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Science News Archive July 2024 - Page 2


Page 2 of 41

Unique mechanism protects pancreatic cells from inflammation in mice

Researchers discovered a unique protective mechanism in pancreatic β-cells, relying on elevated levels of pro-survival proteins like cFLIP. This discovery challenges the dominant paradigm and offers new insights into diabetes research, potentially leading to novel strategies for preserving β-cell function.

SourceUniversity of Cologne·JournalMolecular Metabolism·TypeExperimental study·DateJul 31, 2024

What you don't know about endometrial cancer could kill you

A new study suggests that more than one-third of women do not recognize postmenopausal bleeding as a key symptom, and many healthcare professionals lack adequate education on the subject. The findings highlight the need for improved patient counseling about abnormal uterine bleeding as an early warning sign of endometrial cancer.

SourceThe Menopause Society·JournalMenopause·TypeSurvey·DateJul 31, 2024

Humans are born to run

Researchers found that humans were born to run due to their unique physiological traits and social benefits of endurance pursuits. Studies reveal that humans were engaging in endurance hunting tactics for thousands of years, with similar patterns observed across diverse environments.

SourceUniversity of California - Davis·JournalNature Human Behaviour·TypeData/statistical analysis·DateJul 31, 2024
Apple iPhone 17 Pro

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

Vaping and smoking together increases lung cancer risk fourfold

A new study published by Ohio State University has found that vaping combined with cigarette smoking increases the risk of lung cancer four times higher than people who only smoke. Researchers analyzed data from over 4,975 patients with lung cancer and a control group of 27,294 people without cancer.

SourceOhio State University Wexner Medical Center·JournalJournal of Oncology Research and Therapy·TypeData/statistical analysis·DateJul 31, 2024

Smell reports reveal the need to expand urban air quality monitoring, say UBC researchers

Researchers analyzed 549 reports from the Smell Vancouver app to discover that unpleasant smells like rotting and chemical odors dominate in Vancouver, linked to self-reported health issues. The study highlights the need for expanded urban air quality monitoring to address these issues.

SourceUniversity of British Columbia·JournalEnvironmental Research Health·TypeData/statistical analysis·DateJul 31, 2024

Risks of anxiety, suicide attempt may rise significantly after cardiovascular hospitalization

A new analysis found that people hospitalized for heart disease, stroke, or cardiovascular diseases are 83% more likely to be diagnosed with anxiety, depression, or other psychiatric conditions within the first year after hospitalization. Early mental health screening and intervention are crucial for patients and their loved ones.

SourceAmerican Heart Association·JournalJournal of the American Heart Association·DateJul 31, 2024
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.

New model uses satellite imagery, machine learning to map flooding in urban environments

A new mapping tool from North Carolina State University uses machine learning and open-source satellite imagery to model flooding in urban environments. The model creates maps that predict urban area flooding, helping officials make informed choices about flood resiliency and prevention resources.

SourceNorth Carolina State University·JournalNatural Hazards·TypeComputational simulation/modeling·DateJul 31, 2024

Recent volcanic ‘fires’ in Iceland triggered by storage and melting in crust

Scientists from UC San Diego detected geochemical signatures of magma pooling and melting beneath the surface during Iceland's recent volcanic episode. The study found that massive pooling of magma preceded the eruption, contrasting initial hypotheses for magma ascent straight from the mantle.

SourceUniversity of California - San Diego·JournalNature·TypeObservational study·DateJul 31, 2024

AI bowel cancer test can tell whether patients need chemotherapy

A new AI algorithm assesses immune cells in early-stage bowel cancer tumours to predict recurrence risk. The CD3 Score test has been shown to reliably identify high-risk cancers that are more likely to recur within five years of surgery, enabling clinicians to make informed decisions about chemotherapy treatment.

SourceUniversity of Leeds·JournalJournal of Clinical Oncology·TypeImaging analysis·DateJul 31, 2024
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.

PNNL partners with DOE to improve access to DOE’s intellectual property

The DOE's Visual Intellectual Property Search (VIPS) database has been launched, providing access to over 14,000 patents and 6,200 software packages developed by DOE scientists and engineers. The system aims to increase the real-world impact of research projects by making intellectual property available for licensing or open-source use.

SourceDOE/Pacific Northwest National Laboratory·DateJul 31, 2024

New technique offers insights into the complexities of chronic Hepatitis B infection

Researchers used spatial transcriptomics to analyze liver biopsies from patients with CHB, uncovering distinct gene expression signatures and unique immune cell compositions. The study sheds light on the intricate interplay between the virus and the immune system, paving the way for developing novel therapeutic strategies.

