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Science News Archive 2025 - Page 391


Page 391 of 574

Chicken ‘woody breast’ detection improved with advanced machine learning model

A new machine learning model, NAS-WD, has improved the accuracy of detecting 'woody breast' in chicken meat to 95%, allowing for better quality assurance and customer confidence. The model uses hyperspectral imaging to analyze complex data from images, enabling more accurate detection than traditional methods.

SourceUniversity of Arkansas System Division of Agriculture·JournalArtificial Intelligence in Agriculture·TypeImaging analysis·DateFeb 10, 2025

Poor childhood social and cognitive skills combo linked to teens’ poor exam results

A study published in the Archives of Disease in Childhood found that children with poor social and cognitive skills during childhood are more likely to fail their GCSE exams. The research, based on data from the UK Millennium Cohort Study, suggests that these issues may account for around 17% of exam fails among 16-year-olds.

SourceBMJ Group·JournalArchives of Disease in Childhood·TypeData/statistical analysis·DateFeb 10, 2025

Promoter editing enables researchers to develop heat-tolerant cotton germplasms in response to global warming

Researchers use CRISPR/Cas9 and CRISPR/Cpf1 genome editing to precisely edit the promoter region of key high-temperature-responsive gene GhCKI, leading to improved anther development and heat tolerance in cotton. The breakthrough provides novel genetic resources for breeding heat-tolerant cotton varieties.

SourceScience China Press·JournalScience China Life Sciences·TypeExperimental study·DateFeb 10, 2025

Impact of intermediate-term oral contraceptive use on oxidative stress, lipid profile, and liver function in Iraqi women

This study found that intermediate-term oral contraceptive use was associated with lower antioxidant levels and higher triglyceride and low-density lipoprotein levels. Regular monitoring of these parameters is recommended for OCP users to mitigate potential metabolic and hepatic effects.

SourceXia & He Publishing Inc.·JournalExploratory Research and Hypothesis in Medicine·DateFeb 10, 2025

Researchers are driving the charge of zero emissions

A study by Virginia Tech researchers found that electric vehicles generally produce less non-exhaust emissions than gasoline-powered vehicles when driving in city conditions. The research also highlights the environmental benefits of regenerative braking, which reduces brake abrasion emissions.

SourceVirginia Tech·JournalTransportation Research·DateFeb 10, 2025

Higher pollinator diversity in calcareous grasslands

A recent study reveals that smaller arable fields and organic farming are crucial for maintaining high pollinator diversity in calcareous grasslands. The research team found that these factors significantly increase the abundance of flowers, nesting sites, and various wild insect species, particularly endangered ones.

SourceUniversity of Würzburg·JournalProceedings of the Royal Society B Biological Sciences·TypeObservational study·DateFeb 10, 2025

Trump's 2024 election victory: A double-edged sword for the US stock market

A new study from the University of Surrey finds that Trump's election victory led to significant abnormal returns in stock prices, particularly among small-cap firms and energy sectors. The research highlights the complex landscape of investor responses to major political events, with both optimism and fear driving market dynamics.

SourceUniversity of Surrey·JournalEconomics Letters·TypeObservational study·DateFeb 10, 2025

Quantum imaging breakthrough achieved with ultra-thin nonlinear metasurfaces

Scientists achieved a quantum imaging breakthrough with an ultra-thin nonlinear metasurface, combining ghost imaging and all-optical scanning methods to reconstruct images with exceptional resolution. This approach eliminates the need for bulky nonlinear crystals and enables compact, highly tunable platforms for quantum imaging.

Pennington Biomedical’s Dr. Kaja Falkenhain awarded postdoctoral fellowship from the American Heart Association

Dr. Kaja Falkenhain, a postdoctoral researcher at Pennington Biomedical Research Center, has been awarded a postdoctoral fellowship from the American Heart Association. The fellowship will support her research project on studying brain reward circuitry and cravings in relation to obesity medication and modern food environment.

Less, but more: A new evolutionary scenario marked by massive gene loss and expansion

A new evolutionary framework called “less, but more” extends the previous model in terms of the importance of gene loss as an evolutionary driving force. Gene loss reduces the number of FGF growth factor gene families from eight to two, which then double over evolution to generate a total of ten genes.

SourceUniversity of Barcelona·JournalMolecular Biology and Evolution·TypeExperimental study·DateFeb 10, 2025

Flexible and resilient: TU Freiberg team investigates cell function of newly discovered algae species

Researchers at TU Freiberg investigate the cell function of newly discovered algae species Streptofilum arcticum, which exhibits flexible and resilient properties. The study reveals unique adaptations enabling the algae to survive in dry, cold Arctic soils and withstand climate fluctuations.

SourceUniversity of Freiberg / TU Bergakademie Freiberg·JournalEnvironmental Microbiology·TypeImaging analysis·DateFeb 10, 2025

Novel bacteria parasitizing archaea

Researchers at Hokkaido University have successfully cultivated an ultrasmall bacterial strain that parasitizes methanogenic archaea, inhibiting their growth. This discovery represents the first successful cultivation of such bacteria and proposes a new phylum Minisyncoccota, advancing our understanding of microbial ecology.

SourceHokkaido University·JournalINTERNATIONAL JOURNAL OF SYSTEMATIC AND EVOLUTIONARY MICROBIOLOGY·TypeExperimental study·DateFeb 10, 2025

Scientists from the Woods Hole Oceanographic Institution identify heat-resistant kelp strain

Researchers from the Woods Hole Oceanographic Institution have identified a new strain of kelp with natural adaptations to cope with heat, which could help sustainably farm food and feed. The study found that crossbreeding heat-tolerant gametophytes produced offspring with improved growth under heat stress.

SourceWoods Hole Oceanographic Institution·JournalJournal of Applied Phycology·TypeObservational study·DateFeb 10, 2025

Rice-BCM research enables detection of hazardous chemicals in human placenta with unprecedented speed and precision

The new method enables accurate detection of polycyclic aromatic hydrocarbons (PAHs) and their derivatives (PACs) in placental samples, providing critical insights into maternal and fetal health. This breakthrough could inform public health measures and improve fetal and maternal health outcomes.

SourceRice University·JournalProceedings of the National Academy of Sciences·TypeExperimental study·DateFeb 10, 2025

Researchers from South Korea reveal how gender shapes perceptions of safety in urban parking spaces

A study by Seoul National University researchers found that men and women prioritize different aspects of visibility in urban spaces, with men focusing on clear views and women concerned with unexpected threats. The research suggests designing piloti parking spaces with transparent fences and minimizing blind spots can reduce crime anx...

SourceSeoul National University of Science & Technology·JournalFrontiers of Architectural Research·TypeExperimental study·DateFeb 10, 2025

Mammal-like tails most promising for acrobatic robots

A team of researchers found that mammalian tails can form complex curves and enable body rotations in mid-air, challenging the conventional design of robotic tails. The study suggests that tail structure optimized for inertial maneuvering could be applied to robots, improving their performance and efficiency.

SourceUniversity of Michigan·JournalJournal of The Royal Society Interface·DateFeb 10, 2025

Born too late? Climate change may be delaying births

A new study found that exposure to outdoor air pollution and extreme temperatures during pregnancy increases the risk of prolonged pregnancies. Prolonged pregnancy can lead to serious health implications for both mother and baby, including increased risk of stillbirth, birth complications, and emotional impacts on families.

SourceCurtin University·TypeCase study·DateFeb 10, 2025