A higher-yield fuel catalyst
Oak Ridge National Laboratory researchers have developed a new catalyst for converting ethanol into C3+ olefins—the chemical building blocks for renewable jet fuel and diesel—that pushes the amount produced to a record-high 88%, a more than 10%.....»»
Ancient volcanic eruption not a catalyst for early Homo sapiens cultural innovations, researchers say
An international team of researchers from the Universities of Tübingen (Dr. Armando Falcucci), Siena, and Bologna analyzed the cultural remains left by groups of early Homo sapiens at Grotta di Castelcivita in southern Italy, dating back to before t.....»»
New catalysts enable greener ester synthesis
A new catalyst may well catalyze a shift to greener chemistry. Chemists from Yokohama National University have successfully developed innovative catalysts containing two noble metals that demonstrate remarkable efficiency in ester-producing chemical.....»»
Compact cities found to have lower carbon emissions but poorer air quality, less green space and higher mortality rates
What types of cities exist in Europe and which are more favorable in terms of human health, environmental quality and carbon footprint? To answer these questions, a study led by the Barcelona Institute for Global Health (ISGlobal) has analyzed 919 Eu.....»»
GM to pay $145.8M penalty after U.S. finds excess emissions in 5.9 million vehicles
NHTSA said GM will pay a $145.8 million penalty for fuel economy compliance issues and cancel more than 30.6 million fuel economy credits for the 2008-2010 model years......»»
High-altitude cave used by Tibetan Buddhists yields a Denisovan fossil
Cave deposits yield bones of sheep, yaks, carnivores, and birds that were butchered. Enlarge / The Baishiya Karst Cave, where the recently analyzed samples were obtained. (credit: Dongju Zhang’s group (Lanzhou University)).....»»
July 4th Apple deals: M4 iPad Pro from $949, nano-texture $155 off, up to $500 off MacBook Pro, AirPods Max, more
The July 4th Apple deals are flooding in now with new all-time lows on the nano-texture M4 iPad Pro models at up to $155 off and even more starting from $929. We then move over to the base model M3 Pro MacBook Pro at $300 off with higher-end configs.....»»
GM to pay $145.8M penalty after U.S. finds excess emissions in 5.9 million vehicles, report says
NHTSA plans to announce GM will pay a $145.8 million penalty for fuel economy compliance issues and cancel more than 30.6 million CAFE credits for the 2008-2010 model years......»»
Inverse design method improves high-temperature performance of carbide coatings
The hot-end components of high-performance high-speed aircraft need to meet performance requirements such as long service life, wide temperature range oxidation resistance and ablation resistance. This puts forward higher requirements for high-temper.....»»
Swiss study of Portuguese immigrants looks into the impact of citizenship on identity
From the moment immigrants set eyes on acquiring citizenship in their host country—especially when they accept it as a nationality of higher status—they already begin to identify with the particular nation. Furthermore, they simultaneously grow a.....»»
New genomic tools for three modern cotton varieties could guide future breeding efforts
We live in an ever-changing and growing world. Changing climates, emerging pests, and other environmental stressors put pressure on the cash crops that feed and fuel the world. As we race to meet the growing demand for sustainable and high-quality fo.....»»
Framework Laptop 13 gets Core Ultra CPUs, cheaper Ryzens, and higher-res screens
Framework Laptop 13 gets its fourth major round of upgraded, modular parts. Enlarge / The Framework Laptop 13. (credit: Framework) Framework will release a fourth round of iterative updates and upgrade options for its Fr.....»»
New sulfur-free catalyst enables efficient green diesel production
Green diesel, a blend of diesel-grade hydrocarbons derived from renewable oils such as vegetable oils and animal fats, offers a promising alternative to traditional petroleum diesel. With a chemical composition similar to petroleum diesel, it integra.....»»
Reduced sulfur content in shipping fuel associated with increased maritime atmospheric warming
An 80% reduction in sulfur dioxide shipping emissions observed in early 2020 could be associated with substantial atmospheric warming over some ocean regions, according to a modeling study published in Communications Earth & Environment. The sudden d.....»»
Deforestation in Brazil"s Cerrado higher than in Amazon: Report
Deforestation in Brazil's Cerrado region, a vast tropical savanna renowned for its rich biodiversity, increased sharply in 2023 and overtook that of the Amazon, according to a report published Tuesday......»»
Submerged homes, heat waves fuel Mexico climate angst
Waves wash over abandoned homes in a Mexican village slowly being swallowed by the sea—a symbol of the climate change effects being felt by the major fossil fuel producer......»»
Chemists Chase ‘Clean’ Ammonia to Replace Shipping Fuel
President Biden’s climate law is funding “green ammonia” projects in hopes of using the chemical to more cleanly power the grid, fuel cargo ships and make fertilizer.....»»
Federal circuit says GM must meet higher standard for design patent protection
The ruling will increase scrutiny on design patents, making it easier for third-party manufacturers to produce spare parts for vehicles, a change that could reduce the cost of repairs......»»
Saltmarshes do store carbon, but their climate impact may have been overestimated
Saltmarshes, or tidal marshes, are able to capture carbon dioxide from the atmosphere and lock it away at a far higher rate than even forests on land. This has lead to them being championed as a nature-based solution to climate change. However, our r.....»»
Observations explore open cluster NGC 1513
Using the National Astronomical Observatory (OAN) in Mexico, astronomers have observed an open cluster known as NGC 1513. Results of the observations, presented in a paper published May 16 on the pre-print server arXiv, yield crucial information rega.....»»
If You Use These 3 Phrases, You Have Higher Emotional Intelligence Than Most, Psychologists Say
If You Use These 3 Phrases, You Have Higher Emotional Intelligence Than Most, Psychologists Say.....»»