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Science News Archive January 2023 - Page 8


Page 8 of 35

Fraudulent microchip use and compliance issues found on controversial lion farms in the Free State, South Africa

A joint team of researchers uncovered serious management and compliance issues on lion farms in the Free State, including potentially fraudulent activities with microchip reuse and incomplete record keeping. The study highlights concerns that lion farm owners may be laundering wild-caught lions through microchip reuse.

SourcePensoft Publishers·JournalNature Conservation·DateJan 25, 2023
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.

New research evaluates the safety of transplants from organ donors who recently testing positive for SARS-CoV-2

Researchers found that non-lung transplant recipients from positive donors have excellent 30-day graft and patient survival rates, similar to those using donors negative for SARS-CoV-2. The study also showed zero transmissions of COVID-19 to lung transplant recipients after implementing lower respiratory track testing.

SourceProvidence Health & Services·JournalTransplant Infectious Disease·TypeObservational study·DateJan 25, 2023

A new approach for solving the dark energy mystery

Researchers propose a new interpretation of dark energy, linking zero-point fluctuations to polarisability of the vacuum. This leads to an energy density that can be calculated and matches measured values for the cosmological constant.

SourceUniversity of Luxembourg·JournalPhysical Review Letters·TypeComputational simulation/modeling·DateJan 25, 2023

Association of rurality with risk of heart failure

A study published in JAMA Cardiology found that rurality is associated with a higher risk of heart failure among predominantly low-income individuals in the southeastern United States. The inequity highlights the need for targeted primary prevention efforts for rural populations.

SourceJAMA Network·JournalJAMA Cardiology·DateJan 25, 2023
Apple iPhone 17 Pro

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

Pre-eclampsia linked with four-fold higher risk of heart attack in decade after delivery

A recent study published in the European Journal of Preventive Cardiology found that pre-eclampsia is associated with a four-fold higher risk of heart attack and stroke within a decade after delivery. Women who had pre-eclampsia, especially those aged 30-39 or over 50, were at significantly increased risk of cardiovascular disease.

SourceEuropean Society of Cardiology·JournalEuropean Journal of Preventive Cardiology·TypeObservational study·DateJan 25, 2023

LSU Health New Orleans welcomes new Dental School Dean

Angelo J. Mariotti, the new Dean of LSU Health New Orleans School of Dentistry, has a track record of success in transforming dental education, increasing fundraising, and improving facilities. He aims to enhance faculty development and expand clinics to serve Louisiana's citizens for better oral health.

SourceLouisiana State University Health Sciences Center·DateJan 25, 2023

52-million-year-old fossils show near-primates were cool with colder climate

Fossils of two near-primate species, Ignacius mckennai and I. dawsonae, dating back 52 million years have been discovered on Ellesmere Island in layers linked with the early Eocene epoch. The findings suggest that these Arctic-dwelling primates evolved more robust teeth and jaws to cope with tougher food sources during winter months.

SourceUniversity of Kansas·JournalPLOS ONE·DateJan 25, 2023
Meta Quest 3 512GB

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

Ultrasonic sensors can safeguard residential gas lines

Researchers created a system to monitor underground gas pipelines using high-tech sensors that can detect weaknesses, discrepancies, and diversion in residential natural gas lines. The method uses ultrasonic sensors to transmit signals through the pipe, limiting the likelihood of gas diversions and ensuring public safety.

SourceUniversity of British Columbia Okanagan campus·JournalSensors·TypeMeta-analysis·DateJan 25, 2023

COVID-19 conspiracy theories that spread fastest focused on evil, secrecy

Researchers analyzed nearly 400,000 Twitter posts to find that five popular conspiracy theories overlapped in narratives highlighting malicious purposes and secretive actions. The most common conspiracies included those related to Bill Gates, 5G Networks, vaccinations, QAnon, and Agenda 21.

SourceWashington State University·JournalNew Media & Society·DateJan 25, 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.

Rice scientists’ discovery could lead to new Alzheimer’s therapies

Researchers identified an alternative binding site on amyloid-beta aggregates using time-resolved spectroscopy and computational chemistry. This discovery could lead to the development of new therapies for Alzheimer's disease and other conditions associated with amyloid deposits.

