Add BrightSurf on Google Email

Science News Archive 2023 - Page 205


Page 205 of 444

3D-printed facet-attached microlenses (FaML) could overcome photonic packaging challenges

Researchers have demonstrated a new approach to photonic packaging using 3D-printed FaMLs, which can be printed with high accuracy to connect optical components. This method relaxes alignment tolerances and enables passive assembly techniques, opening an attractive path towards scalable and flexible photonic system assembly.

SourceLight Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS·JournalLight: Advanced Manufacturing·DateJul 11, 2023

Bacteria in kitchen may not be as harmful as you think

Researchers identified 8 bacterial genera commonly associated with environmental sources, known as core microbiota, which persisted despite differences between kitchens. These microbes were linked to kitchen design and cleaning practices, suggesting potential for improved hygiene.

SourceAmerican Society for Microbiology·JournalApplied and Environmental Microbiology·DateJul 11, 2023

Rebellious birds make nests out of anti-bird pins

Birds, such as magpies and crows, are adapting to city life by using anti-bird spikes as nesting material. Researchers discovered these unique nests made of up to 1,500 metal spikes, showing the birds' creativity in avoiding traditional deterrents.

SourceNaturalis Biodiversity Center·TypeObservational study·DateJul 11, 2023

The ground is deforming, and buildings aren’t ready

A Northwestern University study links underground climate change to shifting ground beneath urban areas, causing building foundations and surrounding ground to move excessively and crack. The researchers also found that past building damage may have been caused by rising temperatures, which will continue for years to come.

SourceNorthwestern University·JournalCommunications Engineering·TypeComputational simulation/modeling·DateJul 11, 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.

A neurobehavioral signature of risk for mania

Researchers identified three neurobehavioral profiles that distinguish individuals with elevated mania vulnerability based on reward sensitivity and sleep-circadian characteristics. These profiles can help detect mania risk and provide targets for early interventions.

SourceElsevier·JournalBiological Psychiatry Cognitive Neuroscience and Neuroimaging·TypeImaging analysis·DateJul 11, 2023

Newly identified protein regulates the creation of cellulose in plant cells

A team at Penn State has identified a protein called calcium-dependent protein kinase 32 (CPK32) that modifies the cellular machinery responsible for producing cellulose. This new understanding could inform the design of more stable, cellulose-enriched materials for biofuels and other functions.

SourcePenn State·JournalNew Phytologist·TypeExperimental study·DateJul 11, 2023

Can using biodegradable fishing gear help reduce the cost of ghost fishing?

Researchers from the University of Portsmouth found that biodegradable fishing gear (BFG) does not significantly reduce the cost of ghost fishing due to decreased fishing efficiency. The study suggests that implementing BFG could still have economic benefits, but only if it can achieve similar fishing efficiency as traditional gear.

SourceUniversity of Portsmouth·JournalMarine Pollution Bulletin·TypeData/statistical analysis·DateJul 11, 2023

Exploring dark matter and the first bright galaxies simultaneously: 21-cm forest probe may unlock secrets of early universe

A joint research team from Northeastern University and the National Astronomical Observatories of the Chinese Academy of Sciences has proposed a novel 21-cm forest probe to shed light on dark matter and the early formation of galaxies simultaneously. By measuring the one-dimensional power spectrum of the 21-cm forest, scientists can di...

SourceChinese Academy of Sciences Headquarters·JournalNature Astronomy·DateJul 11, 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.

Damage to gut bacteria linked with chemo-induced weight gain in breast cancer patients

Researchers at the University of Alberta have discovered a correlation between chemotherapy-induced changes to gut bacteria and unhealthy weight gain in breast cancer patients. The study found that these patients gained abdominal fat and experienced inflammation, with significant changes to their gut microbiome.

SourceUniversity of Alberta·JournalBMC Medicine·TypeRandomized controlled/clinical trial·DateJul 11, 2023

'Lava lamp' vesicles show how cells could self-organize

Scientists have found that mixtures of polymers can form phase-separated droplets, similar to lava lamps, which interact with cell membranes in unexpected ways. These interactions affect the exterior structure of cells, creating a mosaic of droplets and signaling to the outside.

