Features

• Categorized in 17035

  Adult Stem Cells

  With research on embryonic stem cells mired in controversy, adult stem cells are quietly providing the basis for striking advances toward new therapies.
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  A Smarter Web

  The Web is huge but not very smart. Computer scientists are beginning to build a “Semantic Web” that understands the meanings that underlie the tangle of information.
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  Information Warfare

  Breaking into networks is more than a joyride-it’s the coming mission of criminals, industrial spies and terrorists. Can new security techniques stop them?
• Categorized in 17037

  A Fuel Cell in Your Phone

  Tired of short-lived batteries? Methanol-powered micro fuel cells are racing toward market, promising up to 20 hours of cell-phone talk time.
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  New Life for Dupont

  DuPont’s energetic chairman is reinventing the nearly 200-year-old chemical company, shifting its emphasis to biology-based materials and electronic displays.