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Energy & Green Tech
Cool roofs outperform green roofs in urban climate modeling study
Painting roofs white or covering them with a reflective coating would be more effective at cooling cities like London than vegetation-covered "green roofs," street-level vegetation or solar panels, finds a new study led by ...
36 minutes ago
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Think you're funny? ChatGPT might be funnier
A study comparing jokes by people versus those told by ChatGPT shows that humans need to work on their material.
17 hours ago
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Lab creates world's first anode-free sodium solid-state battery
UChicago Pritzker Molecular Engineering Prof. Y. Shirley Meng's Laboratory for Energy Storage and Conversion has created the world's first anode-free sodium solid-state battery.
23 hours ago
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Novel 3D stretchable electronic strip could spark new possibilities for wearable e-textiles
Researchers have developed a novel 3D stretchable electronic strip which is expected to open up a range of new possibilities in wearable electronic textiles.
23 hours ago
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Business
'Open-washing' generative AI: How Meta, Google and others feign openness
The past year has seen a steep rise in generative AI systems that claim to be open. But how open are they really? New research shows there's widespread practice of "open-washing" by companies like Meta and Google: claiming ...
18 hours ago
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Software
New open-source software for quantum cryptography is greater than the sum of its parts
Accurate models of real-world scenarios are important for bringing theoretical and experimental research together in meaningful ways. Creating these realistic computer models, however, is a very large undertaking. Significant ...
20 hours ago
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Business
How to increase the rate of plastics recycling
While recycling systems and bottle deposits have become increasingly widespread in the U.S., actual rates of recycling are "abysmal," according to a team of MIT researchers who studied the rates for recycling of PET, the ...
22 hours ago
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Software
Meta releases four new publicly available AI models for developer use
A team of AI researchers at Meta's Fundamental AI Research team are making four new AI models publicly available to researchers and developers creating new applications. The team has posted a paper on the arXiv preprint server ...
Energy & Green Tech
New non-fullerene acceptor helps achieve 20.2% efficiency in organic solar cells
In recent years, engineers have introduced a wide range of photovoltaic (PV) solutions that could facilitate the sustainable generation of electricity worldwide. These include organic solar cells (OSCs), PV devices that use ...
Engineering
New design approach identifies routes to stronger titanium alloys
Titanium alloys are essential structural materials for a wide variety of applications, from aerospace and energy infrastructure to biomedical equipment. But like most metals, optimizing their properties tends to involve a ...
Jul 2, 2024
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Energy & Green Tech
Scientists develop new electrolytes for low-temperature lithium metal batteries
Electric vehicles, large-scale energy storage, polar research and deep space exploration all have placed higher demands on the energy density and low-temperature performance of energy storage batteries. In recent years, lithium ...
Jul 2, 2024
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Energy & Green Tech
'Nearly sustainable' hydrogen could cut ammonia production emissions by 95%
Whether sustainably produced hydrogen needs to be 100% green is currently under debate. Using the production of ammonia and artificial fertilizer as examples, researchers have calculated that "nearly sustainable" hydrogen ...
Jul 2, 2024
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Energy & Green Tech
Viologen redox flow batteries offer an alternative to vanadium
A technology has been developed to replace the active material in large-capacity ESS "redox flow batteries" with a more affordable substance.
Jul 2, 2024
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Energy & Green Tech
Study employs image-recognition AI to determine battery composition and conditions
An international collaborative research team has developed an image recognition technology that can accurately determine the elemental composition and the number of charge and discharge cycles of a battery by examining only ...
Jul 2, 2024
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Electronics & Semiconductors
Researchers demonstrate second-generation digital display with perovskite light-emitting diodes
A team of microelectronic engineers affiliated with several institutions in China, working with a colleague from Sweden, has demonstrated a second-generation digital display screen that uses perovskite light-emitting diodes ...
Engineering
Evidently efficient: Self-organization of informal bus lines in the Global South
Public transport systems vary widely around the world. Developed countries in the Global North usually have centrally planned public transport systems with fixed routes and timetables.
Jul 2, 2024
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