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Science News Archive August 2022 - Page 26


Page 26 of 38

Nursing home staffing is worse in disadvantaged communities

Research reveals that nursing homes in disadvantaged neighborhoods have lower clinical staff hours compared to those in more well-off areas. This disparity is particularly pronounced for registered nurses and physical therapists.

SourceNew York University·JournalJournal of the American Geriatrics Society·DateAug 10, 2022

New drug candidate fights off more than 300 drug-resistant bacteria

Researchers have discovered a new molecule, fabimycin, that effectively treats over 300 drug-resistant bacteria in lab experiments and mice with pneumonia and urinary tract infections. The compound reduces the amount of drug-resistant bacteria to pre-infection levels or below, outperforming existing antibiotics at similar doses.

SourceAmerican Chemical Society·JournalACS Central Science·DateAug 10, 2022

Researchers discover innovative approach to make novel lithium-ion battery materials

A new technique discovered by Boise State University researchers can create novel lithium-ion battery materials with exceptional Li storage and fast cycling. The process starts from an amorphous material, like niobium oxide, which is cycled with lithium to induce a transformation to a crystalline material.

SourceBoise State University College of Engineering·JournalNature Materials·TypeExperimental study·DateAug 10, 2022
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.

Climate change leads to invasive insect expansion on West Coast

Climate change is driving the expansion of invasive insect species, such as the oak gall wasp, into more northerly oak savannas. This can lead to an imbalance in the ecosystem, as these insects can overwhelm native species without natural predators or competitors.

SourceBinghamton University·JournalJournal of Animal Ecology·DateAug 10, 2022

Extreme heat and drought events require more systematic risk assessment

Simultaneous extreme heat and drought events have significant consequences on various sectors, including economy, health, and food production. The analysis of eight extreme events in Europe, Australia, and Africa highlights the need for more systematic risk assessments to improve adaptability and resilience.

SourceUniversity of Zurich·JournalPLOS Climate·DateAug 10, 2022

New drug blocks transmission of malaria parasites

A new drug, TB31F, has been shown to block the transmission of malaria parasites by mosquitoes, preventing further malaria cases. The antibody was tested in humans and found safe with no important side effects.

SourceRadboud University Medical Center·JournalThe Lancet Infectious Diseases·TypeRandomized controlled/clinical trial·DateAug 10, 2022

Ultracold atoms dressed by light simulate gauge theories

Researchers at ICFO successfully simulated a topological gauge theory using ultracold potassium atoms dressed with laser light, moving beyond previous electromagnetism simulations. This breakthrough allows for better understanding of exotic quantum behavior in materials and error correction codes for future quantum computers.

SourceICFO-The Institute of Photonic Sciences·JournalNature·DateAug 10, 2022
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.

Quality of life with multiple sclerosis may depend on several factors

A new study found that people with multiple sclerosis may experience varying levels of physical and mental quality of life depending on factors such as age at diagnosis, income, and disability level. Researchers identified specific subgroups with distinct profiles, highlighting the need for early interventions to improve outcomes.

SourceAmerican Academy of Neurology·JournalNeurology·DateAug 10, 2022

Multiple sclerosis drug works in a surprising way

A new study reveals that a multiple sclerosis treatment, interferon beta, reduces the binding of key molecules to red blood cells, thereby decreasing inflammation and slowing disease progression. This breakthrough discovery has significant implications for the treatment of this debilitating autoimmune disease.

SourceAmerican Chemical Society·JournalACS Chemical Neuroscience·DateAug 10, 2022

The novel double slot structure gives rise to the enhanced performance of graphene/silicon hybrid photodetector

A graphene photodetector with a double slot structure exhibits high responsivity of 603.92 mA/W and large bandwidth of 78 GHz, addressing the limitations of graphene's low optical absorption. The novel design promotes graphene absorption while minimizing metallic absorption, providing a competitive solution for photodetection on silicon.

SourceCompuscript Ltd·JournalOpto-Electronic Advances·DateAug 10, 2022
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.

Apple iPhone 17 Pro

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

Dementia risk may be higher if an upper heart chamber is abnormal

Researchers found a strong association between atrial cardiopathy and dementia in a study of over 15,000 participants. The study revealed that even those without atrial fibrillation or stroke were at higher risk for dementia, highlighting the need to better understand the mechanisms behind this link.