SourceFirst Hospital of Jilin University·JournaleGastroenterology·DateJul 31, 2024

Barriers designed to prevent saltwater intrusion may worsen inland flooding

A new paper found that subsurface barriers will likely lead to more groundwater flooding and result in less protection against saltwater intrusion into groundwater. The researchers recommend using additional plans to deal with extra water, such as pumps or French drains, to mitigate the risks.

SourceUniversity of Arkansas·JournalScientific Reports·TypeExperimental study·DateJul 31, 2024

AI predicts male infertility risk with blood test, no semen needed

Researchers developed an AI prediction model that can identify male infertility risk without semen analysis, using hormone levels in a blood test. The model achieved an accuracy rate of approximately 74% and was particularly accurate in predicting non-obstructive azoospermia, the most severe form of male infertility.

SourceToho University·JournalScientific Reports·TypeObservational study·DateJul 31, 2024

With biodiversity under threat, scientists suggest the need for a new biorepository—on the moon

A team of researchers suggests creating a lunar biorepository to store cryopreserved samples of at-risk animal species, leveraging the Moon's natural cold temperatures for long-term storage. The facility aims to protect biodiversity from extinction threats and challenges such as climate change and geopolitical conflicts.

SourceAmerican Institute of Biological Sciences·JournalBioScience·TypeLiterature review·DateJul 31, 2024
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.

3D models provide unprecedented look at corals’ response to bleaching events

Using 3D models, researchers tracked the response of 1,832 coral colonies to two moderate-strength bleaching events off Maui. They found that some corals showed signs of acclimatization, surviving both bleaching events and potentially informing approaches to coral reef conservation.

SourceUniversity of California - San Diego·JournalPLOS ONE·TypeObservational study·DateJul 31, 2024

Stem Cell Therapy for SARS-CoV-2 and Influenza Virus Infections

MSCs have demonstrated potential in treating severe COVID-19 cases by mitigating a cytokine storm, relieving pulmonary symptoms, and promoting organ recovery. MSC therapy also holds promise for managing influenza infections by counteracting inflammation and promoting lung tissue repair.

SourceCompuscript Ltd·JournalBIO Integration·DateJul 31, 2024

New principle for treating tuberculosis

Researchers have identified a group of molecules called callyaerins that can act against tuberculosis by targeting a specific membrane protein of the bacterium Mycobacterium tuberculosis. These substances inhibit bacterial growth without affecting human cells, offering a promising new approach to treating the disease.

SourceHeinrich-Heine University Duesseldorf·JournalCell Chemical Biology·DateJul 31, 2024

NRL scientists identify new class of semiconductor nanocrystals

Researchers have identified a new class of semiconductor nanocrystals with bright ground-state excitons, overcoming the dark exciton problem. This discovery could revolutionize the development of highly efficient light-emitting devices and other optoelectronic technologies.

SourceNaval Research Laboratory·JournalACS Nano·TypeExperimental study·DateJul 31, 2024
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.

High blood pressure associated with environmental contamination by tellurium

A recent study published in Environment International found that high levels of tellurium exposure are associated with increased blood pressure and a greater occurrence of hypertension. Tellurium, a contaminant transferred from mining and manufacturing activities, can be present in foods such as cereals and legumes.

SourceNagoya University·JournalEnvironment International·DateJul 31, 2024

New discoveries regarding tomato hormones can increase total yield

Researchers discovered that strigolactones, previously only associated with plant development, directly influence flowering and fruiting in tomatoes. By regulating the microRNA319 pathway and gibberellin levels, strigolactones promote faster and better flowering, leading to increased yields.

SourceFundação de Amparo à Pesquisa do Estado de São Paulo·JournalProceedings of the National Academy of Sciences·DateJul 31, 2024

Use of carbon dioxide as fertilizer in tropical forests limited by phosphorus availability

A new model reveals that phosphorus limitation reduces tropical forest productivity responses to rising CO2 concentrations. The study found that combined nitrogen and phosphorus limitations diminish CO2 fertilization effect on gross primary production and net ecosystem production by significant margins.

SourceKeAi Communications Co., Ltd.·JournalForest Ecosystems·TypeComputational simulation/modeling·DateJul 31, 2024
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.

AI creates cardiology reports for patients

A new study found that an AI program generated explanations of heart test results in most cases, with 73% deemed suitable for patients without changes. The AI explanations were also rated as easy to understand by non-clinical participants, reducing worry in many cases.

