Engineering
Nations around the world are rapidly developing high-energy laser weapons for military missions on land and sea, and in the air and space. Visions of swarms of small, inexpensive drones filling the skies or skimming across ...
Mar 8, 2024
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Energy & Green Tech
While the transportation sector has witnessed a dramatic shift toward electric vehicles (EVs), the idea of using hydrogen as a clean and efficient fuel for transportation has been explored for many decades. These vehicles ...
Mar 5, 2024
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Energy & Green Tech
Southwest Research Institute has developed a natural-gas-fueled medium-duty truck outfitted with a hybrid powertrain that achieved a 25% reduction in greenhouse gas emissions (GHG) over standard diesel powertrains. The vehicle ...
Mar 4, 2024
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Energy & Green Tech
There's a down side to "smart" devices: They can be hacked.
Mar 4, 2024
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Energy & Green Tech
Today's commercial solar panels can convert about 15% to 20% of the sunlight they absorb into electrical energy—but they could be much more efficient, according to researchers at Soochow University. The next generation ...
Feb 29, 2024
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Energy & Green Tech
Building transmission lines is often controversial. Farmers who agree to host new lines on their property may be paid, while other community members protest against the visual intrusion. Pushback against new lines has slowed ...
Feb 27, 2024
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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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Energy & Green Tech
Researchers at Kyushu University have found that Japan's current policy of stopping the sale of gas vehicles by 2035 and transitioning only to hybrids and electric vehicles may be insufficient to reduce the country's CO2 ...
Feb 7, 2024
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Energy & Green Tech
Supercapacitors, also known as ultracapacitors or electric double-layer capacitors (EDLCs), are advanced energy storage devices with unique characteristics. Unlike traditional batteries, supercapacitors store energy through ...
Feb 1, 2024
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Energy & Green Tech
Lithium-ion batteries have been pivotal in powering modern technology, from mobile devices to electric vehicles. As demand for higher performance batteries grows, the focus has shifted from merely optimizing battery materials ...
Jan 31, 2024
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