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Science News Archive February 2024 - Page 25


Page 25 of 38

Desert ants: the magnetic field calibrates the navigation system

Desert ants of the Cataglyphis genus possess abilities that distinguish them from other creatures: they can orient themselves to the Earth's magnetic field. Researchers discovered this and found it is primarily processed in the ant's internal compass and mushroom bodies. The study shows that information about the magnetic field serves ...

SourceUniversity of Würzburg·JournalProceedings of the National Academy of Sciences·TypeObservational study·DateFeb 13, 2024

Irrigation strengthens climate resilience in Mali

The installation of small-scale irrigation systems in Mali improved agricultural productivity, reduced child malnutrition, and decreased local conflict. Long-term data shows a significant increase in rice yield and greenness around pump irrigation projects, providing critical support against climate change.

SourcePNAS Nexus·JournalPNAS Nexus·DateFeb 13, 2024

Drug used for cocaine addiction may pave way for new treatment of advanced colon cancer

A new study from the University of Ottawa proposes using vanoxerine, a drug initially developed for cocaine addiction, to potentially treat advanced colon cancer. Vanoxerine has been found to suppress cancer stem cell activity in colon cancer patients' tissues and tumours implanted in laboratory animals. The drug works by interfering w...

SourceUniversity of Ottawa·JournalNature Cancer·TypeMeta-analysis·DateFeb 13, 2024

Sandalwood oil by-product prevents prostate cancer development in mice

Researchers from Florida Atlantic University found that alpha-santalol, a compound in sandalwood oil, decreases cell proliferation and induces apoptosis to prevent prostate cancer development. The study showed a 53% increase in normal tissue area in treated mice, indicating protection against prostate cancer progression.

SourceFlorida Atlantic University·JournalPhytomedicine Plus·TypeExperimental study·DateFeb 13, 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.

Scientists develop new technology to identify individual full-length human proteins

Researchers at Delft University of Technology have created a new technology that can identify individual full-length human proteins with great precision. This breakthrough technique uses FRET X to detect amino acids in patient samples, allowing for earlier disease diagnosis and more effective treatment.

SourceDelft University of Technology·JournalNature Nanotechnology·TypeImaging analysis·DateFeb 13, 2024

When caring for grandma is followed by a university lecture

A comprehensive study will examine how young caregivers balance educational responsibilities with care for older relatives, influencing academic performance and decision-making. The InterCare project aims to raise awareness about the challenges faced by this often-overlooked group, including feelings of shame and guilt.

SourceGoethe University Frankfurt·DateFeb 13, 2024
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.

Poor quality clinical data informing NICE decisions on treatments in over half of cases

A recent analysis by researchers found that the quality of evidence submitted to NICE for informing its decisions on treatments is poor in more than half of cases. The study, which reviewed data from 2000 to 2019, showed that only 1% of submissions had good-quality evidence, while 55% were deemed poor. The analysis highlights the need ...

SourceBMJ Group·JournalBMJ Open·TypeData/statistical analysis·DateFeb 13, 2024

Trail cameras track ‘critically low’ New York bobcat population

A recent study published in Biological Conservation reveals that NY bobcat populations remain critically low, with occupancies below detectable limits. Researchers used trail cameras to monitor wildlife populations in central and western NY state, tracking white-tailed deer, red fox, coyote, eastern wild turkey, and gray fox numbers.

SourceCornell University·JournalBiological Conservation·DateFeb 13, 2024
Meta Quest 3 512GB

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

Frequent marine heatwaves in the Arctic Ocean will be the norm

Research by Dr. Armineh Barkhordarian finds that Arctic marine heatwaves will become a regular occurrence, with average temperatures rising 2.2 degrees Celsius above seasonal norms. The study suggests that annual heatwaves will be the norm, with significant negative impacts on the ecosystem.

SourceUniversity of Hamburg·JournalNature Communications·TypeData/statistical analysis·DateFeb 13, 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.

Mount Sinai ophthalmologists develop novel protocol to rapidly diagnose and treat eye stroke

Researchers at Mount Sinai Health System developed a novel protocol for rapid diagnosis of eye stroke, improving outcomes and preserving vision. The protocol uses high-resolution retinal imaging in emergency rooms, along with remote consultation, to confirm diagnosis and expedite care.

SourceThe Mount Sinai Hospital / Mount Sinai School of Medicine·JournalOphthalmology·TypeRandomized controlled/clinical trial·DateFeb 13, 2024
Apple iPhone 17 Pro

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

A Chinese Medical Journal Pulmonary and Critical Care Medicine Review looks at the mechanisms of ‘long COVID’

Researchers document various reasons for long-term clinical symptoms in patients infected with SARS-CoV-2. Key findings include immune system alterations, chronic inflammation, endothelial dysfunction, and mitochondrial issues contributing to post-COVID syndrome.

SourceCactus Communications·JournalChinese Medical Journal - Pulmonary and Critical Care Medicine·TypeLiterature review·DateFeb 12, 2024
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.

