Energy & Green Tech news
Energy & Green Tech
Shifting data center power to off-peak hours could cut grid costs in the age of AI
The number of U.S. data centers is growing, largely to power artificial intelligence programs. That has led to concern about the environmental consequences of data centers—and their impact on the energy grid itself. What ...
18 hours ago
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Energy & Green Tech
New class of absorbents can capture CO₂ directly from the air and subsequently release it for storage or reuse
Researchers at the Institute of Advanced Materials (INAM) and the Department of Physical Chemistry at the Universitat Jaume I of Castelló, led by researcher Marcileia Zanatta, have developed a new class of absorbents for ...
11 hours ago
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AI and physics draw a blueprint for better hydrogen storage materials
Hydrogen can become a clever way to store renewable energy and power fuel cells—but this introduces the problem of what can store this hydrogen, in turn. Metal hydrides—solids that absorb hydrogen into their crystal structures—are ...
Jun 25, 2026
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Perovskite solar cells need decades-long durability. New work shows which fast-aging tests come closest
Perovskite solar cells (PSCs) could conquer the mass market within a few years, perhaps even being produced in Europe. Their large-scale production is highly cost-effective, and unlike silicon solar cells, their production ...
Jun 25, 2026
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Batteries and fuel cells would overhaul emissions from semis and other heavy vehicles
Although electrified versions of vans, buses and semis cost more upfront on average than their diesel-powered counterparts, the overall calculus behind adopting greener vehicles is currently in flux.
Jun 25, 2026
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Engineering
Energy-saving membrane can separate crude oil at room temperature
An international research has developed a membrane technology that could significantly reduce the energy required for crude oil refining by replacing part of the century-old distillation process.
Jun 25, 2026
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Energy & Green Tech
New reporting guidelines could accelerate development of photocatalytic hydrogen production
Hydrogen is an efficient energy carrier that can be used to store large amounts of energy over long periods. It can also be used as a fuel and as a feedstock in a range of industries, including ammonia, cement and steel manufacturing. ...
Jun 25, 2026
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Energy & Green Tech
Battery recycling may get safer and greener as renewable solvents fit existing plants
The metals from batteries can be recovered in a more sustainable way, with improved safety and without compromising efficiency, claim researchers at Chalmers University of Technology in Sweden, who recently published a study ...
Jun 25, 2026
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Energy & Green Tech
Heat waves, air conditioning, and blackouts: Quantifying the real benefits of rooftop solar energy
Air conditioning is increasingly the go-to when heat waves strike. However, not only does this lead to more emissions, it also puts increasing strain on the electricity grid—even culminating in deadly blackouts. On paper, ...
Jun 25, 2026
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Energy & Green Tech
Low-temperature CuInS₂ solar cells edge past 12.2% mark after nearly 30 years
The research team of Professor Wang Mingtai at the Institute of Solid State Physics, Hefei Institutes of Physical Science, Chinese Academy of Sciences, developed a low-temperature solution-processing strategy for fabricating ...
Jun 25, 2026
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Engineering
Scientists demonstrate solar-powered plastic recycling at real-world scale
Researchers have demonstrated how to use the power of the sun to turn plastic waste, such as drink bottles, into clean hydrogen fuel at a scale large enough to be genuinely useful in the real world, using a scalable approach.
Jun 24, 2026
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Energy & Green Tech
New bacteria-based cooling material could help electronics and EV batteries run cooler
Next-generation electronic devices like newer computers and other high-power devices require more energy to run. When they are working hard, the intense heat they generate can limit their performance and reliability. That's ...
Jun 24, 2026
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Energy & Green Tech
Biomethane as a renewable replacement for natural gas
While biomethane is flowing into homes across the U.S., Asia and Europe, a renewable replacement for natural gas has yet to reach its full potential in Australia.
Jun 24, 2026
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Energy & Green Tech
Pushing past lithium-ion performance limits
A growing demand for energy storage is pushing lithium-ion batteries to their limits, advancing next-generation technologies through innovative materials research.
Jun 24, 2026
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Energy & Green Tech
Electric trucks closer to 'tipping point' than many realize—and cities can lead the way
Cities hold the key to accelerating the transition to electric freight and boosting energy security, new analysis from C40 Cities, University of Exeter and Arup reveals.
Jun 24, 2026
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Energy & Green Tech
AI is an energy and water hog, here's what you can do to counter that
As the world tries to curb human-caused climate change and not run dry of water, every online query is increasing our environmental footprint and exacerbating the problem.
Jun 24, 2026
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Energy & Green Tech
Safer lithium-ion batteries move closer as 3D-printed cobalt-free electrodes boost power
Since the early 2000s, lithium-ion (Li-ion) batteries have become the predominant rechargeable power source for many mobile devices, electric vehicles, renewable-energy storage grids and more. But the Li-ion batteries in ...
Jun 23, 2026
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Energy & Green Tech
Seaweed-based ingredient helps turn dirt into 3D-printed walls
An ingredient that gives ice cream a creamier texture could make natural earthen materials like clay and sand easier to 3D print into durable structures, according to new research led by scientists at the University of Colorado ...
Jun 23, 2026
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Energy & Green Tech
E-learning helps regulators navigate a changing grid
It is the second day of a massive heat wave. Across the region, thermostats are cranked, air conditioners are laboring, and wind turbines have gone still. Without warning, a summer storm moves in, and the solar generation ...
Jun 23, 2026
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Energy & Green Tech
Researchers find 'trap' hindering performance of hybrid perovskites
A new study from Cornell researchers has revealed an unexpected obstacle to improving charge transport in hybrid perovskites, a promising class of semiconductor materials used in energy conversion and electronic devices. ...
Jun 23, 2026
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Energy & Green Tech
AI companies should release environmental impact, commit to clean energy, says UN chief
United Nations Secretary-General António Guterres on Tuesday called on artificial intelligence companies to release information about the carbon pollution they create, along with the water and land used to power their operations.
Jun 23, 2026
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Engineering
'Green' home features can earn developers 18% more, then save homeowners money in the long term
For years, builders and developers have treated "sustainable" homes as someone else's problem. Solar panels, batteries, double-glazed windows, correct insulation, good ventilation and better materials have been thought to ...
Jun 23, 2026
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Energy & Green Tech
How digital participation can aid the energy transition
The active involvement of citizens, stakeholders and municipalities is essential for the success of the energy transition. Digital participation platforms promise broader access to planning processes. However, a new study, ...
Jun 23, 2026
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Energy & Green Tech
Food waste can become jet fuel through simpler refining and 50-50 blending
The aviation industry accounts for a large portion of global greenhouse gas emissions. Biobased, sustainable aviation fuel (SAF) can mitigate climate impacts, but transitioning to SAF faces critical supply chain constraints. ...
Jun 22, 2026
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Energy & Green Tech
3D photothermal design unlocks 8.5-fold higher solar evaporation for desalination and crop irrigation
The global shortage of freshwater has become a critical challenge. Conventional water treatment relies heavily on fossil fuels and associated infrastructure, which can make it unsuitable for remote and harsh regions. In contrast, ...
Jun 22, 2026
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