SourceAmerican Heart Association·JournalJournal of the American Heart Association·DateAug 10, 2022

Daily cannabis users less likely to consider heavy tobacco use dangerous

A new study led by Dr. Renee Goodwin found that adults who use cannabis daily perceive pack a day cigarette use as less harmful than non-users, highlighting the role of perception in predicting substance use. The study suggests that increased tobacco use may be one possibility of cannabis legalization.

SourceCUNY Graduate School of Public Health and Health Policy·JournalNicotine & Tobacco Research·DateAug 10, 2022

Ultra-thin but tough implantable material could treat spinal cord injury and Parkinson’s disease

Researchers from Griffith University and UNSW Sydney developed a robust and functional material system that overcomes the challenges of long-term implantation in biofluids. The system consists of silicon carbide nanomembranes as the contact surface and silicon dioxide as the protective encapsulation, showing unrivalled stability.

SourceGriffith University·JournalProceedings of the National Academy of Sciences·TypeExperimental study·DateAug 10, 2022
Celestron NexStar 8SE Computerized Telescope

Celestron NexStar 8SE Computerized Telescope combines portable Schmidt-Cassegrain optics with GoTo pointing for outreach nights and field campaigns.

The presence of certain bacteria in the saliva might indicate post-trauma in veteran soldiers

A study by Tel Aviv University researchers found a unique oral microbiotic signature in the saliva of veteran soldiers with PTSD, which may help diagnose post-traumatic stress disorder objectively. The study also showed that people with PTSD exhibit the same picture of bacteria in their saliva as those who have experienced combat stres...

SourceTel-Aviv University·JournalMolecular Psychiatry·DateAug 10, 2022

Study reveals how the ovarian reserve is established

Researchers identify PRC1 as key to establishing and maintaining ovarian reserve, providing insights into female reproductive health and lifespan. The study's findings may help explain premature ovarian failure and infertility in humans.

SourceUniversity of California - Davis·JournalNature Communications·TypeExperimental study·DateAug 10, 2022

Study obtains superconductivity at higher temperature than usual

Brazilian researchers used computer simulations to investigate the superconducting behavior of a dimolybdenum nitride monolayer, finding that it became superconductive at relatively high temperatures and showed strong correlation with strain applied.

SourceFundação de Amparo à Pesquisa do Estado de São Paulo·JournalNanoscale·DateAug 10, 2022
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.

One more clue to the Moon’s origin

A study published in Science Advances reports that the Moon inherited helium and neon from Earth's mantle, supporting the Giant Impact theory. The discovery was made possible by the use of a state-of-the-art noble gas mass spectrometer, Tom Dooley, which detected high concentrations of these gases in lunar meteorites.

SourceETH Zurich·JournalScience Advances·TypeExperimental study·DateAug 10, 2022

Using fish ear bones to estimate seawater temperature

Researchers at IISc identified a way to estimate ancient seawater temperature by analyzing otoliths from fish ears, which hold clues to water type and age. By correlating calcium isotope ratios with seawater temperatures, they found a powerful tracer of water temperature that can be applied to fossilized samples.

SourceIndian Institute of Science (IISc)·JournalChemical Geology·DateAug 10, 2022

New method of nasal vaccine delivery could lead to better vaccines for HIV and COVID-19

Researchers have developed a new way to deliver vaccines through mucosal tissues in the nose, generating strong immune responses in mice and non-human primates. The technology bypasses traditional barriers to delivery by engineering antigens to bind onto albumin, allowing them to effectively target immune tissues.

SourceUniversity of Minnesota·JournalScience Translational Medicine·TypeExperimental study·DateAug 10, 2022

Amazon's growth limited by lack of phosphorus

New research shows that the Amazon rainforest's growth rate is limited by a lack of phosphorus in the soil, which could reduce its ability to store carbon and increase vulnerability to climate change. Phosphorus availability played a critical role in increasing productivity in a recent experiment.

SourceUniversity of Exeter·JournalNature·TypeExperimental study·DateAug 10, 2022
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.

HKUMed & HKUST joint study reports broadly neutralising antibody that protects Syrian hamsters against SARS-CoV-2 Omicron variants

Researchers have discovered a broadly neutralising antibody, ZCB11, that protects against all SARS-CoV-2 Omicron variants. Administration of ZCB11 either prophylactically or therapeutically shields lung infection in golden Syrian hamsters from Omicron viral challenge.

