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Science News Archive July 2024 - Page 30


Page 30 of 41

From genomes to gardens: introducing the HortGenome Search Engine for horticultural crops

The HortGenome Search Engine (HSE) provides easy access to extensive genomic data from over 500 plant species, enabling researchers to quickly pinpoint genes associated with desirable traits. This enables the breeding of crop varieties that are more nutritious, resilient, and compatible with sustainable agricultural practices.

High throughput prediction of sugar beet root weight and sugar content in a breeding field using UAV derived growth dynamics

A UAV-based method was developed to accurately predict sugar beet root weight and sugar content, improving breeding efficiency and cultivar development. The approach achieved significant correlation coefficients (R^2 = 0.89 for RW and 0.83 for SC) using canopy coverage and height data.

SourceNanjing Agricultural University The Academy of Science·JournalPlant Phenomics·TypeExperimental study·DateJul 9, 2024

Super-resolution machining of single crystalline sapphire by GHz burst mode femtosecond laser-induced plasma assisted ablation

Researchers demonstrate high-performance micromachining of single crystalline sapphire using GHz burst mode femtosecond laser-induced plasma assisted ablation. The process achieves higher ablation efficiency, improved quality and better fabrication resolution compared to single-pulse mode laser direct ablation.

SourceCompuscript Ltd·JournalOpto-Electronic Science·DateJul 9, 2024

Risky drinkers most at risk: Ads from sports broadcasts significantly increase alcohol urges

New Edith Cowan University research shows that exposure to alcohol advertisements during national sports broadcasts significantly increases cravings in people with risky drinking behaviors. The study found a significant increase in alcohol cravings among risky drinkers, particularly those with a preference for the advertised beverage.

SourceEdith Cowan University·JournalHealth Promotion Journal of Australia·TypeSurvey·DateJul 9, 2024

Novel two-step electrolysis of water suggested for hydrogen production

Researchers developed advanced cobalt-doped nickel hydroxide bipolar electrodes and non-noble metal catalysts to improve the efficiency and stability of two-step water electrolysis for hydrogen production. The new method enables low cell voltages, high decoupling efficiency, and high energy conversion efficiency.

SourceHefei Institutes of Physical Science, Chinese Academy of Sciences·JournalJournal of Colloid and Interface Science·DateJul 9, 2024

Robert A. Rissman, Ph.D., receives the 2024 Alzheimer Award

Dr. Rissman's research uses plasma Aβ42/Aβ40 ratio to predict brain amyloid PET positivity and identify individuals at risk for Alzheimer's disease. His findings demonstrate the potential of a blood test to screen for amyloid in preclinical AD trials.

SourceIOS Press·JournalJournal of Alzheimer’s Disease·TypeMeta-analysis·DateJul 9, 2024

Study examines tree adaptability to climate change

A recent study found that tree species can sustain life in temperatures higher or lower than where they are currently growing. The research revealed that trees have overlapping potential niches that extend beyond their realized niches, allowing them to expand their ranges. This new understanding challenges current methods for predictin...

SourceUniversity of Wyoming·JournalScience·TypeMeta-analysis·DateJul 9, 2024

An approach for robust facial attribute classification

Researchers proposed a WS-SE approach for FAC, incorporating frequency-domain and image-domain features with channel attention, achieving more efficient performance than CNN. The study also introduces a learning strategy from a causal view to exploit attribute label relationships, enabling high-confidence effect attribute inference.

SourceHigher Education Press·JournalFrontiers of Computer Science·TypeExperimental study·DateJul 9, 2024

Study investigates vascular dysfunction as mechanism underlying link between heart and bone health in older adults

Researchers linked impaired blood vessel function with lower bone density and worse bone microstructure, but found no independent causal pathway. The study suggests shared risk factors may be more important in the development of osteoporosis than vascular dysfunction.

SourceHebrew SeniorLife Hinda and Arthur Marcus Institute for Aging Research·JournalJournal of Bone and Mineral Research·DateJul 9, 2024

New method could yield fast, cross-country quantum network

Researchers at University of Chicago PME have outlined a new approach to building long quantum channels using vacuum sealed tubes with spaced-out lenses. These channels can transmit quantum information over thousands of kilometers, enabling large-scale quantum networks that can process tens of terabytes of data per second.

