Energy & Green Tech
At the foot of an Icelandic volcano, a newly-opened plant is sucking carbon dioxide from the air and turning it to rock, locking away the main culprit behind global warming.
Nov 2, 2021
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Energy & Green Tech
The extent to which renewables should dominate Australia's energy grids is a major issue in science and politics. Solar and wind are clearly now the cheapest form of electricity. But limits to these technologies can undermine ...
Jul 22, 2024
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Energy & Green Tech
A team of engineers at the University of Massachusetts Amherst has recently shown that nearly any material can be turned into a device that continuously harvests electricity from humidity in the air. The secret lies in being ...
May 24, 2023
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1590
Energy & Green Tech
A team of engineers at AI inference technology company BitEnergy AI reports a method to reduce the energy needs of AI applications by 95%. The group has published a paper describing their new technique on the arXiv preprint ...
Energy & Green Tech
(Tech Xplore)—A new car engine will eventually come on the scene. This week's car watching sites have reacted to Tuesday's announcement from Mazda with interest. At a time when the total focus appears to be on electric cars ...
Energy & Green Tech
German car parts company Mahle has announced that it is in the process of developing a magnet-free electric motor that does not require rare earth elements. Company reps report that the new motor is efficient and extremely ...
Energy & Green Tech
A recycling method developed by Karlsruhe Institute of Technology (KIT) recovers up to 70% of lithium from battery waste without corrosive chemicals, high temperatures, and prior sorting of materials being required. The method ...
Mar 30, 2023
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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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Engineering
A team of experts from EPFL, ETH Zurich and a Geneva-based architecture firm has developed a new type of non-reinforced concrete made from stone offcuts. Their method, which reduces the use of carbon-intensive cement-based ...
Nov 29, 2023
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Energy & Green Tech
Austrian rail operator OeBB on Saturday unveiled its new generation of sleeper trains—a response to demands from travelers for less pollutant alternatives to planes and petrol or diesel cars.
Sep 30, 2023
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