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Energy Archive

  • Engines of Growth

    Their work won’t show up in next year’s models, but researchers at MIT’s Sloan Automotive Lab are creating the fundamental knowledge that will help car engines keep getting better.

  • A Pollution-Free Hydrogen Economy? Not So Soon

    Electric cars powered by hydrogen fuel cells don’t produce greenhouse-enhancing carbon dioxide. But producing hydrogen does-and if we want to reduce our petroleum dependence, we’re going to have to reconcile ourselves to that fact.

    3 comments

  • Nanotech Cleans Up

    Researchers are devising molecular structures that identify, attract, and react with toxic waste far more efficiently than conventional treatments-and leave behind only harmless byproducts.

  • AVC

    Alumni Volunteer Connection

  • Concentrating on Solar

    Israeli scientists are teaming mirrors, fiber optics, and photovoltaic cells to bring solar power to a new intensity.

  • The Weapons Paradox

    Are kinder, gentler weapons more evil than meaner, crueler ones?

  • LEDs vs. the Lightbulb

    With their longer lifetimes and higher efficiencies, light-emitting diodes will transform the illumination industry-and save billions in energy costs.

    1 comment

  • Letters

    Insights and opinions from our readers.

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