Energy & Green Tech

Hot water wells in Hungary fuel switch from Russian gas

At plants painted with birds and hedgehogs, hot water from deep underground is being channeled to produce energy and heat for thousands of households in Hungary's third largest city Szeged.

Engineering

These energy-packed batteries work well in extreme cold and heat

Engineers at the University of California San Diego have developed lithium-ion batteries that perform well at freezing cold and scorching hot temperatures, while packing a lot of energy. The researchers accomplished this ...

Energy & Green Tech

Japan issues power warning after quake hits supply

Japan's government warned on Tuesday of possible widespread electricity outages for Tokyo and its surrounding regions as power plants hit by last week's powerful earthquake struggled to meet surging demand caused by a cold ...

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