Energy & Green Tech
The saying that "misfortune never comes alone" is also the title of a French short silent film from 1903. One could say the same about the climate crisis, which is closely linked to the environmental and energy crises. The ...
Apr 11, 2023
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Engineering
Engineers at MIT and the National Renewable Energy Laboratory (NREL) have designed a heat engine with no moving parts. Their new demonstrations show that it converts heat to electricity with over 40 percent efficiency—a ...
Apr 13, 2022
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8184
Energy & Green Tech
What does it take to produce green hydrogen more efficiently and cheaply? Apparently, small ruthenium particles and a solar-powered system for water electrolysis. This is the solution proposed by a joint team involving the ...
Dec 13, 2023
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Energy & Green Tech
Looking at your cell phone, you realize the battery is low, which means you have to make another long walk into town to pay money to charge the device. By the time you get home, it's getting dark. You light the kerosene lamp ...
Mar 6, 2019
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939
Energy & Green Tech
Officials with battery maker Form Energy have announced the development of the Iron-Air 100-hour storage battery—a battery meant to store electricity created from renewable sources such as solar and wind. As part of their ...
Engineering
A group of Dutch students has reimagined van life and is hitting the road to Portugal. Just don't call their groundbreaking new solar-powered vehicle a campervan.
Sep 25, 2021
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253
Energy & Green Tech
Lithium-ion batteries are currently the preferred technology to power electric vehicles, but they're too expensive for long-duration grid-scale energy storage systems, and lithium itself is becoming more challenging to access.
May 31, 2022
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512
Energy & Green Tech
In the first evaluation of evaporation as a renewable energy source, researchers at Columbia University find that U.S. lakes and reservoirs could generate 325 gigawatts of power, nearly 70 percent of what the United States ...
Sep 26, 2017
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1048
Energy & Green Tech
A nagging question as the year gets closer to the very end. The wind is there. The water is there. The sun is there. How is it that we are still so far off in fossil-fuel land? Farms, plants, rigs later, those in the renewables ...
Energy & Green Tech
Hydrogen is viewed as a promising alternative to fossil fuel, but the methods used to make it either generate too much carbon dioxide or are too expensive. Rice University researchers have found a way to harvest hydrogen ...
Sep 14, 2023
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