Engineering news
Engineering
Fine-tuned perovskites make blue LEDs more vibrant
Over the past decade, perovskite LEDs have become increasingly vibrant and affordable to produce. With careful tweaks to their chemical composition, these crystal-based light emitters can be tuned across the visible spectrum—matching ...
9 hours ago
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Engineering
Shade-resistant solar cells keep 97% efficiency after 2,000‑hour stress test
It is common for solar panels to be shaded by trees, clouds, birds or buildings. For thin-film solar technologies, however, such shading can cause shaded areas to develop reverse-bias stress (negative voltage), which can ...
7 hours ago
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Mechanical engineers develop buttons that rise with light
No wires. No actuators. Shine light on the metal surface, and it rises like a button. KAIST researchers have developed a metal structure that changes shape using light, without any light-absorbing coating. This technology ...
7 hours ago
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New electronic skin brings self-healing sensors to underwater robots and divers
Underwater environments are among the harshest operating conditions for electronic devices. Divers and underwater robots depend on sensors to navigate, communicate and handle objects, but conventional sensors are fragile, ...
8 hours ago
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Tiny AI device takes on one of the world's deadliest killers
Kiran Trivedi, a University of Wollongong (UOW) academic, has developed a low-cost device that identifies disease-carrying mosquitoes by the sound of their wingbeats, offering a faster alternative to traditional surveillance ...
13 hours ago
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Engineering
New AR display tech boosts real‑world visibility while keeping virtual objects lifelike
Optical see-through augmented reality (AR) glasses are designed to overlay digital information onto the real world, but improving the realism of virtual objects often comes at a cost. Existing occlusion technologies physically ...
Jul 19, 2026
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Engineering
3D-printed bridge points the way to greener construction
Concrete is the most widely used building material on Earth, and producing it is one of the largest single sources of carbon emissions. One promising way to reduce its environmental footprint is to 3D-print concrete, laying ...
Jul 18, 2026
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Engineering
Scientists create interactive screens that can appear on demand
Imagine reaching for a record or glancing at a map and seeing a display bloom from a small box, offering interactive guidance—and then vanishing moments later. A new device, inspired by science fiction and designed by computer ...
Jul 17, 2026
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Engineering
Turning pulp mills into next-generation biorefineries
Georgia's $41 billion forest products industry needs a transformation, and a Georgia Tech research team is reimagining how pulp mills use energy and what they can make from their byproduct streams. For nearly a decade, Sankar ...
Jul 17, 2026
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Robotics
A new robotic hand capable of switching between multiple grippers using a single motor
For robots to be used in various settings, such as factories, logistics, service industries and households, they must be able to stably handle a diverse range of objects differing in shape, size, weight and rigidity. However, ...
Jul 17, 2026
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Engineering
New spinning drone hides in plain sight: 'Phantom Twist' harnesses motion blur to nearly vanish in flight
By exploiting the quirks of human vision, Northwestern University engineers have designed a drone that nearly disappears before the eyes. For years, researchers have tried to design invisible drones and robots using camouflage, ...
Jul 16, 2026
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Robotics
Engineers develop robot that judges its surroundings and walks, runs, and jumps like an animal
An era in which robots decide "how to walk" on their own has arrived. A four-legged robot has been developed that, much like a person or an animal, autonomously chooses the appropriate gait strategy for its surroundings—changing ...
Jul 16, 2026
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Engineering
Snapping knits turn fabric into switches that count steps and light LEDs
Knitting has come a long way from sweaters and blankets. Researchers at the Harvard John A. Paulson School of Engineering and Applied Sciences (SEAS) have turned everyday knitting into a powerful platform for making shape-shifting ...
Jul 15, 2026
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Engineering
Human-machine learning boosts noninvasive brain-computer control in untrained users
Implantable devices in the brain have been used for about 30 years to assist people with disabilities in completing motor tasks. However, the devices are simply not accessible to the vast majority of people who need help. ...
Jul 15, 2026
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Engineering
AI-run lab discovers six 3D-printable alloys for extreme heat
Using AI-driven materials design, a team of researchers at the University of Toronto Engineering has discovered a new set of metal alloys that retain their strength under extreme conditions.
Jul 15, 2026
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Engineering
Researchers mimicked bird bones to create lightweight, high-performance structures
Using bird bone structure as inspiration, Xin Ning and Sepideh Ebad Sichani, Ph.D. '26, have created a new class of aircraft wing structures—unbound by traditional designs of ribs, spars and stiffeners. The researchers are ...
Jul 15, 2026
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Engineering
Lower printing temperatures cut defects in aluminum 3D-printed parts, study finds
Scientists at The University of Manchester have uncovered how subtle changes in temperature during a promising metal 3D printing process can significantly affect the quality of aluminum components.
Jul 14, 2026
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Engineering
Stable from unstable: Beam holds steady only in 20-millisecond timing window
A new discovery in physics could help engineers stabilize robots and structures without relying on complex sensors and control systems, and design metamaterials and network systems that are currently beyond reach.
Jul 14, 2026
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Engineering
Molten salt reactors: A new testing facility improves pump shaft seals
Molten salt nuclear reactors may generate energy more efficiently than conventional water-cooled reactors while producing less waste, but the reactors must safely contain the salt's hazardous byproducts. Experiments on a ...
Jul 14, 2026
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Engineering
Paintable electrodes could power creative and colorful wearable sensors
Engineers at Penn State are blending art and science to create cute, paint-on tattoos that could help spot heart attacks early, power robotic prosthetics and read brain waves—all within a colorful, customizable system that ...
Jul 13, 2026
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Engineering
Metals' atomic arrangement can create 'corrosion highways' in nuclear reactors
Nuclear reactors are traditionally powered with dense fuel rods that can produce about 1 gigawatt of carbon-free electricity, enough to power about 100,000,000 lightbulbs. Newer power plant designs using molten salt for cooling ...
Jul 13, 2026
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Hardware
Ultra-fine bubbles tune drying ink droplets without chemical additives
Researchers from Tokyo Metropolitan University studying inkjet printing have introduced ultra-fine bubbles into ink droplets and showed that their drying behavior can be tuned without additives. They discovered that the shape ...
Jul 13, 2026
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Engineering
Designing high density data centers: Computational fluid dynamics analysis eliminates costly guesswork
As data centers and crypto-mining facilities expand to handle growing digital demands, keeping massive banks of servers cool has become a primary operational challenge. To address the energy inefficiencies plaguing these ...
Jul 13, 2026
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Robotics
New test measures how well humanoid robots handle real-world forces
As technology advances, more is expected from humanoid robots. What were once seen as gimmicks that could walk, if not like us, then close to it, are now pulling their weight and doing more work in places like factories. ...
Robotics
Birdlike robot swims underwater, then flaps into flight without paddling
Loons, gulls, puffins and petrels are some of the 100 species of birds that can both fly and swim. These diving birds can plunge into water to swim after prey, and leap back into the air to fly away.
Jul 9, 2026
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