SourceUniversity of California - Davis·JournalNature Chemistry·TypeExperimental study·DateJul 11, 2023

The moral foundations of hate speech

Researchers used Moral Foundations Theory to analyze hateful language in Nazi propaganda, social media posts, and large text corpora. They found that hate speech often appeals to idealized values such as purity and loyalty.

SourcePNAS Nexus·JournalPNAS Nexus·DateJul 11, 2023

Copper could help create clearer MRI images and improved diagnosis - study

Researchers have discovered a novel copper protein binding site that shows promise for use in magnetic resonance imaging (MRI) contrast agents, potentially leading to clearer images and improved diagnoses. The new structure displayed highly effective levels of relaxivity, equal and superior to existing Gd(III) agents used in clinical MRI.

SourceUniversity of Birmingham·JournalProceedings of the National Academy of Sciences·TypeExperimental study·DateJul 11, 2023
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.

New study debunks claims of a psychedelic cannabinoid

A University at Buffalo-led study found that THC-O-acetate produces moderate relaxation, euphoria, and pain relief, but no psychedelic effects similar to LSD or psilocybin mushrooms. The study suggests that people may overreport their experiences due to social media hype and online claims.

SourceUniversity at Buffalo·JournalJournal of Psychoactive Drugs·TypeSurvey·DateJul 11, 2023

Breaking into tears with microrheology to design custom eye drops

A new method reveals intricate behaviors of micron-sized particles in real, artificial tears, allowing for customization of eye drops. The study aims to alleviate dry eye syndrome by providing personalized solutions with tailored formulations and characteristics.

SourceAmerican Institute of Physics·JournalPhysics of Fluids·DateJul 11, 2023

USC to lead interdisciplinary project on mental health

The USC PRECOG project aims to develop automated screening tools for clinicians using objective neural and physiological signal biomarkers. The team will advance interdisciplinary methods in neuroscience, linguistics, and machine learning to better understand mental health risk factors.

SourceUniversity of Southern California·DateJul 11, 2023
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.

Super flexible composite semiconductors for next-gen printed displays

Researchers developed super flexible composite semiconductors using inkjet printing, outperforming previous studies with up to 40% polymer addition. The material maintains electronic transport properties while achieving high flexibility and foldability.

SourceIndian Institute of Science (IISc)·JournalAdvanced Materials Technologies·DateJul 11, 2023

Satellite security lags decades behind the state of the art

Researchers found that many satellites lack basic security concepts, such as separation of code and data, and rely on obscurity to ensure security. The team conducted a thorough analysis of three low-earth orbit satellites and identified vulnerabilities that could be exploited by hackers.

SourceRuhr-University Bochum·DateJul 11, 2023

Optical phased array to be optimized pointwise

The proposed pointwise optimization approach combines global search and accurate calibration to improve the OPA's performance in beam steering, focusing, and energy efficiency. It achieves rapid and precise phase calibration with a 53.5% increase in convergence rate and a 9.7% decrease in time consumption compared to traditional algori...

SourceLight Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS·JournalLight: Advanced Manufacturing·DateJul 11, 2023
Apple iPhone 17 Pro

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

Efficient X-ray luminescence imaging with ultrastable and eco-friendly copper(I)-iodide cluster microcubes

Researchers introduce a novel class of X-ray scintillators based on monodisperse copper-iodine clusters, demonstrating remarkable sensitivity and stability. The copper-iodide cluster-based microcubes exhibit excellent scintillation performance and exceptional water resistance, making them suitable for large-area flexible X-ray detectors.

SourceLight Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS·JournalLight Science & Applications·DateJul 11, 2023

Widespread illegal trade of hazardous chemicals

A new study reveals that nearly half of traded hazardous chemicals are imported without consent, posing a significant threat to human health and the environment. The report highlights the need for strengthened national and international action to address global trade of highly hazardous chemicals.

SourceSwiss Federal Laboratories for Materials Science and Technology (EMPA)·JournalNature Sustainability·TypeData/statistical analysis·DateJul 11, 2023

Deciphering fish species interactions for climate change insights

A Hong Kong University of Science and Technology team developed a technique to analyze fish DNA, revealing the complex relationships among marine species and how global warming affects them. The study found that water temperature can have both positive and negative effects on fish interactions.

