Bluesky Facebook Reddit Email

Science News Archive 2023


Page 417 of 444

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.

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.

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.

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.

Apple iPhone 17 Pro

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

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.

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.

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.

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.

DJI Air 3 (RC-N2)

DJI Air 3 (RC-N2) captures 4K mapping passes and environmental surveys with dual cameras, long flight time, and omnidirectional obstacle sensing.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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...

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.

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.

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.

Fluke 87V Industrial Digital Multimeter

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

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.

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.

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.

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.

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.

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.

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.