SourceUniversity of Chicago·JournalPhysical Review Letters·DateJul 9, 2024

Penn pioneers a 'one-pot platform' to promptly produce mRNA delivery particles

The University of Pennsylvania team has pioneered a novel 'one-pot platform' to produce mRNA delivery particles, accelerating the synthesis process and enabling precise targeting of specific organs. The approach leverages click-like chemistry to create lipid nanoparticles with biodegradable components, enhancing mRNA delivery into cells.

SourceUniversity of Pennsylvania·JournalNature Chemistry·TypeExperimental study·DateJul 9, 2024

Scientists design method to lessen reliance on air conditioning

Scientists have developed a new method to reduce dependence on air conditioners by utilizing natural ventilation techniques in buildings. The study, conducted on a prototype building in the UAE, shows that passive cooling can lower indoor temperature by 0.7 degrees centigrade, with potential energy consumption reduction.

SourceUniversity of Sharjah·JournalJournal of Architectural Engineering·TypeExperimental study·DateJul 9, 2024

The new paradigm in volunteering -- and how organizations can adapt to "neither-growing-nor-fading" brand relationships

New volunteers seek flexibility and opportunity, often showing a weaker sense of affiliation with organizations. Organizations can effectively cultivate these relationships by establishing physical infrastructure, providing training and competence-building activities, and communicating a compelling narrative.

SourceAmerican Marketing Association·JournalJournal of Marketing·DateJul 9, 2024

Archaeologists report earliest evidence for plant farming in east Africa

Archaeologists have uncovered evidence of early plant farming in east Africa, revealing a pattern of gradual introductions of different crops that originated from different parts of the continent. The study found domesticated cowpea, sorghum, and finger millet seeds dating back to around 2,300 years ago.

SourceWashington University in St. Louis·JournalProceedings of the Royal Society B Biological Sciences·DateJul 9, 2024

Mechanism of phosphorylation in TREK channels offers therapeutic potential

Researchers analyzed TREK channels and found that phosphorylation plays a central role in their opening and closing. The study reveals critical interactions between protein dynamics and the channel's selectivity filter. This understanding paves the way for developing new small molecule modulators to target TREK channels.

SourceLeibniz-Forschungsinstitut für Molekulare Pharmakologie·JournalNature Communications·TypeComputational simulation/modeling·DateJul 9, 2024

Arabidopsis PDLP7 modulated plasmodesmata function is related to BG10-dependent glucosidase activity required for callose degradation

This study reveals that Arabidopsis PDLP7 plays a crucial role in regulating plasmodesmata function and plant antiviral defenses. The protein interacts with glucan endo-1,3-β-glucosidase 10 (BG10) to facilitate callose degradation, leading to increased β-1,3-glucanase activity and reduced viral transmission.

SourceScience China Press·JournalScience Bulletin·DateJul 9, 2024

Researchers examine economic effects on technological advancements of blue hydrogen production

Researchers estimate the expected outcomes in long-term expenses as those hydrogen production pathways evolve. The study concludes that experience from deploying blue hydrogen projects will help lower future costs, while extended tax incentives for carbon sequestration can significantly reduce costs further.

SourceUniversity of Wyoming·JournalNature Communications·TypeData/statistical analysis·DateJul 9, 2024

Mining rare earth metals from electronic waste

A team of researchers has developed a simple and efficient method to separate and recover rare earth metals from complex mixtures, including Europium. This approach uses tetrathiometallates to reduce the need for chemical- and energy-intensive separation processes, making it a more environmentally friendly and economically viable option.

SourceETH Zurich·JournalNature Communications·DateJul 9, 2024

Mayo Clinic marks medical milestone with world’s first known successful total larynx transplant performed in a patient with an active cancer as part of a clinical trial

Mayo Clinic's surgical team successfully performed the rare procedure, which included multiple organs, on a Massachusetts man with a rare form of laryngeal cancer. The landmark surgery, conducted as part of a clinical trial, marks a significant step towards making larynx transplantation available to a wider population.

SourceMayo Clinic·JournalMayo Clinic Proceedings·DateJul 9, 2024

Study reveals racial disparities in Huntington’s disease diagnoses

A new study by UCLA Health reveals racial disparities in Huntington's disease diagnoses, with Black patients receiving diagnoses one year later than White patients. The study analyzed nearly 5,000 patient data points and found that these disparities may exacerbate underrepresentation of minority groups in clinical trials.

SourceUniversity of California - Los Angeles Health Sciences·JournalNeurology Clinical Practice·TypeData/statistical analysis·DateJul 9, 2024