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Science News Archive 2023 - Page 358


Page 358 of 444

Optical computing for object classification through diffusive random media

Diffractive deep neural networks enable objects to be classified through unknown random diffusers, offering high speed, parallelism and low power consumption. The single-pixel broadband diffractive network achieved a blind testing accuracy of 87.74% in recognizing handwritten digits.

SourceLight Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS·JournalLight Science & Applications·DateMar 13, 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.

How new multi-sport facilities can be used after major events

Researchers found that well-designed facilities with diverse programming, cross-sector partnerships, and community needs analysis can promote long-term participation. Effective location choices and stakeholder engagement also contribute to facility productivity post-event.

SourceUniversity of Waterloo·JournalInternational Journal of Sport Management and Marketing·DateMar 13, 2023

Calcium: A key player for a promising and safe brain treatment?

A recent study found that the side effects of treating brain diseases with antisense oligonucleotides are related to altered calcium balance. By modulating calcium levels, researchers hope to reduce neurotoxicity and improve treatment outcomes for various neurological diseases.

SourceTokyo Medical and Dental University·JournalMolecular Therapy — Nucleic Acids·DateMar 13, 2023

Extreme nighttime pollution in New Delhi air explained

Researchers found that wood burning is the trigger for high particulate matter levels in New Delhi at night, producing a unique mixture of gases. These gases condense and form particles when temperatures drop, contributing to the city's notorious smog.

SourcePaul Scherrer Institute·JournalNature Geoscience·TypeExperimental study·DateMar 13, 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.

A new and better way to create word lists

Researchers at the Complexity Science Hub have developed an algorithm that can be applied to different languages and expand word lists significantly better than others. The new method, called LEXpander, outperforms previous algorithms in German and English, especially in sentiment analysis tasks.

SourceComplexity Science Hub·JournalBehavior Research Methods·TypeData/statistical analysis·DateMar 13, 2023

Understanding the reproductive strategy in the endangered Chinese sturgeon

The Chinese sturgeon, critically endangered with a limited spawning ground, has a polygynandry mating system and breeding interval of 2-6 years. Genetic diversity remains relatively high despite inbreeding coefficients indicating low detrimental effects on offspring.

SourceKeAi Communications Co., Ltd.·JournalWater Biology and Security·TypeExperimental study·DateMar 13, 2023

Mediterranean diet associated with decreased risk of dementia

A new study found that individuals who followed a Mediterranean-like diet had up to 23% lower risk for dementia than those who did not. The research analyzed data from 60,298 individuals and suggested that even those with higher genetic risk could benefit from a better diet.

SourceNewcastle University·JournalBMC Medicine·TypeMeta-analysis·DateMar 13, 2023

Normalizing tumor blood vessels may improve immunotherapy against brain cancer

Researchers at Massachusetts General Hospital found that normalizing glioblastoma blood vessels using an antibody against VEGF improves the infiltration of CAR-T cells into tumors in mice, inhibiting tumor growth and prolonging survival. This approach may also improve CAR-T therapy against other solid tumors.

SourceMassachusetts General Hospital·JournalJournal for ImmunoTherapy of Cancer·DateMar 13, 2023
Apple iPhone 17 Pro

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

Biological network in cells helps body adapt to stresses on health

Scientists at the University of Utah Health have discovered a complex network of protein-metabolite interactions within cells that enable them to respond to environmental cues and maintain homeostasis. The study, published in Science, highlights the importance of these interactions in regulating metabolic processes and preventing disease.

SourceUniversity of Utah Health·JournalScience·TypeExperimental study·DateMar 13, 2023

Links between maternal autonomy support and controlling parenting and adolescents’ depressive symptoms

Researchers found that maternal autonomy support positively predicts adolescents' basic psychological needs satisfaction, while adolescent-reported controlling parenting negatively predicts depressive symptoms. The study highlights the importance of understanding the relative impact of parents' and adolescents' perceptions on mental he...

