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Science News Archive 2023 - Page 251


Page 251 of 444

Air quality stations have collected vast stores of DNA by accident, a potentially “game-changing” discovery for tracking global biodiversity

Researchers found an astonishing record of biodiversity trapped on air quality filter samples in the UK, including over 180 plant and animal species. The study suggests that existing air quality monitoring networks could be used to track terrestrial biodiversity on a continental scale.

SourceCell Press·JournalCurrent Biology·TypeExperimental study·DateJun 5, 2023

Mix and Match: How a Methanogen creates its own sulfate reduction machinery

Researchers discovered a methanogen that converts sulfate into a cellular building block, reassembling a metabolic pathway piece by piece. The microbe assembled the first sulfate assimilation pathway from a methanogen, using genetic tricks to overcome energetic costs and toxic intermediates.

SourceMax Planck Institute for Marine Microbiology·JournalNature Microbiology·DateJun 5, 2023

Coaxing hair growth in aging hair follicle stem cells

Researchers at Northwestern University have discovered a way to soften stiff hair follicle stem cells, enabling them to grow hair again. By boosting the production of microRNA-205, they promote hair growth in both young and old mice, offering potential for human hair regrowth.

SourceNorthwestern University·JournalProceedings of the National Academy of Sciences·TypeExperimental study·DateJun 5, 2023
SAMSUNG T9 Portable SSD 2TB

SAMSUNG T9 Portable SSD 2TB transfers large imagery and model outputs quickly between field laptops, lab workstations, and secure archives.

Healthy vascular fat during menopause may stave off dementia later in life

Researchers found that women with higher-quality cardiovascular fat during midlife had stronger long-term memory and lower inflammation, while those with lower-quality fat had worsening working memory. The study suggests that taking care of heart health during menopause may protect brain health and reduce dementia risk.

SourceUniversity of Pittsburgh·JournalAlzheimer s & Dementia·TypeObservational study·DateJun 5, 2023

Microbes key to sequestering carbon in soil

A recent study has found that microbes play a crucial role in storing carbon in the soil, with a four-fold greater importance than other processes. This breakthrough could lead to improved soil health and increased food security through targeted farm management practices.

SourceCornell University·JournalNature·DateJun 5, 2023

FOR IMMEDIATE RELEASE: Mount Sinai experts present research at SLEEP 2023

Researchers from Mount Sinai Health System presented new findings on the impact of customized lighting on inpatient sleep, a machine-learned combination of ventilatory, hypoxic, and arousal burdens, and the effects of obstructive sleep apnea and insomnia on cognitive impairment. The studies aim to improve sleep timing and duration, dia...

SourceThe Mount Sinai Hospital / Mount Sinai School of Medicine·JournalSLEEP·DateJun 5, 2023
Apple iPhone 17 Pro

Apple iPhone 17 Pro delivers top performance and advanced cameras for field documentation, data collection, and secure research communications.

Webb maps surprisingly large plume jetting from Saturn’s moon Enceladus

Astronomers have detected a surprisingly large water vapor plume spanning over 6,000 miles from Saturn's moon Enceladus using the James Webb Space Telescope. The plume extends far beyond its release region at the southern pole and feeds the torus of Saturn's outermost ring, with 30% of the water staying within it.

SourceNASA/Goddard Space Flight Center·JournalNature Astronomy·DateJun 5, 2023

Quantum computers are better at guessing, new study demonstrates

Researchers at USC Viterbi School of Engineering achieved a quantum speedup advantage in a bitstring guessing game, managing strings up to 26 bits long by suppressing errors. The study demonstrates that with proper error control, quantum computers can execute complete algorithms with better scaling, even in the NISQ era.

SourceUniversity of Southern California·JournalPhysical Review Letters·TypeExperimental study·DateJun 5, 2023

Childhood maltreatment predicts adult emotional difficulties

A new meta-analysis suggests a strong link between childhood maltreatment and adult alexithymia, with three types of child maltreatment - emotional neglect, physical neglect, and sexual abuse - being particularly predictive. This can lead to difficulties in identifying and describing emotions, harming social and intimate relationships.

SourceStanford University·JournalPsychological Bulletin·DateJun 5, 2023

Previously unknown antibiotic resistance widespread among bacteria

A new study reveals that previously unknown antibiotic resistance genes are widespread in bacteria across various environments, including the human microbiome. The findings suggest that these genes can pose a significant threat to human health, highlighting the need for enhanced understanding of their development and spread.

SourceChalmers University of Technology·JournalMicrobiome·TypeData/statistical analysis·DateJun 5, 2023
Creality K1 Max 3D Printer

Creality K1 Max 3D Printer rapidly prototypes brackets, adapters, and fixtures for instruments and classroom demonstrations at large build volume.

