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Science News Archive 2025 - Page 22


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Robots that spread and forget like humans: DGIST cuts driving time by 30% with physical AI

A new Physical AI technology cuts driving time for robots in logistics centers and smart factories by up to 30%, improving navigation efficiency through social behavior modeling. The tech allows robots to forget unnecessary information, share important details, and achieve more efficient cooperative navigation.

SourceDGIST (Daegu Gyeongbuk Institute of Science and Technology)·JournalJournal of Industrial Information Integration·DateSep 29, 2025

Simultaneous synthesis of all 21 types of tRNA in vitro

Scientists have created a novel method to synthesize all 21 types of transfer RNA (tRNA) simultaneously in a test tube using the tRNA array method. This breakthrough allows for precise control over protein synthesis and has significant implications for the development of artificial molecular systems with self-reproducing capabilities.

Scientists map the navigation styles of wild cats and dogs

A University of Maryland-led study found that wild canids create and stick to specific travel routes within their territories, while felids tend to roam more freely. The research challenges traditional assumptions about animal movement and has implications for conservation and management of at-risk mammalian carnivores globally.

SourceUniversity of Maryland·JournalProceedings of the National Academy of Sciences·TypeData/statistical analysis·DateSep 29, 2025

Why implant flexible "grippers" in the nanospace?

The study implants flexible aliphatic grippers in confined nanocavities to enhance the cage's affinity for cyclohexane and improve its cavity efficiency. This unique approach positions the structure as a promising candidate for developing efficient host-guest partnerships.

SourceScience China Press·JournalNational Science Review·TypeExperimental study·DateSep 29, 2025

Nordic dietary guidelines associated with longer life

A new study from Aarhus University finds that following the Nordic dietary guidelines is associated with a 23% lower mortality rate among middle-aged Swedish men and women. The guidelines emphasize whole grains, legumes, fish, and low-fat dairy products, while reducing meat consumption and added sugar.

SourceAarhus University·JournalJournal of Nutrition·TypeSystematic review·DateSep 29, 2025

Soldiers deployed to a war zone adversely affects intimate partners, long after the service member has returned home

A new study found that deployment to a combat zone can have long-lasting effects on intimate partners, including increased stress and poor relationship quality. Researchers followed a sample of U.S. Army soldiers from before deployment to eight years later, discovering a link between veterans' cognitive decline and partner stress.

SourceBoston University School of Medicine·JournalPsychological Trauma Theory Research Practice and Policy·TypeData/statistical analysis·DateSep 29, 2025

Nacre-derived biphasic calcium phosphate composite scaffolds with dual osteogenic/angiogenic potential for efficient bone defect repair

Researchers developed nacre-derived biphasic calcium phosphate composite scaffolds that combine osteogenic and angiogenic functions, accelerating bone regeneration and promoting vascular growth. These 'smart scaffolds' show great promise for efficient bone defect repair and could serve as a bone graft substitute.

SourceELSP·JournalBiofunctional Materials·TypeExperimental study·DateSep 29, 2025

Hospitals with resuscitation care units save lives, shorten stays and cut costs

A new study by Boston University School of Medicine researchers found that dedicated RCU's in emergency departments improved patient outcomes while reducing hospital stays and costs. The study showed that RCUs led to improved efficiency, documentation, and reimbursement for the hospital.

SourceBoston University School of Medicine·JournalWestern Journal of Emergency Medicine·TypeData/statistical analysis·DateSep 29, 2025

By studying yellow warbler, researchers hope to better understand response to rapid climate change in wild species

A new research paper from Colorado State University finds that precipitation levels are the key environmental factor influencing genetic variation in the warbler's beak, which is crucial for heat retention. The study reveals that birds struggling to adapt to climate change experience higher stress levels and population declines.

SourceColorado State University·JournalProceedings of the National Academy of Sciences·DateSep 29, 2025

Cambridge scientist uncovers cunning way to double the sales of the famous Greggs Vegan Sausage Roll – and in an open letter, shares the technique with key people at Greggs

A new strategy to increase low-emission food consumption has been found effective in controlled choice experiments with 3,000 participants. The 'nudge by proxy' approach highlights consumer motivations rather than environmental impacts, significantly outperforming traditional carbon footprint labelling.

Tailored collagen binding of albumin-fused hyperactive coagulation factor IX dictates in vivo distribution and functional properties

Researchers designed long-acting human albumin-fused FIX variants with unique pharmacokinetic properties, including extended plasma half-lives and enhanced extravascular distribution. The findings endorse the use of engineered albumin-fused FIX variants as personalized therapy options for hemophilia B.