SourceDoshisha University·JournalJournal of Youth and Adolescence·TypeSurvey·DateMar 13, 2023

Gut microbiome plays key role in response to CAR-T cell cancer immunotherapy

Researchers found that a healthy gut microbiome can predict the efficacy of CAR-T cell therapy in patients with B-cell lymphomas. The study identified specific microbiome features associated with improved treatment outcomes, but highlights the need for further investigation into the causal nature of this relationship.

SourceGerman Cancer Research Center (Deutsches Krebsforschungszentrum, DKFZ)·JournalNature Medicine·DateMar 13, 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.

Wastewater study discovers virtue and vice in community diet

Researchers at Arizona State University used wastewater-based epidemiology to monitor dietary behavior in a small residential district. The study found significant spikes in phytoestrogen levels and human gut metabolites associated with changes in diet, such as increased isoflavonoid consumption from soy-based foods.

SourceArizona State University·JournalNature Food·TypeExperimental study·DateMar 13, 2023

Mental fatigue can impair physical performance - study

A study by University of Birmingham's School of Sport, Exercise and Rehabilitation Sciences found that mental fatigue impairs physical exercise performance. Researchers measured cognitive tasks on a group of 16 men and women, showing increased exertion during physical exercise among mentally fatigued participants.

SourceUniversity of Birmingham·JournalInternational Journal of Sports Physiology and Performance·TypeExperimental study·DateMar 13, 2023

Too little sleep could make vaccination less effective

A new meta-analysis found that sleeping fewer than six hours per night after COVID-19 vaccination was associated with a weakened antibody response. The study highlights the need for simple behavioral interventions like sufficient sleep to improve vaccine efficacy during the pandemic.

SourceUniversity of California - Los Angeles Health Sciences·JournalCurrent Biology·TypeMeta-analysis·DateMar 13, 2023

Crop yields reduced by climate extremes

Wheat yields decline by 4% due to extreme heat and drought, with regions like Russia and China experiencing greater losses. Maize yields also drop by 3%, with North America and Eastern Europe seeing more severe reductions.

SourceAalto University·JournalScientific Reports·DateMar 13, 2023
Apple iPad Pro 11-inch (M4)

Apple iPad Pro 11-inch (M4) runs demanding GIS, imaging, and annotation workflows on the go for surveys, briefings, and lab notebooks.

Switching to hydrogen fuel could prolong the methane problem

Researchers from Princeton University found that hydrogen emissions can lead to an increase in atmospheric methane, canceling out climate benefits. They identified thresholds for managing hydrogen emissions to avoid this consequence.

SourcePrinceton University, Engineering School·JournalNature Climate Change·TypeComputational simulation/modeling·DateMar 13, 2023

Detect, bind and cut: Biomolecular action at the nanoscale

Researchers used high-speed atomic force microscopy to visualize CRISPR-Cas9's DNA binding and cutting dynamics. They discovered a selective, long-range interaction involving hydrophobic forces, which challenges the current understanding of target DNA identification.

SourceKanazawa University·JournalACS Nano·DateMar 13, 2023

New research writes the rules on CRISPR activation

Researchers from the Wellcome Sanger Institute have established a system to report CRISPR activation effectiveness in stem cells, revealing key features influencing its efficiency. The study found that bivalent genes can be robustly activated by CRISPRa and that cell state and gene location impact its success.

SourceWellcome Trust Sanger Institute·JournalMolecular Cell·TypeExperimental study·DateMar 13, 2023

How much open space does an urban area need?

A new study found that US metropolitan areas lack sufficient preserved open space, leading to increased land values and improved social well-being. The researchers suggest that this is due to limited public funds, competing demands, and the perception of open space as a luxury rather than a necessary service.

SourceUniversity of Chicago Press Journals·JournalJournal of the Association of Environmental and Resource Economists·DateMar 13, 2023

Transgender telemedicine use in the COVID-19 pandemic

A new study found that telemedicine services for transgender and gender diverse youth did not worsen demographic disparities in access to gender-affirming care. Telemedicine encounters were more likely to be completed and less likely to be canceled compared to in-person encounters.

SourceMary Ann Liebert, Inc./Genetic Engineering News·JournalTelemedicine and e-Health·TypeCase study·DateMar 13, 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.

