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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 ...
1 hour ago
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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 ...
4 hours ago
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Small transistor sharpens low-cost thermal cameras without extreme cooling
With help from a small transistor, a team of researchers led by Professor Fengnian Xia figured out a way to make a type of thermal imaging technology dramatically more accurate. The results are published in Nature Sensors.
1 hour ago
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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.
2 hours ago
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Researchers develop core display technology that prevents image distortion even when stretched
Beyond bendable and foldable displays, the era of stretchable displays—whose screens can expand freely like rubber—is now emerging. KAIST researchers have developed a core technology that allows text, images and other on-screen ...
2 hours ago
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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 ...
2 hours ago
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Technology news
Engineering
Holographic printer produces 3D shapes in one shot
University of Utah researchers have demonstrated a new method of 3D printing that avoids the leaky seams that come with the layer-by-layer process. Using a nanoscale "mask" that diffracts laser light into a holographic pattern ...
22 hours ago
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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.
21 hours ago
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Internet
Mobile VPN security is not as strong as advertised, research suggests
Many digital users rely on Virtual Private Networks (VPNs) to combat security threats, allowing the application to view, intercept and handle all user traffic in return for hiding identifying information from third parties. ...
23 hours ago
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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, ...
23 hours ago
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Internet
Study links cognitive difficulties to compulsive gaming rather than gaming time itself
The amount of time young people spend playing video games is not enough to judge whether gaming is linked to cognitive difficulties. A new study of several thousand adolescents shows that gaming time and symptoms of Internet ...
22 hours ago
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Machine learning & AI
Automation system advances efficient AI workflows
Your online order arrives damaged, so you request a refund. What often follows is an artificial intelligence workflow involving multiple AI models: One model checks your request against company policy, another analyzes the ...
21 hours ago
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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 ...
22 hours ago
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Electronics & Semiconductors
Volatile coating lets tin perovskite transistors survive air for more than four hours
Air is absolutely essential for human life, but for certain semiconductors, it is a deadly poison. The moment these materials come into contact with air, unreacted tin ions on their surface oxidize, creating defects that ...
23 hours ago
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Robotics
A soft exoskeleton could restore hand function in people with motor impairments
Recent technological advances have opened valuable possibilities for supporting people with motor impairments or who are recovering from injuries to the brain, spinal cord or nerves. Millions of people worldwide currently ...
Robotics
An AI-powered control system for robots with legs
Walking robots, such as quadruped robotic dogs, must be able to move safely through rough, often changing environments. Today, there are two main ways to program these walking, or legged, robots. The first is called model ...
Jul 7, 2026
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