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Machine learning & AI
ChatGPT's taste for literary nonsense sparks alarm
OpenAI's GPT models can often be fooled into declaring that "pseudo-literary" nonsense is great, a German researcher has found.
7 minutes ago
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Consumer & Gadgets
AI overly affirms users asking for personal advice, study finds
In a new study published in Science, Stanford computer scientists showed that artificial intelligence large language models are overly agreeable, or sycophantic, when users solicit advice on interpersonal dilemmas. Even when ...
36 minutes ago
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Web application turns indoor green walls into smart, living systems breathing life into buildings
Step into a modern office tower or hospital, and the air you breathe is often carefully engineered, filtered, circulated, and cooled at a high energy cost. Now imagine those same spaces quietly breathing on their own, supported ...
1 hour ago
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Scheimpflug cameras may extend LiDAR-like sensing from 6 m to 4 km
An optical principle discovered more than a century ago may soon find new applications in such areas as monitoring atmospheric turbulence, tracking airborne objects, and mapping the environment, thanks to researchers at the ...
2 hours ago
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Strengthening wood with needle and thread
Wood laminates are used in many different ways, for example, in the manufacture of skis and snowboards or in components for vehicle interiors. However, their weight advantages for lightweight construction also have disadvantages. ...
1 hour ago
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Engineering
Smart yarn tracks muscle activity in the body
Created from noise-resistant, conductive threads, a high-tech new smart fabric could find uses in health monitoring, sports performance and rehabilitation. The work is published in the journal Science Advances.
3 hours ago
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Engineering
Efficient carbon capture 'viciazite' materials can desorb below 60°C
Capturing carbon dioxide (CO2) before it reaches the atmosphere is a key strategy for reducing greenhouse gas emissions. Even though carbon capture technologies have existed for decades, their widespread adoption has been ...
3 hours ago
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Technology news
Robotics
Video-based AI gives robots a visual imagination
In a major step toward more adaptable and intuitive machines, Kempner Institute Investigator Yilun Du and his collaborators have unveiled a new kind of artificial intelligence system that lets robots "envision" their actions ...
4 hours ago
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Hardware
Holographic storage approach packs more data into the same space by encoding three properties of light
Researchers have developed a holographic data storage approach that stores and retrieves information in three dimensions by combining three properties of light—amplitude, phase and polarization. By allowing more data to ...
4 hours ago
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Robotics
AI system learns to prevent warehouse robot traffic jams, boosting throughput 25%
Inside a giant autonomous warehouse, hundreds of robots dart down aisles as they collect and distribute items to fulfill a steady stream of customer orders. In this busy environment, even small traffic jams or minor collisions ...
5 hours ago
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Business
Study of 200 million crypto transfers finds two token types spread differently
For years, Washington has been debating who gets to regulate cryptocurrency. The Securities and Exchange Commission (SEC) says many tokens are securities, like stocks, and should fall under its authority. The Commodity Futures ...
3 hours ago
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Robotics
Bat-inspired ultrasound helps palm-sized drones navigate fog and smoke
A team led by Worcester Polytechnic Institute (WPI) researcher Nitin J. Sanket has shown that ultrasound sensors and a form of artificial intelligence (AI) can enable palm-sized aerial robots to navigate with limited power ...
5 hours ago
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Consumer & Gadgets
Asking AI to act like an expert can make it less reliable
To get the best out of AI, some users tell it to provide answers as if it were an expert. Others ask it to adopt a persona, such as a safety monitor, to guide its responses. However, this approach can sometimes hurt performance, ...
Engineering
Dust-resilient perovskite solar cells could cut manufacturing costs and expand green energy worldwide
Research appearing in Communications Materials has shown that perovskite solar cells (PSCs) are remarkably resilient to dust during production, challenging the industry belief that high-performance solar technology must be ...
20 hours ago
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Engineering
Mach 1.5 tests reveal noise feedback loops from supersonic jets
Researchers from the FAMU-FSU College of Engineering and the Florida Center for Advanced Aero-Propulsion, or FCAAP, are helping to solve a safety challenge in military aviation: the extreme noise generated by supersonic jets ...
22 hours ago
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Hardware
Memristor demonstrates use in fully analog hardware-based neural network
As AI processing demands reach the limits of current CMOS technology, neuromorphic computing—hardware and software that mimic the human brain's structure—can help process information faster and more efficiently. A new ...
22 hours ago
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Business
Turning biomass into graphite could help the US secure a critical mineral supply
Soft, dark-gray graphite is not just useful in pencils: The highly conductive and heat-resistant mineral is uniquely suited for advanced manufacturing. Yet the United States imports nearly half of the graphite it needs to ...
21 hours ago
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