Diabetes and toothlessness together worsen cognitive decline

A growing connection between diabetes, oral health, and dementia highlights the importance of dental care and diabetes management as we age. Older adults with both poor oral health and diabetes experience accelerated cognitive decline, emphasizing the need for regular dental visits and adherence to diabetes treatment.

SourceNew York University·JournalJournal of Dental Research·DateMar 13, 2023

Crab shells could help power the next generation of rechargeable batteries

Researchers have used crab shells to create anode materials for sodium-ion batteries, which could lead to more sustainable battery technologies. The team found that the porous structure of the crab carbon provided a large surface area, enhancing its conductivity and ability to transport ions efficiently.

SourceAmerican Chemical Society·JournalACS Omega·DateMar 13, 2023

Changing landscapes alter disease-scapes: Study

Researchers used cumulative pressure mapping and machine learning to understand the impact of human pressures on six vector-borne diseases. They found that changes in land use can lead to abrupt shifts in infectious disease burdens and public health needs.

SourceGriffith University·JournalNature Sustainability·TypeComputational simulation/modeling·DateMar 13, 2023

Impact of Covid-19 pandemic on incidence of long-term conditions in Wales

A population data linkage study found fewer people in Wales diagnosed with long-term conditions in 2020 and 2021 than expected, indicating a potential backlog of undiagnosed patients. This disparity affects chronic obstructive pulmonary disease (COPD) and anxiety disorders, corresponding to over 30 and 80 missing diagnoses respectively.

SourceSwansea University·JournalBritish Journal of General Practice·TypeData/statistical analysis·DateMar 13, 2023
Kestrel 3000 Pocket Weather Meter

Kestrel 3000 Pocket Weather Meter measures wind, temperature, and humidity in real time for site assessments, aviation checks, and safety briefings.

Checking children’s wellbeing: Before and after COVID-19

Researchers found that girls generally fared better than boys in terms of wellbeing, but boys tended to improve when returning to school. The study also showed that children with lower family support scores suffered more from the lockdowns.

SourceGriffith University·JournalAustralian Journal of Social Issues·TypeObservational study·DateMar 13, 2023

Racial health inequality in prostate cancer associated with facility-level disparities

A study found that facility-level disparities in the US are associated with poorer prostate cancer treatment and outcomes for racial minorities. Non-Hispanic black men treated at high-burden safety-net hospitals had the worst outcomes, highlighting the need for targeted initiatives to address these disparities.

SourceBrigham and Women's Hospital·JournalUrologic Oncology Seminars and Original Investigations·TypeData/statistical analysis·DateMar 13, 2023

FSU researchers find decaying biomass in Arctic rivers fuels more carbon export than previously thought

A new study led by Florida State University researchers found that plants and small organisms in Arctic rivers contribute significantly to carbon export, accounting for 40-60% of particulate organic matter flowing into the ocean. This discovery highlights the importance of rivers as a crucial component of the modern carbon cycle.

SourceFlorida State University·JournalProceedings of the National Academy of Sciences·DateMar 13, 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.

Unique image obtained by Brazilian scientists with high-speed camera shows how lightning rods work

Brazilian researchers used a high-speed camera to capture an image of lightning rods trying to connect to nearby buildings, revealing details of the connections. The image shows that even with multiple lightning rods in place, the strike connected to a smokestack on top of one building, highlighting the importance of proper installation.

SourceFundação de Amparo à Pesquisa do Estado de São Paulo·JournalGeophysical Research Letters·DateMar 13, 2023

Health: Mediterranean diet associated with decreased risk of dementia

A traditional Mediterranean-type diet rich in seafood, fruit, and nuts is associated with a lower risk of dementia. Individuals with higher adherence had up to 23% lower risk compared to those with lower adherence. The study, published in BMC Medicine, analyzed data from 60,298 individuals from the UK Biobank.

SourceBMC (BioMed Central)·JournalBMC Medicine·DateMar 13, 2023

Remote blood pressure management program enhanced care during pandemic

A remote hypertension program, operated by Mass General Brigham, successfully supported patients through the COVID-19 pandemic in achieving their blood pressure goals. Participants who enrolled during the pandemic reached and maintained their goal blood pressures an average of two months earlier than in the pre-pandemic period.

