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Science News Archive 2023 - Page 229


Page 229 of 444

Caribbean seagrasses provide services worth $255B annually, including vast carbon storage, study shows

A new University of Michigan-led study estimates that Caribbean seagrass meadows provide approximately $255 billion in annual ecosystem services, including vast carbon storage. The study highlights the importance of conserving these threatened ecosystems, which are critical allies in the fight against climate change.

SourceUniversity of Michigan·JournalBiology Letters·TypeData/statistical analysis·DateJun 21, 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.

Demonstrating the significance of individual molecules during mechanical stress in cells

Researchers at the University of Münster have developed a new method to study the function of individual molecules during mechanical stress in cells. They used a light-sensitive molecule to alter proteins and apply short light pulses to control their movement, allowing them to investigate the mechanical significance of these proteins.

SourceUniversity of Münster·JournalScience Advances·TypeExperimental study·DateJun 21, 2023

Quantum interference can protect and enhance photoexcitation

Scientists at Northwestern University and Purdue University have discovered that quantum interference can suppress the annihilation of photoexcitations, allowing for more efficient tools like solar cells. By controlling the quantum phases of photoexcitations, researchers hope to create new devices with high-density mobilities.

SourceNorthwestern University·JournalNature Chemistry·DateJun 21, 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.

Spinocerebellar ataxias: A widely underestimated diversity

Researchers identified 756 patients with rare forms of spinocerebellar ataxias (SCA), revealing diverse disease manifestations and symptoms. The study highlights the importance of sequencing the genome to improve diagnosis and treatment for these previously underdiagnosed cases.

SourceInstitut du Cerveau (Paris Brain Institute)·JournalAmerican Journal of Human Genetics·DateJun 21, 2023
Apple iPhone 17 Pro

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

Stark racial and ethnic disparities in alcohol-related US deaths during Covid, study reveals

A new study revealed significant racial and ethnic disparities in US alcohol-related deaths during the Covid-19 pandemic. American Indian and Alaska Native populations saw a more than doubling of alcohol-related deaths, while Black Americans, Hispanic Americans, and Asian Americans experienced substantial increases as well.

SourceTaylor & Francis Group·JournalThe American Journal of Drug and Alcohol Abuse·TypeObservational study·DateJun 21, 2023

Brain stimulation may prove helpful to acute stroke patients, pilot study suggests

A pilot study suggests that high-definition cathodal transcranial direct current stimulation (HD C-tDCS) may be beneficial for acute ischemic stroke patients. In the study, patients who received HD C-tDCS showed improved blood flow and a significant rescue of threatened brain tissue, compared to those in the sham group.

SourceUniversity of California - Los Angeles Health Sciences·JournalJAMA Network Open·TypeRandomized controlled/clinical trial·DateJun 21, 2023

Cave excavation pushes back the clock on early human migration to Laos

Researchers in Tam Pa Ling cave in northeastern Laos found evidence of early human occupation dating back at least 70,000 years. The team used various techniques to date sediments and bones, revealing two distinct migration groups with unclear relationships.

SourceUniversity of Illinois at Urbana-Champaign, News Bureau·JournalNature Communications·TypeObservational study·DateJun 21, 2023

New research shows vegetation accelerates coastal dune erosion during extreme events

Vegetation on coastal dunes was found to accelerate erosion during extreme events, contrary to the current understanding that it provides protection. The study found that vegetation creates a physical barrier, decreases wave run-up, and increases water penetration, leading to destabilization and scarp formation.

SourceUniversity of Delaware·JournalScience Advances·TypeExperimental study·DateJun 21, 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.

Anarcheological first: A poem by Virgil appears on the remnants of a Roman oil amphora

Researchers have made a groundbreaking discovery in the form of an oil amphora from the Roman region of Betica, featuring written text on its underside. The fragment, which corresponds to the seventh and eighth verses of Virgil's poem 'The Georgics', reveals insights into the poet's life and knowledge of the fertile Guadalquivir plain.

SourceUniversity of Córdoba·JournalJournal of Roman Archaeology·TypeObservational study·DateJun 21, 2023

Atoms realize a Laughlin state

Researchers have successfully created and visualized a Laughlin state using ultracold neutral atoms in an optical box. The experiment demonstrated the peculiar 'dance' of particles and their fractional charge, opening up new possibilities for exploring exotic states in quantum simulators.

