Engineering
Most people do not give the U.S. electric grid a second thought—we flip a switch, and the lights come on. Behind the scenes are thousands of power plants and utilities linked by millions of miles of transmission lines. ...
Apr 16, 2024
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57
Energy & Green Tech
In a world where rising temperatures increase the demand for cooling, traditional air conditioning (AC) systems contribute significantly to global energy consumption. They also heat Earth overall: to cool down a certain volume ...
Apr 10, 2024
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1
Energy & Green Tech
Anyone who has ever hot-footed it barefoot across the beach on a sunny day walks away with a greater understanding of just how much heat sand can retain. That ability is expected to play a vital role in the future, as technology ...
Mar 29, 2024
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13
Engineering
There's a patch of concrete on Drexel University's campus that could portend a frost-free future for sidewalks and highways in the Northeast.
Mar 18, 2024
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1012
Energy & Green Tech
Steam locomotives clattering along railway tracks. Paddle steamers churning down the Murray. Dreadnought battleships powered by steam engines.
Mar 18, 2024
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9
Energy & Green Tech
As traditional energy methods increase in cost and take their toll on the environment, Penn State researchers are turning to two underutilized renewable resources, the sun and outer space, for solutions to generate electricity ...
Mar 14, 2024
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55
Energy & Green Tech
The development of renewable and clean energy has been recognized as a crucial solution to the problems of deteriorating environment. Owing to the advantages of light weight, transparency, flexibility, and low cost, organic ...
Mar 5, 2024
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19
Energy & Green Tech
Solar rays focused on concentrator photovoltaic cells using parabolic mirrors not only supply electricity, but also thermal energy for industrial processes, heating or cooling. Three technological innovations significantly ...
Feb 22, 2024
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17
Energy & Green Tech
Textiles account for 10% of carbon dioxide (CO2) emissions, while 85% of textile waste is simply sent to landfill or incinerated. Buildings in Hong Kong generate 60% of CO2 emissions and air conditioners consume 30% of energy. ...
Feb 9, 2024
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7
Engineering
Researchers have developed an innovative heat-driven thermoacoustic refrigerator (HDTR) with a novel bypass configuration that significantly improves the efficiency of this technology.
Feb 1, 2024
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