Revolutionary genomic study sheds light on immune microenvironment in transplanted pediatric hearts

A team of researchers from Texas Heart Institute and Baylor College of Medicine have made a significant discovery about the underlying molecular cell states within transplanted pediatric hearts. They found that donor-derived tissue-resident macrophages are crucial for graft acceptance, but their loss leads to allograft failure.

SourceTexas Heart Institute·JournalCirculation·TypeExperimental study·DateFeb 12, 2024

Does physical activity lessen pain intensity for cancer survivors?

A new study published in CANCER reveals that higher levels of physical activity are linked to lower pain intensity for both adults with and without a history of cancer. Participants who exceeded physical activity guidelines reported 16% less moderate-to-severe pain compared to those who did not.

SourceWiley·JournalCancer·DateFeb 12, 2024
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.

Newly discovered brain cells play a key role in right and left turns

Researchers have identified a network of neurons controlling right-left movements in the brain, which may help treat Parkinson's disease. The discovery provides insight into how essential movements are produced by the brain.

SourceUniversity of Copenhagen - The Faculty of Health and Medical Sciences·JournalNature Neuroscience·TypeRandomized controlled/clinical trial·DateFeb 12, 2024

Protein modifications key influencers in neurodegenerative diseases

Post-translational modifications on alpha-synuclein slow amyloid aggregation and protect neurons, potentially slowing disease progression. The study's findings suggest that targeting these modifications could lead to new treatments for Parkinson's disease.

SourceEcole Polytechnique Fédérale de Lausanne·JournalNature Chemical Biology·DateFeb 12, 2024

SwRI scientists identify water molecules on asteroids for the first time

Scientists detected water molecules on two asteroids, Iris and Massalia, indicating a distribution of water in our solar system that can inform searches for life beyond Earth. The discovery was made possible by using the FORCAST instrument to isolate mid-infrared spectral signatures indicative of molecular water.

SourceSouthwest Research Institute·JournalThe Planetary Science Journal·TypeObservational study·DateFeb 12, 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.

Groundbreaking study on decomposing microbes could help transform forensic science

Researchers have identified a network of approximately 20 specialist decomposing microbes that consistently appear on all 36 human cadavers decomposed under various conditions. This discovery has significant implications for the future of forensic science, enabling investigators to more accurately determine a body's time of death.

SourceColorado State University·JournalNature Microbiology·TypeExperimental study·DateFeb 12, 2024

Multiple city hubs, dispersed parks keep metro areas cooler

An analysis by Cornell University city planning scholars found that metropolitan areas with multiple city centers and dispersed green spaces are more effective at mitigating extreme heat than those with one dominant city. Polycentric development can moderate the urban heat island effect, especially in larger urban areas.

SourceCornell University·JournalEnvironment and Planning B Urban Analytics and City Science·DateFeb 12, 2024

New research finds women and minorities likely to pay higher auto loan premiums

Research by Ozturk, He, and Chintagunta found that women and minorities are charged higher interest rates, with women facing a 0.6% markup and minority borrowers paying 2.6% more. These markups amount to significant annual losses, with the estimated total being $40.3 million for women and $226.3 million for minority borrowers nationwide.

SourceInstitute for Operations Research and the Management Sciences·JournalMarketing Science·TypeObservational study·DateFeb 12, 2024

Machine learning promises to accelerate metabolism research

Researchers use machine learning to combine mismatched datasets and reduce variation by over 95%, retaining meaningful differences. The approach has potential to provide deeper understanding of normal metabolism and identify biomarkers for disease.

SourceUniversity of Washington School of Medicine/UW Medicine·JournalProceedings of the National Academy of Sciences·TypeComputational simulation/modeling·DateFeb 12, 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.

Children’s Hospital Los Angeles RECOVER Study collaborators publish comprehensive report on long COVID symptoms in children

A comprehensive report on pediatric long COVID symptoms has been published, revealing clues to risk factors and common symptoms such as fatigue, headaches, and musculoskeletal pain. The study found that older age, more severe initial infection, and underlying medical conditions are associated with an increased risk of long COVID.

SourceChildren's Hospital Los Angeles·JournalPEDIATRICS·TypeMeta-analysis·DateFeb 12, 2024

Teenagers need better reproductive health education to tackle parenthood fears

Two new studies by UCL researchers found that nearly half of teenagers are worried about having children due to fear, self-doubt, and lack of education on reproductive health. The studies also highlighted gaps in sex education, with many students expressing concerns about endometriosis, infertility, and the impact of lifestyle on ferti...

SourceUniversity College London·JournalHuman Fertility·TypeSurvey·DateFeb 12, 2024

Workers in key government public health occupations earn salaries well below the private sector

Researchers found that 30 out of 44 occupations paid at least 5% less in government than the private sector, with severe disparities in management, leadership, and technical roles. To address this issue, experts suggest improving federal data on public health workforce salaries, offering benefits and work-life balance as motivators.

