Tech

Design Sem Nome 2025 11 05T095046.660

Studies Show Husbands Stress Women more than Children

Raising a child is anything but easy, particularly during the early years when parents encounter ongoing challenges. However, a survey by the American website Today.com found that for many women, their husbands—not their children—are the primary source of stress. Among the 7,000 mothers surveyed, the average stress level was 8.5 out of 10. Notably, 46% […]

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Design Sem Nome 2025 11 04T160343.763

What is the Domain Name System? An Engineer Explains

During the Amazon Web Services (AWS) outage on October 20, 2025, millions of users were unable to access familiar websites and apps. The servers themselves weren’t offline; the issue was deeper—their names couldn’t be resolved. The culprit was DNS, or the Domain Name System, often described as the internet’s phone book. Every device online has

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Design Sem Nome 2025 11 04T131649.618

NASA Unveils Photos Depicting Two Supermassive Black Holes Coming Together

In a newly released image from NASA, the galaxy known as NGC 6240 features two supermassive black holes currently merging. The image combines fresh X-ray data from the Chandra Observatory (displayed in red, orange, and yellow) with an optical image captured by the Hubble Space Telescope, first published in 2008. The two merging black holes,

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Design Sem Nome 2025 10 31T111144.668

Bat-Inspired Drones Could Aid Rescues in Storms and Darkness

Don’t be misled by the fog, eerie lights, or fake bats—Worcester Polytechnic Institute’s robotics lab isn’t throwing a Halloween party. Instead, the lab serves as a testing site for miniature drones designed to carry out search and rescue operations in dark, smoky, or stormy environments. “We know that during earthquakes or tsunamis, power lines often

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Design Sem Nome 2025 10 31T093907.333

As AI Develops Further, it Could Become More Self-Serving

A new study from Carnegie Mellon University’s School of Computer Science finds that as artificial intelligence systems become smarter, they tend to behave more selfishly. Reasoning AI Fuels Self-Interest Researchers at Carnegie Mellon University’s Human-Computer Interaction Institute (HCII) discovered that large language models (LLMs) with strong reasoning abilities tend to display selfish behavior, struggle to

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Design Sem Nome 2025 10 30T150415.166

An Analog RRAM System Quickly and Accurately Computes Matrix Equations

Analog computers perform calculations by manipulating physical quantities—such as electrical currents—that correspond to mathematical variables, rather than representing data with discrete binary values (0 and 1) as digital computers do. Although analog computing systems can handle general-purpose tasks effectively, they are often vulnerable to noise (i.e., background or external interference) and typically less accurate than

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Design Sem Nome 2025 10 29T145937.984

Polluted Water Enhances Opportunities for Clean Hydrogen

According to new research from Princeton Engineering, wastewater can substitute for clean water in hydrogen production, overcoming a key limitation of hydrogen fuel and cutting water treatment costs by up to 47%. Published in the journal Water Research, the study represents progress toward making hydrogen a viable option for decarbonizing hard-to-electrify industries like steel and

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Design Sem Nome 2025 10 29T130431.683

Ways In Which Digital Technologies can Enable a Circular Economy

Digital technologies, including IoT, 3D printing, and digital platforms, offer considerable potential to advance a circular economy. Nonetheless, they are not a quick solution and cannot immediately transform the way physical resources are produced and consumed to reduce waste and support circular practices. In her doctoral research, Ida Eyi Heathcote-Fumador investigates digitally mediated circular practices

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Design Sem Nome 2025 10 29T113205.972

Qualcomm Set to Challenge Nvidia with its own Line of AI Chips

On October 27, Qualcomm unveiled a new line of artificial intelligence chips aimed at challenging market leader Nvidia, as competition intensifies to profit from the rapid expansion of AI data centers. If successful, Qualcomm — the San Diego-based technology giant — could secure a foothold in the AI data center market as customers seek alternatives

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Design Sem Nome 2025 10 27T164622.740

Pneumatic Soft Elbow Exoskeleton for Reducing Muscle Activity and Effort

For workers performing long hours of lifting and repetitive tasks, even minor innovations can significantly help prevent future musculoskeletal injuries. That’s why engineers at The University of Texas at Arlington have created a soft robotic exoskeleton designed to quite literally ease the burden by reducing strain on the arm and elbow. PASE: Soft Robotic Support

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