SourceMass General Brigham·JournalJournal of the American Heart Association·TypeObservational study·DateMar 13, 2023

Mass media campaigns can be effective in promoting safer crop pest and disease control, new study reveals

A new CABI-led study found that mass media campaigns improve farmers' knowledge of pesticide risks and safety measures, boost the adoption of environmentally safer alternatives to synthetic pesticides. The campaigns also increase the use of personal protective equipment and reduce pesticide-related illnesses.

SourceCABI·JournalJournal of Rural Studies·TypeExperimental study·DateMar 13, 2023

Organosulfur content of vegetables quantified

A research team at Osaka Metropolitan University has developed a selective and sensitive method for detecting reactive polysulfides in vegetables. The study found high levels of reactive polysulfides in leek genus vegetables like onions and garlic, as well as cruciferous vegetables like broccoli and cabbage.

SourceOsaka Metropolitan University·JournalFood Chemistry·TypeExperimental study·DateMar 13, 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.

AI and multispectral imaging facilitate keyhole surgery

Researchers from German Cancer Research Center developed an AI-powered method to monitor kidney tumor resection using multispectral imaging, eliminating the need for contrast agents. This technology enables real-time visualization of tissue perfusion, reducing procedure duration and minimizing patient risks.

SourceGerman Cancer Research Center (Deutsches Krebsforschungszentrum, DKFZ)·JournalScience Advances·DateMar 13, 2023

A new immune pathway sheds light on ALS

The study reveals that gasdermin E drives changes in neurons that contribute to disease progression, leading to mitochondrial damage and axon degeneration. Inactivating gasdermin E prevents cellular damage and delays the progression of ALS in mice.

SourceBoston Children's Hospital·JournalNeuron·DateMar 13, 2023

Gut microbiome influences how lymphoma patients respond to CAR T therapy

A new study found that antibiotic treatment and certain types of microorganisms in the gut can impact CAR T-cell therapy outcomes. Patients with higher levels of Bifidobacterium longum had improved overall survival rates, while those with other bacteria were associated with poorer responses.

SourceH. Lee Moffitt Cancer Center & Research Institute·JournalNature Medicine·TypeObservational study·DateMar 13, 2023

High-performance detectors to combat spies

A team from UNIGE and ID Quantique has developed single-photon detectors that can generate secret keys at a rate of 64 megabits per second, overcoming current limitations. This innovation enables ultra-secure data transfer for banks, healthcare systems, governments, and the military.

SourceUniversité de Genève·JournalNature Photonics·TypeNews article·DateMar 13, 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.

Attracting stem cells and facilitating bone regeneration by adhesive protein

A new coating material developed by Korean researchers facilitates bone regeneration and attracts osteo-progenitor cells, significantly improving the success rate of dental implants. The coating, loaded with BMP-2, prevents non-osteogenic cell invasion and induces high bone differentiation in a short period.

SourcePohang University of Science & Technology (POSTECH)·JournalBioengineering & Translational Medicine·DateMar 13, 2023

Health care providers rarely ask patients about access to firearms

A Rutgers study found that healthcare providers rarely screen their patients for firearm access, with only 17.1% of participants being asked about it. Researchers argue that adding screening to standard practice can provide resources on secure storage to families at risk.

SourceRutgers University·JournalPreventive Medicine·TypeSurvey·DateMar 13, 2023

Thousands of native plants are unphotographed, and citizen scientists can help fill the gaps

Despite centuries of documentation, many native Australian plant species remain unphotographed. Citizen scientists can contribute to filling this gap using digital cameras, helping researchers identify species and support conservation. The study highlights the importance of photographic records in protecting threatened plant species.

SourceUniversity of New South Wales·JournalNew Phytologist·TypeContent analysis·DateMar 13, 2023

Too hot to handle

A new study from the University of Pittsburgh reveals that metal organic frameworks (MOFs) can heat up significantly when absorbing gases, leading to a loss of efficiency. The researchers identified MOFs with high densities and small pores as more capable of conducting heat, paving the way for their practical commercial implementation.

