Energy & Green Tech
In 2010, Great Britain generated 75% of its electricity from coal and natural gas. But by the end of the decade, these fossil fuels accounted for just 40%, with coal generation collapsing from the decade's peak of 41% in ...
Jan 07, 2020
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Energy & Green Tech
The good news is that renewables account for nearly 50 percent of electricity generated in Germany. The bad news is that they lack the flexibility to adapt to the day's fluctuating electricity demand. They only furnish electrical ...
Jan 03, 2020
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11
Energy & Green Tech
Like any system of moving parts, the U.S. electricity sector maintains a delicate balance. Any shift in the variety of factors comprising it—whether technology, policy, or market changes—has the potential to steer its ...
Dec 19, 2019
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5
Semiconductors
Slightly bending semiconductors made of organic materials can roughly double the speed of electricity flowing through them and could benefit next-generation electronics such as sensors and solar cells, according to Rutgers-led ...
Dec 03, 2019
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Energy & Green Tech
A new analysis from university-based and national laboratory researchers applied a new modeling approach for long-term electricity generation infrastructure planning that considers future climate and water resource conditions. ...
Nov 21, 2019
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Business
For many years, all electric utilities in the U.S. were regulated monopolies. Although some states deregulated electricity generation over the past 20 years, electric utility companies in other states today remain monopolies. ...
Oct 21, 2019
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Energy & Green Tech
Anyone who has ever steered a child's kite knows the feeling: The wind grips the kite and pulls the string. The string is quickly tensioned, the spindle rotates between the fingers and is difficult to control. The question ...
Oct 01, 2019
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9
Energy & Green Tech
German energy giant RWE said Monday it aims to achieve carbon neutrality by 2040, winding up fossil-fuel activities while building up renewable generation, after taking over parts of competitor EON.
Sep 30, 2019
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3
Energy & Green Tech
An inexpensive thermoelectric device harnesses the cold of space without active heat input, generating electricity that powers an LED at night, researchers report September 12 in the journal Joule.
Sep 12, 2019
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1622
Energy & Green Tech
The International Energy Agency has dubbed increased global cooling demand as one of the most critical blind spots in today's energy debate. A new study titled "Meeting Increased Global Cooling Demand with Photovoltaics during ...
Sep 11, 2019
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4
Energy & Green Tech
Europe has enough solar and wind resources to meet its electricity demand entirely from renewable sources. A new study by researchers at the Institute for Transformative Sustainability Research (IASS) in Potsdam shows that ...
Sep 03, 2019
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6
Engineering
A team of researchers affiliated with several institutions in the Republic of Korea has developed a type of implantable device that produces energy using an external ultrasound source. In their paper published in the journal ...
Aug 02, 2019 report
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84
Energy & Green Tech
A new 3-D printed thermoelectric device, which converts heat into electric power with an efficiency factor over 50% higher than the previous best for printed materials—and is cheap to produce in bulk—has been manufactured ...
Jun 05, 2019
4
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Energy & Green Tech
Americans used more energy in 2018 than in any other year, according to the most recent energy flow charts released by Lawrence Livermore National Laboratory (LLNL). Overall total energy consumption rose to 101.2 quadrillion ...
Apr 12, 2019
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1099
Energy & Green Tech
Changing market conditions have made natural gas, wind and solar energy the lowest-cost technologies for new electricity generation for most of the U.S., according to updated research released today by The University of Texas ...
Oct 26, 2018
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