SourceRice University·JournalChemical Science·TypeExperimental study·DateJan 25, 2023

Early cardiovascular disease linked to worse brain health in middle age

Early cardiovascular disease has been linked to poorer cognitive performance, accelerated cognitive decline, and poor brain health in middle age. Researchers found that participants with early cardiovascular disease performed worse on cognitive tests and had more white matter hyperintensities and decreased brain tissue integrity.

SourceAmerican Academy of Neurology·JournalNeurology·DateJan 25, 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.

Artificial photosynthesis uses sunlight to make biodegradable plastic

A research team at Osaka Metropolitan University successfully synthesized fumaric acid from CO2 using sunlight, paving the way for a renewable energy-powered alternative to traditional plastics. The findings could help reduce greenhouse gas emissions and promote sustainable production of biodegradable plastics.

SourceOsaka Metropolitan University·JournalSustainable Energy & Fuels·TypeExperimental study·DateJan 25, 2023

Analyzing the blueprints of redlining in Ohio

Researchers examined factors that led to discriminatory lending decisions in Ohio's 1930s loan applications, finding neighborhoods with Black families were 40 times more likely to be redlined. The study highlights ongoing consequences of racist policies, including poverty and life-expectancy disparities.

SourceCase Western Reserve University·JournalDu Bois Review Social Science Research on Race·TypeMeta-analysis·DateJan 25, 2023

Artificial intelligence interpretations of pain drawings may predict response to headache surgery

A machine learning algorithm developed using artificial intelligence can accurately predict patients' responses to nerve compression headaches and headache surgery. The AI-aided predictions are most accurate for identifying patients with poor outcomes, with an accuracy rate of 94% compared to 79% for human evaluators.

SourceWolters Kluwer Health·JournalPlastic & Reconstructive Surgery·DateJan 25, 2023
Celestron NexStar 8SE Computerized Telescope

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

Computer model of influenza virus shows universal vaccine promise

Researchers created an atomic-level computer model of the H1N1 virus, revealing dynamic movement of HA and NA proteins. This discovery provides new insights into the flu vaccine's target sites, suggesting possible strategies for designing future vaccines and antivirals.

SourceUniversity of California - San Diego·JournalACS Central Science·TypeComputational simulation/modeling·DateJan 25, 2023

Do certain jobs increase a woman’s risk of pregnancy loss?

A study published in the Journal of Occupational Health found that certain occupations in South Korea are associated with a higher risk of pregnancy loss. Women in health and social work, manufacturing, and education had increased risks of no live births and early abortive outcomes.

SourceWiley·JournalJournal of Occupational Health·DateJan 25, 2023

Spinning food processing waste into ‘gold’

Researchers analyzed 46 waste samples and proposed production opportunities for sustainable fuels, biogas, electricity, chemicals, and organic fertilizer. The study aims to reduce food waste and its environmental impact by finding alternative uses for industrial waste products.

SourceOhio State University·JournalScience of The Total Environment·DateJan 25, 2023
CalDigit TS4 Thunderbolt 4 Dock

CalDigit TS4 Thunderbolt 4 Dock simplifies serious desks with 18 ports for high-speed storage, monitors, and instruments across Mac and PC setups.

Kill dates for re-exposed black mosses

Researchers used radiocarbon ages of re-exposed black mosses to determine glacier advance phases in the northern Antarctic Peninsula. The study found three distinct advances, indicating cooler and potentially wetter conditions than today.

SourceGeological Society of America·JournalGeology·DateJan 25, 2023

Genomic screening can help detect thyroid cancer, Geisinger study finds

A Geisinger study found that genomic screening can help detect medullary thyroid cancer (MTC) in patients with RET gene variants. The research evaluated 75 patients who had the genetic results, and 12 were found to have cancer after undergoing surgery. Genomic screening provides opportunities for early detection and treatment of MTC.

SourceGeisinger Health System·JournalJAMA Otolaryngology–Head & Neck Surgery·DateJan 25, 2023

Small study shows promise for antimalarial monoclonal antibody to prevent malaria

Researchers at the University of Maryland School of Medicine found that monoclonal antibody CIS43LS provided high levels of protection against controlled human malaria infection. The study's findings suggest that this treatment could be a potential game changer for deploying monoclonal antibody therapies in African countries.