ASCO: Axi-cel significantly improves survival in patients with early relapsed or refractory large B-cell lymphoma

A Phase III trial found that axicabtagene ciloleucel (axi-cel) significantly improved overall survival and progression-free survival in patients with early relapsed or refractory large B-cell lymphoma, compared to standard therapy. The estimated four-year survival rate was 54.6% with axi-cel.

SourceUniversity of Texas M. D. Anderson Cancer Center·JournalNew England Journal of Medicine·DateJun 5, 2023

Moving towards a more inclusive approach to medicine

A new human pangenome reference has been released, representing the genetic diversity of 47 individuals from around the world. This development may lead to breakthroughs in targeted medical treatments and a better understanding of disease responses, as regions previously missed are now being explored.

SourceMcGill University·JournalNature·DateJun 5, 2023
GoPro HERO13 Black

GoPro HERO13 Black records stabilized 5.3K video for instrument deployments, field notes, and outreach, even in harsh weather and underwater conditions.

Amid volumes of mobile location data, new framework reduces consumers’ privacy risk, preserves advertisers’ utility

A new framework developed by Carnegie Mellon University researchers significantly reduces consumers' privacy risk while preserving advertisers' utility in mobile location data analysis. The framework uses machine learning to quantify personalized privacy risks and performs personalized data obfuscation.

SourceCarnegie Mellon University·JournalInformation Systems Research·DateJun 5, 2023

How studying poop may help us boost white rhino populations

A recent study found significant differences in the gut microbiome of female southern white rhinos that reproduced successfully versus those that did not. The researchers identified a particular genus of microbes that may be limiting reproductive success in captive breeding programs.

SourceNorth Carolina State University·JournalAnimal Microbiome·TypeObservational study·DateJun 5, 2023
Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C)

Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C) keeps Macs, tablets, and meters powered during extended observing runs and remote surveys.

Newly discovered brain mechanism linked to anxiety, OCD

Researchers at the University of Utah Health have made a groundbreaking discovery about the role of microglia in controlling anxiety-related behaviors. The study found that specific microglia populations activate anxiety behaviors while others dampen them, and these cells communicate with neurons to invoke behaviors.

SourceUniversity of Utah·JournalMolecular Psychiatry·TypeExperimental study·DateJun 5, 2023

Striking gold with black, brown and red rice

International researchers have identified nutrient-rich black rice varieties with improved agronomic traits, including shorter stem length and early maturity. These findings provide important resources for crop bioengineers to improve pigmented rice for human health and sustainable agriculture.

SourceKing Abdullah University of Science & Technology (KAUST)·JournalNature Food·DateJun 5, 2023
Apple Watch Series 11 (GPS, 46mm)

Apple Watch Series 11 (GPS, 46mm) tracks health metrics and safety alerts during long observing sessions, fieldwork, and remote expeditions.

Disadvantaged neighbourhoods and depression symptoms associated with premature aging

A new study found that living in urban environments with material and social inequities is associated with premature biological aging. Depressive symptoms also accelerate epigenetic age acceleration, regardless of neighborhood deprivation. The researchers used DNA methylation-based estimators to examine aging at the cellular level and ...

SourceMcMaster University·JournalThe Journals of Gerontology Series A·TypeData/statistical analysis·DateJun 5, 2023

Pre-training in medical data: A survey

Pre-training in medical data tackles challenges such as data scarcity and privacy concerns using AI techniques like transfer learning and self-supervised learning. Recent advances and new frontiers of pre-training-based techniques are introduced, including applications to medical images, bio-signal data, EHR data, and multi-modality data.

SourceBeijing Zhongke Journal Publising Co. Ltd.·JournalMachine Intelligence Research·DateJun 5, 2023

Novel genetic screen provides clues on how a parasite bests the immune system

Researchers at Osaka University developed a highly reproducible genetic screen to investigate Toxoplasma's survival within hosts. The study identified IFN-γ-dependent and -independent virulence factors that promote parasite fitness, providing potential targets for treatment and prevention of toxoplasmosis.

SourceOsaka University·JournalCell Reports·TypeExperimental study·DateJun 5, 2023
Sky-Watcher EQ6-R Pro Equatorial Mount

Sky-Watcher EQ6-R Pro Equatorial Mount provides precise tracking capacity for deep-sky imaging rigs during long astrophotography sessions.

Webb telescope detects universe’s most distant organic molecules

A team of astronomers using the James Webb Space Telescope has detected complex organic molecules in a galaxy over 12 billion light-years away. The discovery suggests that the presence of these molecules does not necessarily indicate star formation, contradicting a long-held assumption.

SourceTexas A&M University·JournalNature·DateJun 5, 2023

A simple blood test can now diagnose De Vivo disease

Researchers have developed a simple blood test that can diagnose De Vivo disease, a rare and disabling neurological disorder. The test, called METAglut1, has a high sensitivity and specificity, allowing for accurate diagnosis in a short amount of time.