SourceUniversité libre de Bruxelles·JournalNature·DateJun 21, 2023

The art and science of living-like architecture

Researchers have developed biomaterials that contain a 'living-like' system, capable of detecting pathogens and monitoring air quality. These materials are designed to interact with air, making them potential sensors for healthy indoor environments.

SourceUniversity of Pennsylvania School of Engineering and Applied Science·JournalFrontiers in Bioengineering and Biotechnology·DateJun 21, 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.

CSU biologists document genome-level climate adaptation in endangered bird species

A study led by CSU researchers documents genetic variation in the Southwestern Willow Flycatcher associated with tolerance to wetter environmental conditions, allowing them to adapt to changing climates. The research findings suggest that these genetic changes began as long ago as the late 1800s.

SourceColorado State University·JournalNature Climate Change·TypeObservational study·DateJun 21, 2023

Can light therapy treat atrial fibrillation?

New research suggests optogenetics could restore regular heart rhythm without shocks, improving prognosis and quality of life for AF patients. Light therapy has shown promising results in rats, indicating potential translatability to humans.

SourceWiley·JournalJournal of Internal Medicine·DateJun 21, 2023

Single hepatitis E mutation renders sofosbuvir therapy ineffective

Researchers identified a single mutation in the hepatitis E virus polymerase that renders sofosbuvir therapy ineffective, resulting in a fivefold loss of efficacy. This discovery provides new insights into the development of future therapies against hepatitis E, which is responsible for 70,000 annual deaths globally.

SourceRuhr-University Bochum·JournalHepatology·TypeExperimental study·DateJun 21, 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.

Neanderthal cave engravings are oldest known – over 57,000 years old

Researchers have identified finger-marks on a cave wall in France as the oldest known Neanderthal engravings, dating back to around 75,000 years ago. The marks were made using a plotting analysis and photogrammetry to create 3D models, confirming that they are deliberate, organized shapes created by human hands.

SourcePLOS·JournalPLOS ONE·TypeObservational study·DateJun 21, 2023

Direct photons point to positive gluon polarization

A new publication by the PHENIX Collaboration at RHIC's Relativistic Heavy Ion Collider provides definitive evidence that gluon spins are aligned in the same direction as the spin of the proton they're in. This result, known as the 'golden measurement,' allows theorists to calculate how much gluons contribute to a proton's spin.

SourceDOE/Brookhaven National Laboratory·JournalPhysical Review Letters·DateJun 21, 2023

Is TBI a chronic condition?

A study published in Neurology found that people with TBI experience improvement and decline over time, affecting their ability to function and thinking skills. The research suggests that TBI should be recognized as a chronic condition to provide tailored care for its evolving needs.

SourceAmerican Academy of Neurology·JournalNeurology·DateJun 21, 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.

Biodegradable gel shows promise for cartilage regeneration

Researchers at UBC develop biodegradable gel that mimics articular cartilage properties, allowing for faster and more efficient cartilage regeneration. The gel's ability to resist compression and recover its shape after compression makes it a promising material for joint injury repair.

SourceUniversity of British Columbia·JournalNature·DateJun 21, 2023

Atherosclerosis accelerates aging

A new study by CNIC researchers reveals that low-grade systemic inflammation triggered by subclinical atherosclerosis accelerates epigenetic aging in otherwise healthy young individuals. The study found a strong association between atherosclerosis progression and accelerated biological age, with potential reversibility through lifestyl...

SourceCentro Nacional de Investigaciones Cardiovasculares Carlos III (F.S.P.)·JournalEuropean Heart Journal·TypeCase study·DateJun 21, 2023

Laser therapy is most effective treatment for tinnitus, study finds

A Brazilian study compared treatments for idiopathic and refractory tinnitus, finding low-level laser therapy with photobiomodulation to be the most effective. The treatment had lasting therapeutic effects when combined with other therapies.

SourceFundação de Amparo à Pesquisa do Estado de São Paulo·JournalJournal of Personalized Medicine·DateJun 21, 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.

World's biggest study of wildfire smoke impact reveals alarming long-term health impacts

A comprehensive study found that increased exposure to wildfire-related PM2.5 was associated with a higher risk of all-cause and nonaccidental mortality, as well as an increased risk of dying from neoplasms. The research used a large-scale national cohort database from the UK Biobank, involving 492,394 participants.