SourceUniversity of Maryland School of Medicine·JournalThe Lancet Infectious Diseases·TypeRandomized controlled/clinical trial·DateJan 25, 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.

Movement information offers critical visual cues

A new study at Carnegie Mellon University found that the brain accurately identifies objects in dynamic videos and static images by analyzing movement patterns. Participants identified objects with high accuracy even when deprived of shape, color, or other visual cues.

SourceCarnegie Mellon University·JournalNeuroscience·DateJan 25, 2023

Watch this person-shaped robot liquify and escape jail, all with the power of magnets

Engineers design miniature robots that can rapidly shift between liquid and solid states, with magnetic properties, to overcome traditional robot limitations. The new material is used to remove foreign objects, deliver drugs, and assemble parts in hard-to-reach spaces, opening up new possibilities for medical and engineering applications.

SourceCell Press·JournalMatter·TypeExperimental study·DateJan 25, 2023

Cancer cells shrink or super-size to survive

Scientists have discovered that cancer cells can manipulate their size to resist treatment, with smaller cells potentially more vulnerable to DNA-damaging agents and larger cells responding better to immunotherapy. This study provides new insight into how cell size affects disease and may lead to new treatment strategies.

SourceInstitute of Cancer Research·JournalScience Advances·TypeExperimental study·DateJan 25, 2023

Transistors repurposed as microchip ‘clock’ address supply chain weakness

A new approach fabricates specialized transistors that serve as the building block of a timing device, enabling enhanced integration and advancing microelectronics capabilities. This innovation repurposes data processing transistors into a 'clock' device, addressing supply chain weaknesses and enhancing chip security.

SourcePurdue University·JournalNature Electronics·TypeExperimental study·DateJan 25, 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.

How proteins on influenza viruses tilt, ‘breathe’ (video)

Researchers used simulations to study the movements of influenza virus proteins, finding that they can clump together and form large aggregates. This discovery could lead to improved vaccines and antiviral treatments by targeting these vulnerable states.

SourceAmerican Chemical Society·JournalACS Central Science·DateJan 25, 2023

Hernandez-Garcia honored for kindling curiosity and passion for physics

Hernandez-Garcia was recognized for his efforts to bring undergraduate students from Mexico to Jefferson Lab for a 10-week summer study program, where they gain hands-on experience with accelerator R&D test stands. The program has led to several students earning Ph.D.s in accelerator physics and pursuing careers in the field.

SourceDOE/Thomas Jefferson National Accelerator Facility·DateJan 25, 2023

Helpful disturbance: How non-linear dynamics can augment edge sensor time series

Engineers at Tokyo Institute of Technology have developed a technique to support the classification performance of neural networks operating on sensor time series by feeding recorded signals into elementary non-linear dynamical systems. This approach increases the classification performance by augmenting the data through additional tim...

SourceTokyo Institute of Technology·JournalChaos Solitons & Fractals·TypeExperimental study·DateJan 25, 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.

Medical College of Wisconsin scientists find new marker that predicts early recurrence of breast cancer

Medical College of Wisconsin scientists have identified PD-L2 as a therapy-relevant marker for predicting early recurrence of breast cancer. High levels of PD-L2 protein in cancer cells are associated with an elevated risk of progression and may indicate patients who can benefit from immunotherapies such as PD-1 inhibitors.

SourceMedical College of Wisconsin·JournalJournal of Clinical Oncology·DateJan 25, 2023

Gambling advertising restrictions could reduce harm

A systematic review of 70 research papers found that exposure to gambling advertising increases intentions to gamble and gambling activity, leading to greater risk of harm. The study also showed that restrictions could particularly benefit children and young people, as well as adults already vulnerable to gambling-related harms.

SourceUniversity of Sheffield·JournalPublic Health·TypeSystematic review·DateJan 25, 2023

Shark and ray populations rebounding in Northwestern Atlantic: SFU study

A new study by SFU researchers found that shark and ray populations in the northwest Atlantic are recovering after implementation of a U.S. fishery management plan in 1993. The study shows that declines have been halted in three species and six species are clearly rebuilding, thanks to regulation, enforcement, and monitoring.