SourceInstitut du Cerveau (Paris Brain Institute)·JournalNeurology·TypeRandomized controlled/clinical trial·DateJun 5, 2023

Plants allocate enough carbon to underground mycorrhizal fungi equivalent to roughly one-third of carbon emitted yearly by fossil fuels

Researchers found that plants allocate a significant amount of carbon to mycorrhizal fungi, equivalent to roughly one-third of carbon emitted yearly by fossil fuels. This discovery highlights the importance of understanding fungal networks in soil ecosystems and their role in mitigating climate change.

SourceCell Press·JournalCurrent Biology·TypeExperimental study·DateJun 5, 2023
Apple MacBook Pro 14-inch (M4 Pro)

Apple MacBook Pro 14-inch (M4 Pro) powers local ML workloads, large datasets, and multi-display analysis for field and lab teams.

Researchers find major link between cardiovascular health and disorders such as carpal tunnel syndrome, rotator cuff tendinitis

A new study by the University of Utah Health reveals that people with higher cardiovascular disease risk are more likely to develop musculoskeletal disorders. The study suggests prioritizing cardiovascular health can help prevent these conditions and improve quality of life.

SourceUniversity of Utah Health·JournalJournal of Occupational and Environmental Medicine·TypeObservational study·DateJun 5, 2023

Tirzepatide has unique activity to stimulate insulin secretion

Researchers discovered tirzepatide's unique ability to activate both GLP-1 and GIP receptors, leading to increased insulin secretion. This finding validates the potential of multi-receptor agonists for treating metabolic diseases.

SourceDuke University Medical Center·JournalNature Metabolism·DateJun 5, 2023

Pumping the brakes on autoimmune disease

Researchers at Sanford Burnham Prebys have discovered a new treatment for autoimmune diseases using LY3361237, an antibody that activates BTLA to inhibit the immune system. The study provides insight into the molecular biology of the immune system and could lead to the development of more effective therapies.

SourceSanford Burnham Prebys·JournalStructure·DateJun 5, 2023

Muscle fibers: An unexpected organization revealed

Researchers at the University of Liège have made a groundbreaking discovery of a novel organisation of muscle fibres in Parophidion vassali, a fish that produces sounds using specialized muscles. This new arrangement of myofibrils forms an enormous network within the muscle fibre, potentially allowing for rapid contraction while retain...

SourceUniversity of Liège·JournalCell and Tissue Research·DateJun 5, 2023
Aranet4 Home CO2 Monitor

Aranet4 Home CO2 Monitor tracks ventilation quality in labs, classrooms, and conference rooms with long battery life and clear e-ink readouts.

A supervised hospital walking program may reduce nursing facility admissions for older adults

A supervised hospital walking program has been shown to reduce nursing facility admissions for older adults by lowering the proportion of patients discharged to skilled nursing facilities from 13% to 8%. However, low participation rates and limited impact on length of stay or inpatient falls were noted.

SourceAmerican College of Physicians·JournalAnnals of Internal Medicine·TypeRandomized controlled/clinical trial·DateJun 5, 2023

Breastfeeding for longer may be linked to better exam results in later life

A study published in Archives of Disease in Childhood found that children breastfed for longer had improved educational outcomes at age 16, with modest gains in academic achievement. The research analyzed data from the Millennium Cohort Study and found a strong association between breastfeeding duration and better exam results.

SourceBMJ Group·JournalArchives of Disease in Childhood·TypeData/statistical analysis·DateJun 5, 2023

Doctors test chest pain medication to treat hot flashes

Researchers at UCSF tested a nitroglycerin patch for treating menopausal women experiencing severe hot flashes. The study found short-term improvements, but benefits did not last past 12 weeks, with some side effects reported.

SourceUniversity of California - San Francisco·JournalJAMA Internal Medicine·DateJun 5, 2023

DNA sequencing in newborns reveals years of actionable findings for infants and families

Researchers from the BabySeq Project found that over 10% of newborns had unanticipated mutations in disease-associated genes, all medically actionable. The study prompted genetic testing, specialty consultations, and procedures among at-risk family members, including risk-reducing surgeries for mothers.

SourceBrigham and Women's Hospital·JournalAmerican Journal of Human Genetics·TypeRandomized controlled/clinical trial·DateJun 5, 2023
Sky & Telescope Pocket Sky Atlas, 2nd Edition

Sky & Telescope Pocket Sky Atlas, 2nd Edition is a durable star atlas for planning sessions, identifying targets, and teaching celestial navigation.

River diversions may cause microplastics to remain longer on land and in streams before reaching oceans

A new study reveals that diverting streams and rivers for irrigation can significantly extend the time microplastics spend in river catchments. Researchers found a strong link between urbanisation and microplastic concentrations, with microplastic loads increasing downstream of more urbanised areas.