SourceUniversity of Pittsburgh·Journalnpj Computational Materials·DateMar 13, 2023
Davis Instruments Vantage Pro2 Weather Station

Davis Instruments Vantage Pro2 Weather Station offers research-grade local weather data for networked stations, campuses, and community observatories.

Understanding quantum mechanics with active particles

Researchers developed an active model to describe systems of many active particles, finding similarities with the Schrödinger equation and analogies to quantum effects such as tunneling and dark matter.

SourceUniversity of Münster·JournalNature Communications·TypeComputational simulation/modeling·DateMar 13, 2023

People should have right to shape marine environmental decisions

A new study by the University of Exeter and the University of Bristol Law School suggests that governments should empower citizens to shape marine environmental decisions. The researchers propose a new definition of marine citizenship, recognizing rights as well as responsibilities, to create transformative change for sustainability.

SourceUniversity of Exeter·JournalPLOS ONE·DateMar 13, 2023

Minke whales are as small as a lunge-feeding baleen whale can be

A new study of Antarctic minke whales found that a smaller whale cannot capture enough food to survive using the lunge-feeding strategy. The researchers observed remarkably high feeding rates for minke whales, especially at night, which are essential for their survival.

SourceUniversity of California - Santa Cruz·JournalNature Ecology & Evolution·DateMar 13, 2023

HOTIs ream higher orbitals

Scientists have developed a new pathway to explore novel orbital phenomena mediated by higher band topology in synthetic platforms. They discovered the first higher-orbital hotis using photonic breathing kagome lattices, exhibiting unique topological features and perspectives.

SourceLight Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS·JournaleLight·DateMar 13, 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.

Wayne State researchers develop new technology to easily detect active TB

Researchers at Wayne State University have developed a novel non-sputum-based technology to differentiate between active TB and latent TB infection. The technology uses IgG antibodies against transketolase, an essential enzyme required for the intracellular growth of TB bacteria.

SourceWayne State University - Office of the Vice President for Research·JournalMicrobiology Spectrum·TypeRandomized controlled/clinical trial·DateMar 13, 2023

Scientists develop new concepts about the shape and dynamic nature of molecules

Researchers at Durham University and the University of York have developed new concepts about the shape and dynamic nature of carbon-based molecules. They found that a simple rearrangement of a molecular cage structure can lead to inversion of mirror image forms, making carbon-centred chirality dynamic and responsive.

SourceDurham University·JournalNature Chemistry·DateMar 13, 2023

COVID-19 can cause 'face blindness'

A Dartmouth study found that COVID-19 can cause 'prosopagnosia,' or face blindness, and impairments in navigational abilities. Researchers worked with a patient who experienced difficulty recognizing faces and navigating, leading to dissociation between face recognition and cognitive map representation.

SourceDartmouth College·JournalCortex·TypeCase study·DateMar 13, 2023

The immune system does battle in the intestines to keep bacteria in check

Researchers have discovered that Yersinia pseudotuberculosis triggers the formation of granulomas in the intestines to control bacterial infections. Monocytes play a crucial role in recruiting neutrophils and launching the formation of these immune cells, which help combat the infection.

SourceUniversity of Pennsylvania·JournalNature Microbiology·TypeExperimental study·DateMar 13, 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.

A quick new way to screen virus proteins for antibiotic properties

Scientists have developed a high-throughput genetic screening approach to identify viral proteins that target bacterial cell walls, leading to potential new antibiotics. The method uses a coded library of DNA fragments to investigate unknown genes in environmental samples, sidestepping the need for culturing bacteria.

SourceDOE/Lawrence Berkeley National Laboratory·JournalNature Chemical Biology·DateMar 13, 2023

Brown widow spiders' aggression likely driver of black widow decline

New research suggests brown widow spiders actively seek and kill nearby black widows, displacing them in parts of the southern US. Brown widow females are also larger and more fertile than black widows, with a higher reproductive success rate.

SourceEntomological Society of America·JournalAnnals of the Entomological Society of America·TypeExperimental study·DateMar 13, 2023