SourceNYU Langone Health / NYU Grossman School of Medicine·JournalJACC Cardiovascular Imaging·TypeExperimental study·DateJul 31, 2024

Green hydrogen: ‘Artificial leaf’ becomes better under pressure

Researchers at HZB have increased the efficiency of photoelectrochemical cells by operating them under elevated pressure. This reduces losses due to bubble formation and improves light illumination, resulting in a relative increase of 5-10 percent in overall efficiency. The optimal operating pressure range is between 6-8 bar.

SourceHelmholtz-Zentrum Berlin für Materialien und Energie·JournalNature Communications·TypeExperimental study·DateJul 31, 2024

Are cardiovascular risk factors linked to migraine?

A new study published in Neurology found that high diastolic blood pressure is linked to a slightly higher odds of ever having migraine in female participants. The study also found no associations between cardiovascular risk factors and migraine in male participants.

SourceAmerican Academy of Neurology·JournalNeurology·DateJul 31, 2024

Strong El Nino makes European winters easier to forecast

A new study found that strong El Nino events make it easier to forecast European winters, allowing for more accurate predictions of temperature and precipitation patterns. The research team analyzed 30 years of winter forecasts from seven different prediction systems and identified common factors influencing predictability.

SourceUniversity of Reading·JournalGeophysical Research Letters·TypeObservational study·DateJul 31, 2024
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.

Flying like a beetle

Scientists have unveiled that beetles' hindwings are passively deployed and retracted, leveraging the elytra to deploy and retract while flapping forces unfold the wings. This finding has potential applications in designing new microrobots that can fly in confined spaces.

SourceEcole Polytechnique Fédérale de Lausanne·JournalNature·DateJul 31, 2024

The Lancet: Nearly half of dementia cases could be prevented or delayed by tackling 14 risk factors starting in childhood, including two new risks—high cholesterol and vision loss

The Lancet Commission on dementia prevention recommends addressing 14 modifiable risk factors to prevent or delay nearly half of dementia cases. The report identifies two new risks: high LDL cholesterol and vision loss, which are associated with 9% of all dementia cases.

SourceThe Lancet·JournalThe Lancet·TypeLiterature review·DateJul 31, 2024
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.

Scientists set sail to study Greenland glaciers from underwater

The UT Austin expedition aims to investigate how sediments control glacial melt and the future of the Greenland ice sheet. A robotic submersible will gather measurements of the glaciers' underwater walls and sediment-laden meltwater, while surveys and sediment cores will reveal past climate change impacts.

SourceUniversity of Texas at Austin·TypeObservational study·DateJul 31, 2024

More electricity from the sun

Researchers developed a coating technique that increases the efficiency of monolithic tandem cells made of silicon and perovskite, while maintaining long-term stability. The coating uses thiophenethylammonium compound to smooth out surface defects, resulting in a high efficiency rate of nearly 31%.

SourceWiley·JournalAngewandte Chemie International Edition·TypeExperimental study·DateJul 31, 2024

Medicaid enrollees struggle to find psychiatric care

A recent study by Weill Cornell Medicine found that many Medicaid enrollees face significant barriers to accessing psychiatric care, with wait times often extending up to six months. In four major US cities, only 18% of listed psychiatrists and mental health professionals were reachable and offered appointments.

SourceWeill Cornell Medicine·JournalJAMA·DateJul 31, 2024
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.

Precision oncology via artificial intelligence on cancer biopsies

A new AI protocol called DeepHRD enables accurate, instantaneous detection of cancer genomic biomarkers directly from tumor biopsy slides. This breakthrough technology saves weeks and thousands of dollars from clinical oncology treatment workflows, providing access and equity in cancer care for resource-constrained settings.

SourceUniversity of California - San Diego·JournalJournal of Clinical Oncology·DateJul 31, 2024

Analysis of 24 different modern conversational Large Language Models reveals that most major open- and closed-source LLMs tend to lean left when asked politically charged questions

A study published in PLOS ONE analyzed 24 state-of-the-art Large Language Models (LLMs) and found that most produced responses rated as left-of-center when asked politically charged questions. The researchers used various tests, including the Political Compass Test and Eysenck’s Political Test, to evaluate the LLMs’ political orientation.

SourcePLOS·JournalPLOS ONE·TypeExperimental study·DateJul 31, 2024

Smithsonian scientists devise method to secure Earth’s biodiversity on the moon

The study proposes a lunar biorepository to store genetic material of at-risk species, which can be preserved without electricity or liquid nitrogen. The moon's permanently shadowed craters are cold enough for cryogenic preservation, and the team has successfully cryopreserved skin samples from a fish.