SourceColumbia University's Mailman School of Public Health·JournalAmerican Journal of Public Health·DateFeb 12, 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.

Children’s positive attitude towards mathematics fades during the early school years

A recent study from Finland found that children's initial positive attitude towards mathematics gradually fades during the first three years of school, negatively impacting their competence perception. The researchers suggest that teaching practices supporting children's interest and experiences of success can help mitigate this effect.

SourceUniversity of Eastern Finland·JournalBritish Journal of Educational Psychology·DateFeb 12, 2024

AI-supported image analysis: metrics determine quality

A comprehensive online tool, Metrics Reloaded, has been developed to select suitable metrics for AI-assisted image analysis. The tool helps physicians and scientists identify relevant variables for their specific task, increasing understanding of key problems in AI-assisted image analysis.

SourceGerman Cancer Research Center (Deutsches Krebsforschungszentrum, DKFZ)·JournalNature Methods·DateFeb 12, 2024

Australia's most at-risk bird species share some common traits

A recent study from Australian National University reveals that many native bird species are facing uncertain futures due to factors like island isolation, adaptability to agricultural areas, and evolutionary uniqueness. The researchers found that slow-breeding species with larger body sizes tend to struggle with environmental changes.

SourceAustralian National University·JournalEmu - Austral Ornithology·TypeData/statistical analysis·DateFeb 12, 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.

When the global climate has the hiccups

Scientists have found evidence of Dansgaard-Oeschger events during the penultimate glacial period, revealing a different frequency and interval between temperature peaks. The findings suggest that not all glacial periods are the same and provide insights into ocean circulation patterns and climate change mechanisms.

SourceUniversity of Basel·JournalNature Communications·TypeCase study·DateFeb 12, 2024

Prolonged cough? In most cases, patience is the treatment

According to Dr. Kevin Liang, most postinfectious cough symptoms will improve without medication. The Canadian Medical Association Journal article reassures patients that postinfectious cough is time-limited and resolves on its own.

SourceCanadian Medical Association Journal·JournalCanadian Medical Association Journal·TypeLiterature review·DateFeb 12, 2024

White people more likely to confront authors of racist online posts to set discussion rules

A recent study suggests that reframing confrontation goals from changing beliefs to setting social norms increases white people's willingness to challenge racist online posts. The study found that participants were more likely to confront those they knew well, such as friends and family members, rather than strangers or acquaintances.

SourceUniversity of Illinois at Urbana-Champaign, News Bureau·JournalNew Media & Society·TypeSurvey·DateFeb 12, 2024

A standard blood test can predict a heart attack

Researchers at Uppsala University have developed a tool that uses standard blood test results to identify individuals at increased risk of having a heart attack within six months. The study analyzed data from 169,053 individuals and identified 90 molecules linked to a first heart attack.

SourceUppsala University·JournalNature·TypeObservational study·DateFeb 12, 2024
Rigol DP832 Triple-Output Bench Power Supply

Rigol DP832 Triple-Output Bench Power Supply powers sensors, microcontrollers, and test circuits with programmable rails and stable outputs.

Study: Global deforestation leads to more mercury pollution

A new study by MIT researchers reveals that global deforestation is a previously overlooked driver of human-made mercury emissions, with the Amazon rainforest playing a crucial role in mitigating this issue. The study estimates that curbing Amazon deforestation could reduce mercury pollution by 30%, highlighting the need for worldwide ...

SourceMassachusetts Institute of Technology·JournalEnvironmental Science & Technology·DateFeb 12, 2024

Archaeologists discover oldest known bead in the Americas

A team of archaeologists led by University of Wyoming Professor Todd Surovell has discovered a 12,940-year-old bone bead made from hare bone at the La Prele Mammoth site in Converse County. The finding represents the first secure evidence for the use of hares during the Clovis period.

SourceUniversity of Wyoming·JournalScientific Reports·TypeContent analysis·DateFeb 12, 2024

Differential expression of Mad2 gene in human esophageal cancer

Researchers found Mad2 gene expression levels correlate with chromosomal abnormalities in esophageal squamous cell carcinoma, highlighting potential as a clinical biomarker. The study also revealed the deregulation of the Rb-E2F1 circuit and its impact on histone modifications.

SourceImpact Journals LLC·JournalOncotarget·TypeObservational study·DateFeb 12, 2024
Apple MacBook Pro 14-inch (M4 Pro)

Apple MacBook Pro 14-inch (M4 Pro) powers local ML workloads, large datasets, and multi-display analysis for field and lab teams.

Researchers studying ocean transform faults, describe a previously unknown part of the geological carbon cycle

Researchers studying oceanic transform faults have found a previously unknown part of the geological carbon cycle, revealing a potentially vast sink for CO2. The study's findings suggest that magmatic degassing and melt impregnation in these faults contribute significantly to global CO2 fluxes.

SourceWoods Hole Oceanographic Institution·JournalProceedings of the National Academy of Sciences·TypeExperimental study·DateFeb 12, 2024