SourceThe University of Hong Kong·JournalNature Communications·TypeExperimental study·DateAug 10, 2022

Improving the estimation of microplastic concentrations in freshwater environments

Researchers from Tokyo University of Science develop a method to determine the number of samples required for accurate assessment of microplastic contamination in urban rivers. The study found that at high MP concentrations, two replicate samples are sufficient to measure MP concentrations accurately.

SourceTokyo University of Science·JournalEnvironmental Pollution·TypeData/statistical analysis·DateAug 10, 2022
Apple AirPods Pro (2nd Generation, USB-C)

Apple AirPods Pro (2nd Generation, USB-C) provide clear calls and strong noise reduction for interviews, conferences, and noisy field environments.

Prediction of human movement during disasters to allow for more effective emergency response

A team of researchers developed a unified model to predict human movement during large-scale extreme events. The model reveals 'spatiotemporal decay' and 'temporal decay,' showing people limit their mobility near disaster zones and exhibit faster changes in lower income areas.

SourceRensselaer Polytechnic Institute·JournalProceedings of the National Academy of Sciences·TypeComputational simulation/modeling·DateAug 10, 2022

IVF risks on child development low

A new study published in JAMA Network Open found that children conceived through IVF have small differences in growth and weight compared to naturally conceived peers. The study of over 6000 children showed that these differences were negligible by late adolescence and unlikely to have health implications.

SourceUniversity of Auckland·JournalJAMA Network Open·TypeData/statistical analysis·DateAug 10, 2022

New study: 36% of YouTube videos contain misleading hay fever information

A new study published in Annals of Allergy, Asthma and Immunology found that 36% of YouTube videos on hay fever contained misleading information, leading to increased user interaction. Medical associations were the most reliable source of information, with only 32% of TV show/YouTube channel videos classified as useful.

SourceAmerican College of Allergy, Asthma, and Immunology·JournalAnnals of Allergy Asthma & Immunology·TypeContent analysis·DateAug 10, 2022

Scripps Research scientists discover antibodies that induce broad immunity against SARS viruses, including emerging variants

Scientists at Scripps Research have identified antibodies that induce broad immunity against SARS viruses, including emerging variants. The discovery reveals the antibody structures that produce this more comprehensive immune response and could inform the development of next-generation vaccines.

SourceScripps Research Institute·JournalScience Translational Medicine·DateAug 10, 2022
Meta Quest 3 512GB

Meta Quest 3 512GB enables immersive mission planning, terrain rehearsal, and interactive STEM demos with high-resolution mixed-reality experiences.

Research identifies, exploits vulnerability in certain high-risk cancers

A recent study published in Cancer Research identified a unique vulnerability in certain high-risk cancers that can be exploited for targeted therapy. Researchers found that cancer cells with alternative lengthening of telomeres (ALT) have a common weakness, leading to resistance to DNA-damaging agents and chemotherapy.

SourceTexas Tech University Health Sciences Center·JournalCancer Research·TypeExperimental study·DateAug 10, 2022

UPV/EHU study on adjusting pesticide regulation and use in European soils

Researchers analyzed four pesticides' effects on earthworms and springtails in Northern, Central, and Southern Europe. They found varying risks depending on soil compartment and pesticide characteristics. The study highlights the need to consider regional variability when regulating agricultural practices.

SourceUniversity of the Basque Country·JournalChemosphere·DateAug 10, 2022

Deep learning, subtraction technique optimal for coronary stent evaluation by CTA

A study published in the American Journal of Roentgenology found that combining deep-learning reconstruction with a subtraction technique yielded optimal diagnostic performance for detecting in-stent restenosis by coronary CT angiography. This approach reduced radiation exposure while maintaining high image quality.

SourceAmerican Roentgen Ray Society·JournalAmerican Journal of Roentgenology·TypeImaging analysis·DateAug 10, 2022
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.

How a harmful fungus renders its host plant defenseless

A fungus called Ustilago maydis manipulates the corn plant's auxin signaling pathway by binding to a protein called Topless, suppressing certain pathways while promoting growth and division. This precise control enables the fungus to thrive in infected plants.

