Energy & Green Tech news
Energy & Green Tech
Neutrons track lithium in working solid-state battery, revealing uneven charging
Batteries are part of everyday life, powering everything from phones and laptops to electric cars. Most rechargeable batteries use a liquid to help lithium ions move during charging and discharging. But this liquid can create ...
8 hours ago
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Energy & Green Tech
At the nation's only all-digital nuclear reactor, engineers conduct the first experiments of their kind in the US
Underground on Purdue University's campus is the only nuclear reactor of its kind in the U.S. Although used only for research purposes—the total energy the reactor generates is equivalent to that used by 10 microwave ovens—Purdue ...
18 hours ago
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New method improves control over organic semiconductor doping for flexible electronics
Organic semiconductors are paving the way for a new generation of lightweight, flexible electronics, including bendable displays, printable circuits, wearable sensors and devices that harvest energy from their surroundings. ...
Jul 10, 2026
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Compostable circuit boards from citric acid waste could cut carbon dioxide footprint
Worldwide, discarded electronic toys, computers and smartphones are becoming an increasingly significant source of electronic waste. Electronic circuits are based on printed circuit boards (PCBs), which are typically made ...
Jul 10, 2026
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Perovskite triple-junction solar cells reach 27.3% efficiency with record 770-hour stability
Perovskite semiconductors efficiently convert sunlight into electrical energy; they are also inexpensive and extremely lightweight. A team at HZB has developed a triple-junction solar cell comprising different perovskite ...
Jul 9, 2026
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Business
Rooftop solar adoption may hinge on a household champion, studies suggest
Two sets of roles emerge when couples consider installing solar panels on their house, a new study shows: in sync, when partners with shared goals and defined tasks end up adopting solar, and oppositional, marked by discord ...
Jul 9, 2026
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Energy & Green Tech
Low-current standby protects carbon dioxide catalysts for 750 hours and cuts costs 25%
Catalysts that convert waste carbon dioxide into valuable products like acetate are designed to run continuously on electricity for the conversion process. But electricity from renewable energy sources, such as solar or hydroelectric ...
Jul 9, 2026
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Engineering
Smaller homes could cut Europe's CO₂ building emissions
Buildings are responsible for around 40% of CO2 emissions in the European Union. This means the building sector has a central role to play in achieving the EU's climate targets by 2050. An EU research project involving Graz ...
Jul 9, 2026
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Business
Microsoft emissions surge 27% as AI buildout crimps climate goals
Microsoft's greenhouse gas emissions jumped 27% in its latest fiscal year, the tech giant disclosed Thursday, adding to a wave of worsening environmental reports from an industry racing to build AI infrastructure.
Jul 9, 2026
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Energy & Green Tech
New research warns of risks of bias as AI shapes decision-making on offshore energy development
The use of artificial intelligence (AI) is becoming increasingly common in deciding where offshore energy projects such as wind farms, oil platforms and pipelines should be placed in the ocean.
Jul 9, 2026
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Electronics & Semiconductors
Light-powered chip harvests energy, computes and senses chemicals in one stack
Most contemporary portable electronics, including laptops, smartphones and smart watches, are powered by batteries that need to be recharged daily or every few days. Over the past decade, however, some engineers have been ...
Energy & Green Tech
Rust-to-iron cycle may unlock long-term storage for renewable energy
In the future, iron might be used as a chemical energy storage material, making large quantities of renewable energy available in the long term. Iron powder is combusted in a cyclic process that is carbon neutral and then ...
Jul 8, 2026
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Engineering
Cheaper catalyst turns captured carbon dioxide, methanol and hydrogen into ethanol
An international team of researchers has developed a homogeneous catalytic process that converts methanol, carbon dioxide and hydrogen into ethanol using inexpensive and stable catalyst precursors.
Jul 8, 2026
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Energy & Green Tech
Elastic layer lets sulfide solid-state batteries run longer with less pressure
A Korean research team has developed a technology that enhances the lifespan and stability of all-solid-state batteries by using a rubber-like, elastic ion-conductive material. The research was published in Energy Storage ...
Jul 8, 2026
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Engineering
Sand could be key to safer, stronger structures
Engineers have been working for centuries to protect buildings, bridges and other structures from damage caused by severe weather and natural hazards, but one of the best methods may begin with sand, according to a newly ...
Jul 8, 2026
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Energy & Green Tech
How cheap clean energy can spark a fairer energy sector
Policies aimed at expanding energy infrastructure are more effective, and can remain cost-neutral, when they take community and environmental impacts into account, a new analysis suggests.
Jul 8, 2026
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Engineering
New analysis framework for developing stronger foundations during urban redevelopment
Urban redevelopment in densely populated areas often requires demolition and replacement of aging buildings. As buildings are replaced, existing foundation piles must be removed, leaving cylindrical voids that must be backfilled ...
Jul 8, 2026
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Energy & Green Tech
Model reveals grid battery wear after 500 to 1,000 cycles in days
Energy storage is becoming critical to grid resilience and electricity affordability because battery systems can help balance supply and demand and stabilize power.
Jul 7, 2026
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Software
Hydrogen: Clean fuel of the future—if we can find a cheap and clean way to ship it
Many experts refer to hydrogen as "the fuel of the future." It is expected to help decarbonize the global economy in two main ways: Burning it or feeding it into a fuel cell produces storable energy with no carbon emissions, ...
Jul 7, 2026
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Energy & Green Tech
New spray-jet method recycles rare iridium from proton exchange membrane devices and preserves membranes
The future hydrogen economy may hinge on iridium, a metal so rare that only about 8 tonnes are produced worldwide each year. To help stretch the limited supply, University of Delaware researchers have developed a recycling ...
Jul 7, 2026
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Energy & Green Tech
'Talkative batteries': Battery cells send temperature data through existing terminals, simplifying battery management
A battery that "talks" does not use words—it communicates through data. Researchers at Kiel University have demonstrated how sensors inside a battery cell can transmit measurement data to the outside without the need for ...
Jul 7, 2026
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Energy & Green Tech
Flow batteries that store energy in liquid could accelerate the green transition
Harnessing renewable resources such as wind and solar energy is vital for the green transition. But these renewables are intermittent and unpredictable. It's impossible to control when the wind blows and when the sun shines.
Jul 7, 2026
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Energy & Green Tech
Heat waves are dangerous, but also serve as a warning of what must change
As another heat wave reaches the UK, it is worth asking an uncomfortable question: Is there any positive side to extreme heat?
Jul 7, 2026
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Energy & Green Tech
Ask an expert: Are data centers driving up my electricity bills?
Data center development has become a hot topic this summer. According to Hannah Wiseman, professor of law at Penn State Dickinson Law, homeowners may be in for a shock when they pay their power bills at the end of this month, ...
Jul 7, 2026
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Energy & Green Tech
Researchers identify the 'hidden energy cost' of AI agents for the first time
As the era of AI agents—systems that can reason and act autonomously—begins, the power consumption of data centers is emerging as a critical challenge. A KAIST research team has, for the first time, analyzed the computational ...
Jul 6, 2026
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