SourceMonash University·JournalJournal of Hazardous Materials·TypeMeta-analysis·DateJun 21, 2023

Fatal cycle for tumor cells

Researchers have developed a new approach to treating tumors using 'self-immolative' polyferrocenes that trigger a fatal cycle of oxidative stress in cancer cells. In experiments, these copolymers inhibited tumor growth with negligible side effects, offering potential for chemodynamic therapy.

SourceWiley·JournalAngewandte Chemie International Edition·TypeExperimental study·DateJun 21, 2023

Prevalence of lung cancer screening among eligible adults in 4 states

The study found that lung cancer screening rates among eligible adults in Maine, Michigan, New Jersey, and Rhode Island increased in 2021 compared to 2019. Consistent with prior studies, the likelihood of lung cancer screening was higher among individuals with a primary health professional

SourceJAMA Network·JournalJAMA Network Open·DateJun 21, 2023

Conservation policies risk damaging global biodiversity, researchers argue

Leading academics argue that rewilding and organic farming policies risk worsening global biodiversity by reducing food production and driving up imports. In contrast, land sparing involves boosting farm yields in farmed areas to make space for nature reserves, promising more effective and sustainable biodiversity gains.

SourceUniversity of Exeter·JournalNature·TypeNews article·DateJun 21, 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.

Monarchs’ white spots aid migration

A study by University of Georgia researchers found that monarchs with larger white spots fly more efficiently, making long trips easier. The team discovered a correlation between increased solar radiation and the evolution of larger white spots on the butterflies' wings.

SourceUniversity of Georgia·JournalPLOS ONE·DateJun 21, 2023

DNA can fold into complex shapes to execute new functions

Researchers at Weill Cornell Medicine have discovered a DNA molecule that folds into a four-way junction structure, allowing it to mimic the activity of green fluorescent protein (GFP). This breakthrough could lead to the development of new DNA-based fluorescent tags for rapid-diagnostic tests and various scientific applications.

SourceWeill Cornell Medicine·JournalNature·DateJun 21, 2023

Loss of Y chromosome in men enables cancer to grow

Researchers found that loss of the Y chromosome in bladder cancer cells allows them to evade the immune system, leading to aggressive growth. However, this loss also renders the disease more responsive to a standard treatment called immune checkpoint inhibitors.

SourceCedars-Sinai Medical Center·JournalNature·TypeNews article·DateJun 21, 2023

A clean energy transition is possible for China’s manufacturing industry

A recent study led by Princeton University researchers found that China's industrial parks can significantly reduce greenhouse gas emissions and freshwater consumption by transitioning to clean energy sources. The study estimates that this transition could lead to a reduction of 40% in energy supply emissions, equivalent to 7% of China...

SourcePrinceton School of Public and International Affairs·JournalEnvironmental Science & Technology·TypeComputational simulation/modeling·DateJun 21, 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.

Energy transition with hydrogen generated on rooftops

Researchers at KIT have developed highly efficient photoreactor panels that can be inserted into inexpensive modules for mass production of hydrogen or fuels. The technology could make the use of fossil energy carriers superfluous and provide a climate-neutral alternative, with costs estimated to be around $22 per square meter.

SourceKarlsruher Institut für Technologie (KIT)·JournalJoule·DateJun 21, 2023

Reducing bias and stigma associated with medication-assisted treatment improves care

Integrating MAT training into nursing programs has been shown to reduce bias and stigma associated with medication-assisted treatment. The training also improved graduate students' attitudes towards people with opioid use disorder and increased their desire to pursue careers as OUD MAT providers.

SourceGeorge Mason University·JournalJournal of the American Association of Nurse Practitioners·DateJun 21, 2023

Researchers reveal mechanism of protection against breast and ovarian cancer

A new study reveals that the protein complex BCDX2 plays a critical role in DNA repair, suggesting mutations in this complex could lead to cancer. The research also highlights the importance of screening for mutations in people with a family history of breast and ovarian cancers.

SourceThe Francis Crick Institute·JournalNature·TypeExperimental study·DateJun 21, 2023

Targeting GITR in cancer immunotherapy – there is no perfect knowledge

Researchers discuss the potential of glucocorticoid-induced TNFR-related protein (GITR) as a target for cancer immunotherapy. Preclinical studies have shown potent anti-tumor efficacy, but clinical trials have yielded inconsistent results due to complexities in immune responses and antibody structure.