SourceSmithsonian National Zoological Park·JournalBioScience·TypeExperimental study·DateJul 31, 2024

“Smarter” semiconductor technology for training “smarter” artificial intelligence

Researchers at Pohang University of Science & Technology have developed a novel analog hardware using ECRAM devices that maximizes AI computational performance. Their technique, which uses a three-terminal structure with separate paths for reading and writing data, demonstrates excellent electrical and switching characteristics.

SourcePohang University of Science & Technology (POSTECH)·JournalScience Advances·DateJul 31, 2024
Celestron NexStar 8SE Computerized Telescope

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

Beyond casualties: The enduring trauma of bereavement after armed conflicts

Researchers estimate that one in every 67 Palestinians will lose an offspring to conflict, while Ukraine and Afghanistan will experience high levels of orphaned children due to prolonged conflicts. Projections suggest bereavement will remain even after all armed conflicts end.

SourceMax Planck Institute for Demographic Research·JournalScience Advances·DateJul 31, 2024

Around 160,000 joint replacement surgeries lost by COVID-19 pandemic, study finds

A study by the University of Bristol found that nearly nine months of joint replacement surgery was lost since the start of the COVID-19 pandemic, with knee, shoulder, and ankle surgery being affected more severely. The recovery from this deficit is expected to take many years, if not decades.

SourceUniversity of Bristol·JournalThe Bone & Joint Journal·TypeData/statistical analysis·DateJul 31, 2024
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.

Gut microbes implicated in bladder cancer

A study by EMBL researchers found that gut bacteria can convert carcinogenic chemicals like BBN into BCPN, leading to tumour formation. The team discovered 12 bacterial species involved in this process, with individual differences in human gut microbiome affecting the risk of cancer development.

SourceEuropean Molecular Biology Laboratory·JournalNature·TypeExperimental study·DateJul 31, 2024

Polarization and wavelength routers based on diffractive neural network

Researchers developed all-optical routers that guide light based on its wavelength and polarization, achieving efficient optical signal control. These compact devices can handle six types of input light, enhancing information processing capability.

SourceHigher Education Press·JournalFrontiers of Optoelectronics·TypeExperimental study·DateJul 31, 2024

Size-inclusive model photos are win-win for online retailers, customers and environment – new study

A new study finds that size-inclusive model photos improve online retailers' sales and reduce product returns, increasing customer satisfaction and inclusivity. The research suggests that using diverse models to showcase clothing items can create a more welcoming environment for customers of various sizes.

SourceUniversity of Bath·JournalJournal of the Academy of Marketing Science·TypeMeta-analysis·DateJul 31, 2024

World first discoveries allow researchers to accurately diagnose prenatal exposure syndromes and birth disorders

Researchers at Lawson Health Research Institute have made a world-first discovery using advanced technology and artificial intelligence (AI) to accurately diagnose rare diseases and prenatal exposure-related birth abnormalities. They used EpiSign technology, which measures a patient's epigenome, to identify patients affected by recurre...

SourceLawson Health Research Institute·JournalAmerican Journal of Human Genetics·DateJul 31, 2024

When the last pit is closed

Researchers investigate four European regions experiencing demographic decline, exploring how relationships between generations and places change over time. The study uses participant observation and participatory action research methods to gather insights from families and local residents.

SourceGoethe University Frankfurt·DateJul 31, 2024
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.

Watch ut IKEA: CMU Researchers eye knitted furniture

Researchers at Carnegie Mellon University have developed a new fabrication technique called solid knitting, which allows machines to knit furniture using yarn. The technology has the potential to produce solid three-dimensional chairs, tables, and other objects, and could revolutionize the way we approach design and manufacturing.

SourceCarnegie Mellon University·DateJul 30, 2024

Stem cell harmony: How solanaceae plants maintain homeostasis through receptor compensation

A pivotal study reveals the genetic interplay that maintains stem cell balance in Solanaceae plants, uncovering receptor compensation mechanisms. Understanding these mechanisms is crucial for improving crop resilience and productivity, providing new perspectives for crop improvement and innovative approaches to agriculture.

SourceNanjing Agricultural University The Academy of Science·JournalHorticulture Research·DateJul 30, 2024
Fluke 87V Industrial Digital Multimeter

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

Bright prospects for engineering quantum light

Researchers at UC Santa Barbara have made significant advancements in understanding the role of atomic vibrations in photon emission. By identifying techniques for engineering emitters that are brighter and more efficient, they hope to overcome low efficiency and pave the way for future quantum networks.

SourceUniversity of California - Santa Barbara·JournalAPL Photonics·DateJul 30, 2024