Energy & Green Tech news
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Carbon capture more costly than switching to renewables, researchers find
For most countries around the world, sourcing energy entirely from wind, solar, geothermal, and hydropower by 2050 would reduce their energy needs and costs, improve air quality, and help slow climate change, according to ...
Feb 14, 2025
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MRI reveals real-time metal-ion dissolution in lithium batteries, offering insights into performance decline
Many of the devices that make modern life convenient and efficient rely on rechargeable batteries. Lithium-ion batteries, one of the more common types used, are low cost and work at a high operating voltage, which makes them ...
Feb 14, 2025
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Scientists create hydrogen with no direct CO₂ emissions at source
A new way of creating hydrogen, which eliminates direct CO2 emissions at source, has been developed by an international team of scientists.
Feb 13, 2025
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Solar-powered device captures carbon dioxide from air to make sustainable fuel
Researchers have developed a reactor that pulls carbon dioxide directly from the air and converts it into sustainable fuel, using sunlight as the power source.
Feb 13, 2025
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Energy & Green Tech
Hybrid battery design: Lithium-hydrogen system offers high energy density
A research team from the University of Science and Technology of China has introduced a new chemical battery system which utilizes hydrogen gas as the anode. Their study is published in the Angewandte Chemie International ...
Feb 13, 2025
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Energy & Green Tech
Quantifying the 'hydrogen economy': Study finds relatively small, but critical, role for decarbonization
An international team of researchers have quantified the role of the "hydrogen economy" in making our society more sustainable. In a paper in Nature Communications, they present the results of extensive modeling of pathways ...
Feb 13, 2025
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Energy & Green Tech

Innovators gear up work on 'green' hydrogen plane with plans for nonstop 9-day trip around Earth
When aviation pioneer Bertrand Piccard a decade ago spearheaded a much-hyped flight around the world in a plane powered by sunlight, it raised awareness about climate change but held little promise of revolutionizing air ...
Feb 13, 2025
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Energy & Green Tech

Alkalinity on demand: AI and smartphones enable rapid water quality analysis
Scientists have developed a technique for water alkalinity analysis that requires no specialized equipment, using only artificial intelligence and smartphone technology. This method allows for the rapid and accurate measurement ...
Feb 13, 2025
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Energy & Green Tech

How machine learning can boost accuracy of solar power forecasts
As solar energy plays an increasing role in the global power supply, ensuring accurate forecasts of photovoltaic (PV) power generation is critical for balancing energy demand and supply.
Feb 13, 2025
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Energy & Green Tech

China's 2024 coal projects threaten climate goals: report
China began construction last year on projects with the greatest combined coal power capacity since 2015, jeopardizing its goal to peak carbon emissions by 2030, according to a report published on Thursday.
Feb 13, 2025
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Energy & Green Tech

'A house battery you can drive around': How a handful of Australians are selling power from their cars back to the grid
Our cars sit unused most of the time. If you have an electric vehicle, you might leave it charging at home or work after driving it. But there's another step you could take. If you have a bidirectional charger, you can set ...
Feb 13, 2025
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Energy & Green Tech

Overcoming challenges old and new to improve energy efficiency in Australian homes
As Australia moves towards a target of net zero carbon emissions by 2050, our researchers are working to fill a big missing piece of the puzzle—existing houses and apartments.
Feb 13, 2025
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Energy & Green Tech

Next-gen solar cells now fully recyclable with water-based method
In a study published in Nature, researchers at Linköping University have developed a method to recycle all parts of a solar cell repeatedly without environmentally hazardous solvents. The recycled solar cell has the same ...
Feb 12, 2025
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Energy & Green Tech

Unlocking safer batteries: Study uncovers key insights into electrolyte materials for all-solid-state batteries
A joint computational and experimental study has examined how adding certain dopants to a solid electrolyte could improve its interaction with a lithium metal electrode. The result could be safer, more energy-efficient batteries.
Feb 12, 2025
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Engineering

Engineers identify key obstacle to longer-lasting batteries
Lithium nickel oxide (LiNiO2) has emerged as a potential new material to power next-generation, longer-lasting lithium-ion batteries. Commercialization of the material, however, has stalled because it degrades after repeated ...
Feb 12, 2025
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Energy & Green Tech

Sustainable economic growth in South Africa will come from renewables, not coal: What our model shows
Coal-fired power stations produce 85% of South Africa's electricity, making the country the biggest producer of harmful greenhouse-gas emissions in Africa. To move away from coal and meet its commitment to reaching net zero ...
Feb 12, 2025
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Energy & Green Tech

Prototype turns car and helicopter exhaust into thermoelectric energy
Combustion engines, the engines in gas-powered cars, only use a quarter of the fuel's potential energy while the rest is lost as heat through exhaust.
Feb 11, 2025
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Energy & Green Tech

Waste to wealth: Pomelo peel can be used for electricity generation and sensing devices
Pomelo is a large citrus fruit commonly grown in Southeast and East Asia. It has a very thick peel, which is typically discarded, resulting in a considerable amount of food waste. In a new study published in ACS Applied Materials ...
Feb 11, 2025
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Energy & Green Tech

As global leaders, Canada and Norway's co-operation is timely in the face of surging energy demand
In March 2023, Canada and Norway issued a joint statement on bilateral co-operation. Notably, the statement emphasized a commitment to "achieving carbon neutrality by 2050, to promoting research collaboration and to increasing ...
Feb 11, 2025
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Energy & Green Tech

US and China lead G20 in hydrogen fuel development
The U.S. and China are leading the G20 in efforts to develop hydrogen fuels, according to new research from the University of Sheffield.
Feb 11, 2025
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Energy & Green Tech

Prioritizing nuclear power and natural gas over renewable energy is a risky move for Ontario's energy future
The demand for electricity is growing rapidly as the world transitions from fossil fuels to low carbon-emitting forms of energy. However, making this transition will be difficult.
Feb 11, 2025
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Energy & Green Tech

New battery innovation focuses on the texture of metal to improve performance
To create the new batteries needed for electric vehicles, mobile devices and renewable energy storage, researchers have explored new materials, new designs, new configurations and new chemistry.
Feb 10, 2025
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Robotics

Pork gelatin powers biodegradable robot arm for delicate tasks
A team of engineers at Westlake University, Zhejiang Normal University and Shaoxing University, all in China, has tested the possibility of making some robot parts biodegradable. In their project, published in the journal ...
Engineering

Faster and higher-quality production of lithium superionic conductors for all-solid-state batteries
Dr. Ha Yoon-Cheol's team at KERI's Next Generation Battery Research Center has developed an "enhanced coprecipitation method" that enables faster and higher-quality production of lithium superionic conductors for all-solid-state ...
Feb 10, 2025
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