Energy & Green Tech news
Energy & Green Tech
How one ship engine could make hydrogen at sea and sidestep storage hurdles
Each year, international shipping moves over 80% of global trade and emits around 1 billion tons of greenhouse gases. Heavy fuel oil remains the industry's workhorse, prized for its reliability and energy density but notorious ...
2 hours ago
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Engineering
Cooling without pumps: New measurement data for modular reactors
Passive cooling systems for nuclear power plants operate without pumps or electricity: They rely solely on physical effects such as density differences to dissipate heat. Researchers at the Paul Scherrer Institute PSI have ...
23 hours ago
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Sugarcane waste concrete cuts CO₂ by up to 30% while boosting strength
According to the United Nations, the global population is set to reach around 10.3 billion by the mid-2080s, driving rapid urbanization and an unprecedented demand for infrastructure. But do you know that this growth comes ...
19 hours ago
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Digital twin innovation cuts energy costs in water purification
Researchers at the U.S. Department of Energy's (DOE) Oak Ridge National Laboratory (ORNL) are charting a new course in water purification to reduce energy consumption and costs while ensuring safe drinking water.
14 hours ago
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Adaptive battery reduces energy costs and peak power demand in greenhouses
Researchers at Karlstad University have developed a new intelligent control strategy for battery storage in climate-controlled greenhouses. By combining artificial intelligence and signal-processing algorithms with short-term ...
18 hours ago
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Energy & Green Tech
Copper cold plates could slash data-center energy usage
Mechanical engineers have designed a more effective and energy-efficient technology for cooling computer chips. Published in Cell Reports Physical Science, the researchers used a mathematical algorithm and advanced 3D printing ...
May 7, 2026
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Business
Planning for hydrogen under geopolitical uncertainty
Many hydrogen strategies for energy-intensive industries do not adequately address geopolitical risks. Instead, they often assume stable trading relationships and reliable alliances—assumptions which are increasingly questionable ...
May 7, 2026
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Energy & Green Tech
Data centers are growing in Texas, but big questions remain about water use
Data centers could potentially account for 3% to 9% of Texas' water use by 2040, according to a new white paper from The University of Texas at Austin that recommends greater transparency in the industry's water use and better ...
May 7, 2026
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Engineering
Chemical hardness engineering boosts perovskite tandem efficiency to 30.3%
All-perovskite tandem solar cells are promising candidates for next-generation photovoltaics, as they harvest sunlight more efficiently than single-junction devices and can be fabricated through low-temperature solution processing. ...
May 6, 2026
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Engineering
Recycled concrete slabs match or beat traditional builds, even at 100% replacement
Steel and recycled concrete composite slabs with equivalent—and in some cases superior—performances compared to traditional ones: This is the outcome of the SARCOS (Steel And Recycled Concrete Slab) project, conducted by ...
May 6, 2026
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Engineering
Vanadium batteries could stabilize power grids and help prevent blackouts in Ecuador
The transition toward renewable energy is redefining the operation of power systems worldwide. However, this shift brings a growing technical challenge: the loss of grid stability. Unlike conventional power plants, renewable ...
May 6, 2026
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Energy & Green Tech
Using diesel generators to power the AI revolution would kill hundreds of Americans a year
With U.S. electricity demand starting to rise quickly and expected to continue rising, largely because of the power needed for data centers that process artificial intelligence, people are looking for almost any potential ...
May 6, 2026
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Engineering
Researcher explores the hidden science of pipe failure
How do aging cast iron pipes actually start leaking? The School of Mechanical, Aerospace and Civil Engineering's Edward John is the highlight in a new UK Water Industry Research (UKWIR) video looking at his Ph.D. research ...
May 6, 2026
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Energy & Green Tech
How renewable energy can be most efficiently integrated into the electric grid
Renewable energy-based distributed energy resources (DERs) such as solar panels and electric vehicles can help reduce greenhouse gas emissions, but their integration in distribution grids introduces challenges due to the ...
May 6, 2026
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Energy & Green Tech
Water-splitting catalyst unlocks cheaper hydrogen at significantly lower temperatures
University of Birmingham research published today has shown a new low-temperature method for producing hydrogen that is suitable for both centralized hydrogen production, and also local generation using waste heat from large-scale ...
May 5, 2026
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Engineering
Oyster cement: Scientists study shellfish to make stronger, faster-curing building material
Building upon the chemistry that oysters use in miles-long reefs, scientists have found a way to create cement that is stronger and cures faster. Jonathan Wilker, a professor of chemistry in Purdue University's College of ...
May 5, 2026
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Engineering
3D-printed interlocking electrodes demonstrate optimization potential for energy storage
Good electrochemical energy storage (EES) devices such as rechargeable batteries and supercapacitors can store a lot of energy and release it quickly, but these design goals are often at odds with each other. Using design ...
May 5, 2026
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Energy & Green Tech
This AI can read rivers almost anywhere in America, and utilities are paying close attention
Hydrology experts at the U.S. Department of Energy's (DOE's) Oak Ridge National Laboratory (ORNL) used artificial intelligence and a physics-based understanding of streamflow to create a model that provides highly accurate ...
May 5, 2026
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Energy & Green Tech
Electric hydrofoil ferry trialed as low-emission alternative to diesel ferries
This past winter, people in Trondheim caught glimpses of a boat that seemed to fly over the water out on the fjord. Many also took part in test trips. NTNU researchers have investigated what it will take for people to trust ...
May 5, 2026
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Business
Renewable energy is more cost effective than direct air capture at reducing carbon, study finds
The case for investing in direct air capture weakens substantially once it is directly compared against solar and wind, according to an analysis published in Communications Sustainability. The paper is titled "Direct air ...
May 4, 2026
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Engineering
Construction tech could reduce emissions while supporting growth
An international study with EPFL researchers suggests that large reductions in carbon emissions from cement and steel building materials may be achievable by 2050 using already-existing construction technologies.
May 4, 2026
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Engineering
Cutting cement emissions at a reasonable cost is within reach
Besides water, cement is used more than any other material on Earth. Its manufacture begins by combining limestone with ingredients such as shale, clay, or sand. This mixture is ground into a powder, heated to 1,400°C, cooled, ...
May 4, 2026
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Engineering
Researchers get a better picture of power failures during extreme wind events
A model developed by Washington State University researchers can predict how transmission towers might fail and collapse in extreme wind events. The work, reported in the journal Engineering Structures, could someday help ...
May 4, 2026
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Energy & Green Tech
How balcony solar can help renters and homeowners save money
Somewhere between 5% and 7% of U.S. households have rooftop solar panels. Many more Americans want them, but high costs, building locations and landlord restrictions are key obstacles.
May 4, 2026
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Energy & Green Tech
Wind energy and scenic landscapes: Balancing beauty and power through better planning
Wind turbines supply a particularly large amount of electricity in winter—precisely when demand is high. Nevertheless, expansion is stagnating in many regions of Europe. One of the main reasons is that wind turbines can clash ...
May 4, 2026
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