SourceUniversity of Oslo, Ullevaal University Hospital·JournalNature Communications·DateSep 29, 2025

American College of Cardiology issues scientific statement on inflammation and cardiovascular disease

The American College of Cardiology has released a scientific statement on inflammation and its connection to various cardiovascular diseases, including coronary artery disease and heart failure. The statement confirms years of research confirming the importance of inflammation as an underlying contributor to CVDs.

SourceAmerican College of Cardiology·JournalJournal of the American College of Cardiology·DateSep 29, 2025

New tool identifies proteins that control gene activity

Researchers developed a molecular tool called SCOPE that can capture proteins binding to DNA, enabling identification of protein regulators. The tool was used to discover new protein regulators of human stem cell-related genes, revealing the roles of two proteins in maintaining stem cells and one in inducing differentiation.

SourceWeill Cornell Medicine·JournalProceedings of the National Academy of Sciences·DateSep 29, 2025

Diversity in forest management promotes biodiversity

Researchers found that species diversity is highest in landscapes with 60% unmanaged forests and 40% intensively managed forests. Extensively managed forests contribute little to support species richness, but improving their ecological performance can help maintain forest biodiversity.

SourceUniversity of Göttingen·JournalProceedings of the National Academy of Sciences·TypeObservational study·DateSep 29, 2025

DGIST professor Cheol Song’s research team successfully developed an optical interference sensor system for simultaneous ultra-precise force and depth measurement

The researchers successfully developed an optical interferometer-based sensor system that can simultaneously measure ultra-precise force and depth information. The sensor system uses principles of optical coherence tomography (OCT) and Fabry–Pérot interferometry, enabling stable measurements even with inconsistent speed.

SourceDGIST (Daegu Gyeongbuk Institute of Science and Technology)·JournalIEEE/ASME Transactions on Mechatronics·DateSep 29, 2025

Cell death in microalgae resembles that in humans

Scientists at Umea University have observed programmed cell death in microalgae, similar to humans, revealing a more ancient and widespread pathway. This discovery challenges the evolutionary origin of programmed cell death (PCD) and has potential implications for managing harmful algal blooms and improving biotechnology.

SourceUmea University·JournalNature Communications·TypeExperimental study·DateSep 29, 2025

Automatically disadvantaged? What benefit recipients think about the use of AI in welfare decisions

A recent study found that social benefit recipients have significant reservations about AI-supported decisions, rejecting them more frequently than non-recipients. The study also revealed that non-recipients systematically overestimate the willingness of affected individuals to trust AI.

SourceMax Planck Institute for Human Development·JournalNature Communications·TypeData/statistical analysis·DateSep 29, 2025

Steel making could get a makeover

Researchers at the University of Minnesota have developed a new method for producing iron that eliminates CO2 emissions and can be performed at room temperature. The process uses hydrogen gas plasma to strip oxygen from iron ore, producing pure iron and water vapor.

SourceUniversity of Minnesota·JournalNature Communications·DateSep 29, 2025

QQM Checklist enhances research quality appraisal across quantitative, qualitative and mixed methods

A new tool called the QQM Checklist has been developed to address gaps in existing methods for evaluating quantitative, qualitative, and mixed-methods studies. The checklist is a concise, versatile tool that enhances rigor in assessing diverse study types and supports more transparent, evidence-based decisions.

SourceECNU Review of Education·JournalECNU Review of Education·TypeSystematic review·DateSep 29, 2025

‘Alarming’ rise in newborn babies with antibiotic-resistant infections, researchers find

A study published in The Lancet Regional Health – Western Pacific found that most newborn infections in Southeast Asia are caused by bacteria unlikely to respond to current treatments, highlighting the need for updated diagnostic and treatment guidelines. Locally relevant data is crucial for guiding routine medical decisions, and new a...

SourceUniversity of Sydney·JournalThe Lancet Regional Health - Western Pacific·TypeObservational study·DateSep 29, 2025

Intensity-modulated radiation therapy (IMRT) matches proton therapy in patient-reported outcomes for oropharyngeal cancer

A phase III trial finds that intensity-modulated radiation therapy (IMRT) and proton beam therapy resulted in similar quality-of-life outcomes and low rates of side effects for people with locally advanced oropharyngeal cancer. Excellent tumor control and fewer long-term side effects were seen with both treatments.