SourceSimon Fraser University·JournalProceedings of the National Academy of Sciences·DateJan 25, 2023
Nikon Monarch 5 8x42 Binoculars

Nikon Monarch 5 8x42 Binoculars deliver bright, sharp views for wildlife surveys, eclipse chases, and quick star-field scans at dark sites.

How do e-cigarettes affect the lungs?

A new study found that prolonged inhalation of e-cigarette aerosols by mice caused changes in pulmonary immune cell composition and altered gene and protein levels in the lungs. Even low exposure to JUUL aerosols had significant impacts on the animals' lung health.

SourceWiley·JournalThe FASEB Journal·DateJan 25, 2023

AI analysis of cancer mutations may improve therapy

Researchers developed a computational analysis method to detect and identify somatic SVs in leukemia patients, gaining insights into molecular consequences and potential therapies. The approach enables understanding of individual somatic mutations and may lead to targeted treatments.

SourceMax Delbrück Center for Molecular Medicine in the Helmholtz Association·JournalNature Biotechnology·DateJan 25, 2023

Pioneering approach advances study of CTCF protein in transcription biology

Researchers at St. Jude Children's Research Hospital used a next-generation protein degradation technology to study CTCF, revealing its functional insights into transcription regulation. The AID2 system overcame limitations of previous approaches, identifying specific zinc finger domains responsible for CTCF-dependent transcription.

SourceSt. Jude Children's Research Hospital·JournalGenome Biology·DateJan 25, 2023
Fluke 87V Industrial Digital Multimeter

Fluke 87V Industrial Digital Multimeter is a trusted meter for precise measurements during instrument integration, repairs, and field diagnostics.

Study offers new insight on what ancient noses smelled

Scientists recreated ancient human and Denisovan noses to compare their olfactory receptor genes, finding differences in sensitivity to various odors. This research sheds light on how our closest genetic relatives perceived and interacted with their environment.

SourceUniversity of Alaska Fairbanks·JournaliScience·DateJan 25, 2023

Why a high fat diet could reduce the brain’s ability to regulate food intake

A high fat diet can disrupt the brain's ability to regulate calorie intake by affecting astrocytes, which control signaling pathways between the brain and gut. This can lead to overeating and weight gain. Understanding this mechanism could help develop therapies to treat obesity.

SourceThe Physiological Society·JournalThe Journal of Physiology·TypeExperimental study·DateJan 25, 2023

Gut microbiome and its products promote endometriosis in animal model

Researchers at Baylor College of Medicine discovered that an altered gut microbiome drives endometriosis disease progression in an animal model. The study found that mice lacking a gut microbiome had smaller endometriotic lesions, and treatment with certain metabolites significantly enhanced cellular proliferation and lesion growth.

SourceBaylor College of Medicine·JournalCell Death Discovery·TypeExperimental study·DateJan 25, 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.

Probe can measure both cell stiffness and traction, researchers report

Researchers developed a magnetic microrobot that can quantify both cell stiffness and traction, revealing new insights into cellular processes. The study found that malignant tumors do not alter their tractions regardless of surrounding tissue stiffness, challenging common perceptions about cancer progression.

SourceUniversity of Illinois at Urbana-Champaign, News Bureau·JournalScience Robotics·TypeExperimental study·DateJan 25, 2023

Risk of developing heart failure much higher in rural areas vs. urban

A large NIH-supported study found that adults living in rural areas have a 19% higher risk of developing heart failure than those in urban areas. Rural-dwelling Black men face the greatest risk, with a 34% increased risk compared to urban counterparts.

SourceNIH/National Heart, Lung and Blood Institute·JournalJAMA Cardiology·DateJan 25, 2023

What crocodile DNA reveals about the Ice Age

Researchers from McGill University found that changes in sea levels during the Ice Age affected crocodile gene flow, isolating Caribbean and Pacific populations with distinct genetic mutations. The study reveals the resilience of American crocodiles to climate swings and highlights the need for targeted conservation efforts in Panama.

SourceMcGill University·JournalEvolution·TypeData/statistical analysis·DateJan 25, 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.