SourceUniversity of Bonn·JournalNew Phytologist·DateAug 10, 2022

Improving outcomes for injured soldiers

University of Cincinnati researchers are studying whether targeting an inflammation pathway can improve patient results for soldiers with burn injuries combined with traumatic brain injuries. The research focuses on a specific protein that causes inflammation, which can lead to complications such as anemia and death.

SourceUniversity of Cincinnati·DateAug 10, 2022

HKUMed & CityU researchers jointly discover non-invasive stimulation of the eye for depression and dementia

Researchers at HKUMed & CityU discover that transcorneal electrical stimulation can alleviate depression-like symptoms and improve cognitive function in animal models. The technique also induced the expression of genes involved in brain cell growth, offering a potential new treatment for Alzheimer's disease.

SourceThe University of Hong Kong·JournalBrain Stimulation·TypeExperimental study·DateAug 10, 2022

Terahertz generation from laser-induced plasma

The article reviews the physics and progress of THz generation from laser-induced plasmas, highlighting three scenarios in air, liquid, and solid configurations. Strong terahertz generation via plasma is discussed with challenges and future perspectives.

SourceCompuscript Ltd·JournalOpto-Electronic Science·DateAug 10, 2022
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.

Vegetarian women are at a higher risk of hip fracture

A recent UK-based study has revealed that vegetarian women have a 33% higher risk of hip fracture compared to regular meat-eaters. The research found that vegetarians had lower intakes of protein, calcium, and other micronutrients, which are crucial for bone and muscle health.

SourceUniversity of Leeds·JournalBMC Medicine·TypeData/statistical analysis·DateAug 10, 2022

New study shows two million life-years lost and $21 billion in lost earnings annually due to smoking associated cancer deaths

A new study by the American Cancer Society reports nearly 123,000 cancer deaths due to cigarette smoking in the US, resulting in over two million Person-Years of Lost Life (PYLL) and $21 billion in annual lost earnings. The losses were disproportionately higher in states with weaker tobacco control policies.

SourceAmerican Cancer Society·JournalInternational Journal of Cancer·DateAug 10, 2022
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 calcium ions get into the cellular power stations of plants

The study found that plants have a transport route for calcium ions into their mitochondria, which is essential for signal transmission. The researchers also discovered a link between calcium ion transport and the regulation of the plant hormone jasmonic acid, which controls defense against herbivores and senescence.

SourceUniversity of Münster·JournalThe Plant Cell·DateAug 10, 2022

Self-pollinating plant shows rapid loss of genetic variation

A self-pollinating monkeyflower plant lost 13-24% of its genetic variation within nine generations when isolated from bumble bees. This rapid loss of genetic variation could have devastating impacts on the plant's ability to adapt to changing environments, highlighting the importance of pollinators for plant survival.

SourceWashington State University·JournalEvolution·DateAug 10, 2022

Concrete evidence: simple method to improve the sustainability of construction

A recent study published in Construction and Building Materials has found that heat treatment can significantly improve the strength of recycled concrete, reducing its environmental impact. The researchers developed an energy-efficient means of improving recycled concrete outcomes through thermal treatment.

SourceInstitute of Industrial Science, The University of Tokyo·JournalConstruction and Building Materials·DateAug 9, 2022

Simulation in medical school helps prepare doctors to care for dying patients

Medical students who participated in simulated experience of caring for a dying patient reported a marked increase in confidence, which was sustained six months later. The study found that simulation training improved their ability to communicate with patients and families, as well as manage patient care effectively.

SourceUniversity of Sussex·JournalBMJ Supportive & Palliative Care·TypeSurvey·DateAug 9, 2022
Sony Alpha a7 IV (Body Only)

Sony Alpha a7 IV (Body Only) delivers reliable low-light performance and rugged build for astrophotography, lab documentation, and field expeditions.

Vancouver researchers suggest air pollution be included as risk factor for patients with lung cancer and have never smoked

Researchers from Vancouver, British Columbia found a significant association between cumulative three-year versus 20-year exposure to air pollution and the risk of developing lung cancer in women who have never smoked. The study showed that even a 3-year exposure significantly underestimates lifetime exposure to PM2.5 prior to diagnosis.

SourceInternational Association for the Study of Lung Cancer·DateAug 9, 2022