Katie Fehrenbacher

Stay informed with Katie Fehrenbacher’s coverage and analysis.

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  • Panasonic’s solar and battery combo for off grid cellular base stations.Tech

    Panasonic is quietly selling grid batteries in the U.S.

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  • A SolarCity Installation As Earnings Figures Are ReleasedTech

    Solar panels just broke another record in the U.S.

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  • Tech

    Big oil turns to big data as oil prices plummet

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  • A 15 megawatt fuel cell park in Bridgeport, Conn., with a coal-fired power plant on the horizon. (These projects aren’t connected).Tech

    This tech could make coal plants cleaner

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  • Attendees take pictures of the new Tesla Energy Powerwall Home Battery during an event at Tesla Motors in Hawthorne, CaliforniaTech

    This will be a breakout year for batteries

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  • Franz von HolzhausenTech

    Elon Musk: First Model X cars to be delivered on September 29

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  • Apple solar site CaliforniaTech

    Smart grid company Silver Spring Networks just got a new CEO

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  • Qnovo’s fast charging battery software.Tech

    This startup’s fast charging battery software could land on cell phones next year

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  • Tesla Model STech

    The latest Tesla customer: Oprah

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  • Tesla’ Model X.Tech

    Tesla’s first Model X customers just started to pick paint colors, car details

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  • Tech

    Why Bill Gates is so excited about ‘scuba rice’

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  • Tesla Model S sedan garageTech

    Here come the so-called ‘Tesla rivals’

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  • The new environmental monitoring station 27 miles north of Denali mountain in Alaska.Tech

    This new high tech network is recording climate data across Alaska

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  • The Tesla Gigafactory is shown under construction outside Reno, NevadaTech

    Tesla agrees to buy lithium from Mexican mine for its Gigafactory

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  • A battery made by startup Seeo, which is being acquired by auto parts giant Bosch.Tech

    Why Bosch is buying Silicon Valley battery startup Seeo

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