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NSA Director: China can damage US power grid

China and "one or two" other countries are capable of mounting cyberattacks to shut down the electric grid in parts of the United States. That's according to Admiral Michael Rogers, the director of the National Security Agency ...

dateNov 20, 2014 in Security
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Renewable energy obtained from wastewater

Researchers from the Universitat Autònoma de Barcelona have devised an efficient way to obtain electrical energy and hydrogen by using a wastewater treatment process. The proposed system, published in Water Research, uses b ...

dateFeb 24, 2015 in Energy & Green Tech
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Toward nano-powered cars

How can electric cars increase their driving range before they need to stop and recharge? Traditional batteries cannot keep up with the high storage demand but the complete redesign of lithium ion batteries open up new possibilities

dateJan 14, 2015 in Energy & Green Tech
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