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US investigates after lab improperly ships nuclear material

U.S. regulators said Friday they are launching an investigation into the improper shipment of nuclear material from the laboratory that created the atomic bomb to other federal facilities this week, marking the latest safety lapse for Los Alamos National Laboratory as it faces growing criticism over its track record. 8 more words

Green Tech

Cut US commercial building energy use 29 percent with widespread controls

Like driving a car despite a glowing check-engine light, large buildings often chug along without maintenance being performed on the building controls designed to keep them running smoothly. 8 more words

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Synthetic options for the diesel engine

Synthetic fuels, such as oxymethylene ether, could prepare Diesel vehicles to play a major role in the drive train mix of tomorrow. Scientists at the TU Darmstadt are carrying out research into the practical viability of alternative fuels. 8 more words

Green Tech

Technological innovation 'trumps' politics

Technological innovation, often induced by national and sub-national policies, is a key driver of global climate and energy policy ambition and action. Donald Trump’s decision to pull out of the Paris Agreement will hardly affect this trend. 8 more words

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Electric vehicles inefficient way to reduce CO2 emissions: study

Subsidizing the purchase of electric cars in Canada is an inefficient way to reduce greenhouse gas emissions that is not cost effective, according to a Montreal Economic Institute study released Thursday. 8 more words

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New design improves performance of flexible wearable electronics

In a proof-of-concept study, North Carolina State University engineers have designed a flexible thermoelectric energy harvester that has the potential to rival the effectiveness of existing power wearable electronic devices using body heat as the only source of energy. 8 more words

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Study demonstrates a better way to store renewable energy

In an effort to find better ways to store renewable energy, physicists at the University of Arkansas, in collaboration with a scientist at the Luxembourg Institute of Science and Technology, have shown that antiferroelectrics can provide high energy density. 24 more words

Green Tech