by Herzog & de Meuron.

4.) The "Water-Scraper": an underwater, self-sufficient skyscraper.

5.) German researchers are working on mobile tech that allows phones to convert silent mouth movement into speech.

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Andrew Nusca

Editor Emeritus

Andrew Nusca is editor of SmartPlanet and an associate editor for ZDNet. Previously, he worked at Money, Men's Vogue and Popular Mechanics magazines. He holds degrees from the Columbia University Graduate School of Journalism and New York University. He is based in New York but resides in Philadelphia. Follow him on Twitter. Disclosure