SourceUniversity of Birmingham·JournalWater Research·TypeExperimental study·DateJun 5, 2023

Researchers illustrate how caregiver speech shapes infant brain

A team of researchers used MRI and audio recordings to demonstrate the association between caregiver speech and infant brain development. Infants who heard more words had slower-developing white matter, but eventually showed better linguistic performance when they began to talk.

SourceUniversity of Texas at Dallas·JournalDevelopmental Cognitive Neuroscience·TypeImaging analysis·DateJun 5, 2023

The research group led by Prof. Seung Hwan Ko, in Dept. of Mechanical Engineering in Seoul National University, developed liquid metal based stretchable room temperature soldering sticker patch

Researchers developed a liquid metal-based stretchable soldering sticker patch to resolve the issue of electrical connection between rigid chips and soft conductors. The technology uses freestanding liquid metal-nanowire composites to create a stable interface, allowing for direct connection between elastic electrodes and hard chips.

SourceSeoul National University·JournalAdvanced Functional Materials·DateJun 5, 2023
Garmin GPSMAP 67i with inReach

Garmin GPSMAP 67i with inReach provides rugged GNSS navigation, satellite messaging, and SOS for backcountry geology and climate field teams.

Association of immunotherapy duration with overall survival in advanced non–small cell lung cancer – this study is being released to coincide with a poster presentation at the 2023 ASCO annual meeting

A study published in JAMA Oncology suggests that stopping immunotherapy after two years for patients with advanced non–small cell lung cancer who remain responsive may be a reasonable strategy, providing sustained clinical benefit. The findings provide reassurance for patients and their healthcare providers.

SourceJAMA Network·JournalJAMA Oncology·DateJun 4, 2023

Real-world data suggests stopping immunotherapy after two years is reasonable in patients with advanced lung cancer

A retrospective cohort study suggests that stopping immunotherapy treatment at two years is a valid strategy without compromising overall survival. The researchers analyzed data from 1,091 patients and found similar overall survival probabilities between those who stopped treatment and continued it indefinitely.

SourceUniversity of Pennsylvania School of Medicine·JournalJAMA Oncology·DateJun 4, 2023

Researchers from Tel Aviv University and UCLA developed a method of deep-brain stimulation during sleep to improve memory consolidation

Researchers from Tel Aviv University and UCLA developed a method to improve memory consolidation by inducing deep-brain stimulation during sleep. The study found that precise timing of electrical stimulation enhances synchronization between the hippocampus and frontal cortex, leading to improved accuracy in recalling memories.

SourceTel-Aviv University·JournalNature Neuroscience·DateJun 4, 2023

Research reveals ants inflict pain with neurotoxins

University of Queensland researchers have identified ant venoms that target nerve cells, leading to a long-lasting pain signal. The discovery provides new insights into the mechanisms of pain and may lead to the development of new pain treatments.

SourceUniversity of Queensland·JournalNature Communications·TypeExperimental study·DateJun 4, 2023
GQ GMC-500Plus Geiger Counter

GQ GMC-500Plus Geiger Counter logs beta, gamma, and X-ray levels for environmental monitoring, training labs, and safety demonstrations.

New model enhances wave forecasting in ice-covered waters

A new parameterization scheme incorporating sea ice thickness improves wave forecasting accuracy in the Marginal Ice Zone. The model effectively captures directional attenuation and spreading of waves caused by sea ice.

SourceInstitute of Atmospheric Physics, Chinese Academy of Sciences·JournalAdvances in Atmospheric Sciences·DateJun 4, 2023

New drug delays progression of glioma, a deadly brain cancer

A new targeted therapy drug vorasidenib has been shown to extend treatment time without worsening glioma in people with IDH1 and IDH2 mutations. The study suggests a possible new treatment option for slow-growing but deadly brain tumors, delaying chemotherapy and radiation.

SourceUniversity of California - Los Angeles Health Sciences·JournalNew England Journal of Medicine·DateJun 4, 2023
AmScope B120C-5M Compound Microscope

AmScope B120C-5M Compound Microscope supports teaching labs and QA checks with LED illumination, mechanical stage, and included 5MP camera.

Clinical trial points to treatment advances for glioma patients for first time in decades

A phase 3 clinical trial by Dana-Farber Cancer Institute has shown vorasidenib significantly prolongs progression-free survival and delays radiation and chemotherapy for patients with Grade 2 IDH-mutant glioma. Treatment with vorasidenib can delay cognitive dysfunction in patients and preserve their quality of life.

SourceDana-Farber Cancer Institute·JournalNew England Journal of Medicine·TypeRandomized controlled/clinical trial·DateJun 4, 2023