SourceImpact Journals LLC·JournalOncotarget·TypeCommentary/editorial·DateJun 21, 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.

A new, promising weapon in the fight against HIV

A new molecular compound has been identified that can activate latent HIV-1 in cells, showing promise for HIV treatments. Researchers found that this compound, YSE028, can reactivate latently infected cells and induce cell death, potentially leading to a complete cure for HIV.

SourceTokyo Medical and Dental University·JournalEuropean Journal of Medicinal Chemistry·DateJun 21, 2023

New Journal of Pharmaceutical Analysis articles showcase innovative approaches for diagnostics and drug screening and evaluation

Recent studies in the New Journal of Pharmaceutical Analysis feature novel diagnostic tools, RNA sequencing-based workflows, and mechanical property evaluations to enhance cancer and cardiovascular disease treatment outcomes. These innovations aim to improve the therapeutic effect of drugs and promote personalized medicine.

SourceCactus Communications·JournalJournal of Pharmaceutical Analysis·TypeExperimental study·DateJun 21, 2023
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.

The surprising path to life: Breaking free from Plate Tectonics

A groundbreaking study finds that microbial life can exist without plate tectonics, challenging a fundamental theory of geology. Zircon crystals from the Barberton Greenstone Belt reveal a stagnant lid regime on ancient Earth, leading to continent formation and potentially habitable conditions.

SourceUniversity of the Witwatersrand·JournalNature·DateJun 21, 2023

Study shows lifestyle intervention promoting whole-food, plant-predominant eating pattern can achieve type 2 diabetes remission

A case series study demonstrated that a whole-food, plant-predominant dietary pattern and standard medical treatment can successfully achieve type 2 diabetes remission in 37 percent of patients. The study contributes novel information on the feasibility of achieving remission simply by eating healthy food.

SourceAmerican College of Lifestyle Medicine·JournalAmerican Journal of Lifestyle Medicine·TypeCase study·DateJun 21, 2023

People who develop diabetes after pregnancy are less likely to regain control of blood sugar if they had gestational diabetes

A study found that people with a history of gestational diabetes are more likely to develop type 2 diabetes within nine years after delivery, particularly in Black and Hispanic women. Regular diabetes screenings in the early postpartum period can alter disease progression and improve control.

SourceThe Mount Sinai Hospital / Mount Sinai School of Medicine·JournalDiabetes Care·DateJun 21, 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.

Monarch butterflies are more likely to survive their long migrations if they have more and larger white spots on their wings, possibly because it gives them an aerodynamic advantage

Researchers found that monarch butterflies with more and larger white spots on their wings had a higher survival rate during long-distance migrations. The study suggests that these white spots may provide an aerodynamic benefit, helping the butterflies navigate and stay aloft during their journeys.

SourcePLOS·JournalPLOS ONE·DateJun 21, 2023

An app can transform smartphones into thermometers that accurately detect fevers

Researchers at the University of Washington created an app called FeverPhone that uses existing phone sensors and screens to estimate whether people have fevers. The app was tested on 37 patients in an emergency department and showed accuracy comparable to consumer thermometers, with potential for early intervention in viral outbreaks.

SourceUniversity of Washington·JournalProceedings of the ACM on Interactive Mobile Wearable and Ubiquitous Technologies·DateJun 21, 2023

Repurposed drug shows promise for treating cardiac arrhythmias

Researchers identified five previously unknown CaMKII inhibitors, including ruxolitinib, which was found to be the most effective at inhibiting CaMKII activity in cell and mouse models of arrhythmias. The study provides a promising new approach for treating heart conditions.

SourceUniversity of Chicago·JournalScience Translational Medicine·TypeExperimental study·DateJun 21, 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.

Omega-3 fatty acids linked with slower progression of ALS

A new study led by Harvard T.H. Chan School of Public Health found that consuming omega-3 fatty acids, particularly alpha-linolenic acid, may help slow the progression of disease in patients with amyotrophic lateral sclerosis (ALS). Higher blood levels of ALA were associated with a slower disease progression and lower risk of death.

SourceHarvard T.H. Chan School of Public Health·JournalNeurology·TypeObservational study·DateJun 21, 2023