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Energy & Green Tech
Next-generation wearables: Compact cooling pump drops temperatures by 16°F
UCLA materials scientists have developed a compact cooling technology that can pump away heat continuously using layers of flexing thin films. The design is based on the electrocaloric effect, in which an electric field causes ...
17 minutes ago
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Engineering
Nature-inspired design uses elastic pillars to eject freezing droplets, preventing ice buildup
Water droplets under freezing conditions do not spontaneously detach from surfaces as they do at room temperature due to stronger droplet-surface interaction and lack of an energy transformation pathway. Since accumulated ...
1 hour ago
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Self-adjusting shading system mimics pine cones for energy-autonomous weather response
Using pine cones as a model, researchers at the universities of Stuttgart and Freiburg have developed a new, energy-autonomous facade system that adapts passively to the weather. The journal Nature Communications has published ...
2 hours ago
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New framework designs scalable 3D transistors based on 2D semiconductors
Conventional electronics based on silicon are approaching their limits in terms of performance and scalability. In recent years, engineers have thus been trying to introduce alternative designs that could help reduce the ...
Green hydrogen: Study shows big gaps between ambition and global implementation
In recent years, more than 60 countries have developed strategies to stimulate the market ramp-up of hydrogen, particularly in the industrial sector. However, in 2023, less than 10% of the originally announced green hydrogen ...
3 hours ago
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Machine learning & AI
Bar chatter: Automatic speech recognition rivals humans in noisy environments
Automatic speech recognition (ASR) has made incredible advances in the past few years, especially for widely spoken languages such as English. Prior to 2020, it was typically assumed that human abilities for speech recognition ...
2 hours ago
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Machine learning & AI
LlamaV-o1: Curriculum learning–based LLM shows benefits of step-by-step reasoning in AI systems
A team of AI researchers at Mohamed bin Zayed University of AI, in Abu Dhabi, working with a colleague from the University of Central Florida, has developed a curriculum learning–based LLM, called LlamaV-o1, that its makers ...
Energy & Green Tech
New electrical pulse method enhances carbon fiber recycling efficiency
The world is hurtling rapidly towards a developed future, and carbon fiber-reinforced polymers (CFRPs) play a key role in enabling technological and industrial progress. These composite materials are lightweight and highly ...
5 hours ago
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Electronics & Semiconductors
Silicon photonics advance paves the way for cost-effective, high-performance optical devices
Imec, a research and innovation hub in nanoelectronics and digital technologies, has announced a significant milestone in silicon photonics with the successful demonstration of electrically driven GaAs-based multi-quantum-well ...
5 hours ago
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Computer Sciences
AI tool aims to improve expert decision-making accuracy
Years ago, as she sat in waiting rooms, Maytal Saar-Tsechansky began to wonder how people chose a good doctor when they had no way of knowing a doctor's track record on accurate diagnoses. Talking to other patients, she found ...
7 hours ago
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Consumer & Gadgets
Coevolution of AI and society: Study explores opportunities and risks
A recent study involving Central European University (CEU) is paving the way for a new field of research that merges artificial intelligence and complexity science to understand how ongoing interaction between humans and ...
4 hours ago
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Hi Tech & Innovation
New training technique opens the door to neural networks that require much less energy
AI applications like ChatGPT are based on artificial neural networks that, in many respects, imitate the nerve cells in our brains. They are trained with vast quantities of data on high-performance computers, gobbling up ...
23 hours ago
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Energy & Green Tech
Electrolyte additives unlock the potential of lithium-sulfur batteries
Lithium-ion (Li-ion) batteries are an integral part of society, from cellphones and laptops to electric vehicles. While Li-ion batteries have been a major success to date, scientists worldwide are racing to design even better ...
23 hours ago
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Energy & Green Tech
New technique enables rapid evaluation of fuel cell catalyst durability, identification of degradation mechanisms
Researchers at the College of Engineering at Seoul National University have developed an innovative technology for rapid durability assessment and identification of degradation mechanisms of hydrogen fuel cell catalysts.
22 hours ago
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Engineering
3D printing shines in overcoming headlight lens manufacturing challenges
A recent study has demonstrated the benefits of using 3D printing to make headlight lenses. The results highlight the ability of additive manufacturing to overcome the limitations of traditional manufacturing methods for ...
23 hours ago
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Consumer & Gadgets
Amsterdam experiment shows how households can cut energy costs by about 50%
Many people around the globe are living in energy poverty, meaning they spend at least 8% of their annual household income on energy. Addressing this problem is not simple, but an experiment by MIT researchers shows that ...
Jan 13, 2025
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