Engineering news
Engineering
Biodiesel wastewater treatment: Capturing carbon and valuable chemicals
While biodiesel provides a cleaner-burning alternative to petroleum diesel, it produces CO2 and hazardous wastewater during manufacturing, requiring extra steps to achieve sustainability. A diagnostic study led by University ...
12 hours ago
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HyperNIR technology: Transforming cameras into real-time environmental monitors
Detecting microplastics and identifying plant stress at an early stage—this and much more can now be done thanks to a new method based on near-infrared light measurements. It is inexpensive and works in real time.
10 hours ago
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New machine learning framework enhances precision, efficiency in metal 3D printing
Researchers at University of Toronto Engineering, led by Professor Yu Zou, are leveraging machine learning to improve additive manufacturing, also commonly known as 3D printing.
10 hours ago
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To prevent bridge collapses, researchers use AI-based digital twin technology
This month marks the seventh anniversary of the Florida International University pedestrian bridge collapse in 2018, when a fatal design flaw resulted in the deaths of six people.
13 hours ago
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Robotics
A marine robot that can swim, crawl and glide untethered in the deepest parts of the ocean
A team of mechanical engineers at Beihang University, working with a deep-sea diving specialist from the Chinese Academy of Sciences and a mechanic from Zhejiang University, all in China, have designed, built, and tested ...
Mar 20, 2025
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Engineering
Electrode design could prevent explosions in next-gen batteries, allowing 1,000 km on a single charge
A research team at UNIST has identified the causes of oxygen generation in a novel cathode material called quasi-lithium and proposed a material design principle to address this issue.
Mar 20, 2025
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Engineering
Recycled cements drive down emissions without slacking on strength
Giving a second life to construction materials after demolition, engineers at the University of São Paulo and Princeton have developed an approach for recycling cement waste into a sustainable, low-carbon alternative that ...
Mar 20, 2025
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Engineering
Engineers develop new security protocol to protect miniaturized wireless medical implants from cyberthreats
A brain implant designed to help control seizures is hijacked. A pacemaker receives fake signals, disrupting its rhythm. A hacker infiltrates an insulin pump, delivering a fatal overdose. While these scenarios sound like ...
Mar 20, 2025
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Robotics
A squirrel-inspired robot that can leap from limb to limb
Engineers have designed robots that crawl, swim, fly and even slither like a snake, but no robot can hold a candle to a squirrel, which can parkour through a thicket of branches, leap across perilous gaps and execute pinpoint ...
Mar 19, 2025
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Engineering
New carbon-negative material could make concrete and cement more sustainable
Using seawater, electricity and carbon dioxide (CO2), Northwestern University scientists have developed a new carbon-negative building material.
Mar 19, 2025
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Engineering
Nanocellulose treated with red onion dye provides effective UV protection for solar cells
Researchers at the University of Turku, Finland, investigated how to use bio-based materials to produce effective UV protection films for solar cells. The study, published in ACS Applied Optical Materials, was the first to ...
Mar 19, 2025
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Consumer & Gadgets
Safeguarding coffee grinders from hidden stones with acoustics
Most coffee connoisseurs are familiar with the gentle hum of their favorite café's grinder while they wait in eager anticipation of that aromatic first sip. But behind this everyday scene lies a surprisingly tricky problem. ...
Mar 19, 2025
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Engineering
Basalt fabric-based cathode enhances solar-powered wastewater treatment
The rapid growth of industrialization has made the treatment of oily wastewater a pressing global challenge in environmental remediation. Electrocoagulation (EC), a process known for its high efficiency and environmental ...
Mar 19, 2025
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Engineering
'Organized chaos': $19bn airport megaproject takes shape in cramped NY
New York's JFK airport is an overlapping patchwork of open terminals, giant building sites and burgeoning infrastructure, wedged in by thousands of homes on one side and the ocean on the other.
Mar 19, 2025
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Engineering
3D printing approach strings together dynamic objects to assemble bionic robots, sculptures and more
It's difficult to build devices that replicate the fluid, precise motion of humans, but that might change if we could pull a few (literal) strings. At least, that's the idea behind "cable-driven" mechanisms in which running ...
Mar 18, 2025
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Engineering
Combining photonic neural networks with distributed acoustic sensing for infrastructure monitoring
Distributed acoustic sensing (DAS) systems represent cutting-edge technology in infrastructure monitoring, capable of detecting minute vibrations along fiber optic cables spanning tens of kilometers. These systems have proven ...
Mar 18, 2025
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Engineering
Deep-learning system uses smartphone camera for heart rate monitoring
A team of medical researchers and engineers at Google Research has developed a way to use the front-facing camera on a smartphone to monitor a patient's heart rate. The team has published a paper on the technology on the ...
Engineering
AI food scanner turns phone photos into nutritional analysis
Snap a photo of your meal, and artificial intelligence instantly tells you its calorie count, fat content, and nutritional value—no more food diaries or guesswork.
Mar 18, 2025
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Engineering
T-38 Talon jets receive help addressing critical aging aircraft issue causing cracks
Southwest Research Institute (SwRI) collaborated with the U.S. Air Force to ensure fleet safety after a large crack was unexpectedly found near the cockpit of a T-38 Talon. A new study describes how SwRI's risk and damage ...
Mar 18, 2025
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Engineering
A quantum light source for eco-friendly production of biogas
Much of our waste is far too valuable to simply be incinerated. If it is recycled in a carefully controlled way, not only can thermal energy be generated, but the resulting gas can also be used to produce valuable chemicals—from ...
Mar 18, 2025
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Engineering
Building a safer future: Researcher works to strengthen Haiti's earthquake resilience
Over the past two decades, Haiti has endured the devastation of two catastrophic earthquakes—first in 2010 and again in 2021. Each disaster left behind widespread destruction: buildings reduced to rubble, entire communities ...
Mar 18, 2025
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Engineering
'Audible enclaves' could enable private listening without headphones
It may someday be possible to listen to a favorite podcast or song without disturbing the people around you, even without wearing headphones. In a new advancement in audio engineering, a team of researchers led by Yun Jing, ...
Mar 17, 2025
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Robotics
Artificial muscle flexes in multiple directions, offering a path to soft, wiggly robots
We move thanks to coordination among many skeletal muscle fibers, all twitching and pulling in sync. While some muscles align in one direction, others form intricate patterns, helping parts of the body move in multiple ways.
Mar 17, 2025
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Engineering
Soft, air-filled 'muscles' power a new robotic exosuit
The phrase "robotic exosuit" likely calls to mind something metallic, rigid, and hinged—Iron Man's suit or the dozens of other, similar apparatuses that appear on screen, in video games, and even on the red carpet.
Mar 17, 2025
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