SourceHong Kong University of Science and Technology·JournaleLife·DateJul 11, 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.

Racial discrimination increases risk for childhood obesity

A new study reveals that children experiencing racial discrimination are more likely to develop a higher BMI and larger waistline. Researchers found that racial discrimination was associated with an increased risk of obesity in kids, even after adjusting for socioeconomic factors.

SourceNew York University·JournalJAMA Network Open·DateJul 11, 2023

Preying on hungry, anxious worms

In a new study, Salk Institute scientists discovered that dopamine regulates anxious worm behavior in the presence of nipping predators. The findings illuminate how this dopamine-regulated brain pathway may be related to anxiety and could provide insight into human conditions like PTSD.

SourceSalk Institute·JournaleLife·TypeExperimental study·DateJul 11, 2023
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.

Substance use linked to long-lasting brain changes, cognitive decline

Researchers at Texas A&M University found that substance use impairs cognitive flexibility by inhibiting specific neurons. Chronic cocaine or alcohol use alters the local inhibitory brain circuit, leading to decreased cognitive flexibility and increased risk of academic deficits and lower quality of life.

SourceTexas A&M University·JournalNature Communications·DateJul 11, 2023

Decoding the impact flash

High-velocity impacts create brief, intense bursts of light known as impact flashes, containing information about the target and impactor. The shape and color of these flashes reveal details about the fragmentation process and ejecta cone formation.

SourcePNAS Nexus·JournalPNAS Nexus·DateJul 11, 2023
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.

Increasing provincial college quota encourages academic high school enrollment

Empirical evidence suggests that opportunity for higher education is the primary determinant in choosing between vocational and academic high schools. Increasing provincial college quota encourages academic high school enrollment, particularly due to the impact of prestigious universities' admission opportunities.

SourceKeAi Communications Co., Ltd.·JournalChina Economic Quarterly International·TypeData/statistical analysis·DateJul 11, 2023

A varied life boosts the brain’s functional networks

A mouse study using novel biosensing technology reveals that enriched environments increase neural connections and boost brain function. The findings could lead to new AI methods inspired by brain plasticity.

SourceDZNE - German Center for Neurodegenerative Diseases·JournalBiosensors and Bioelectronics·TypeExperimental study·DateJul 11, 2023

“Man in the Moon” gets his clock reset by 200 million years

Researchers from Norway and France have found a way to coordinate and recalibrate two conflicting systems of dating the Moon's surface. This new evaluation shows that large parts of the crust are around 200 million years older than previously thought, clarifying the sequence of events in the evolution of the Moon's surface.

SourceGoldschmidt Conference·JournalThe Planetary Science Journal·DateJul 11, 2023

Maternal dengue fever – “compelling evidence” that even mild infections impact birth outcomes

Research from the University of Surrey and University of Birmingham finds detrimental effects of all severities of maternal dengue infections on birth outcomes, including increases in low, very low, and extremely low birth weights. Long-term consequences also include hospitalizations for children up to three years after birth.

SourceUniversity of Surrey·JournalApplied Economics·TypeObservational study·DateJul 11, 2023

Immune memory is achieved by epigenetic and topological rearrangements of DNA in immune cells

Scientists discovered epigenetic signatures in immune cells that allow for rapid activation of key genes, enabling quick recall of antigens. This rearrangement is accompanied by changes in the 3D distribution of DNA in the nucleus, which affects gene expression and could lead to new therapies for autoimmune diseases.

SourceJosep Carreras Leukaemia Research Institute·JournalScience Immunology·TypeExperimental study·DateJul 11, 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.

Laser-scribed graphene for sensors

Graphene materials have excellent electrical conductivity and physical, optical, thermal, and structural properties, making them suitable for sensor applications. Laser-scribed graphene (LSG) has been developed as a promising method for fabricating high-quality graphene with low energy consumption and environmental friendliness.

SourceLight Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS·JournalLight: Advanced Manufacturing·DateJul 11, 2023

New guidance: Bridging the gap between what we know and what we do

Medical organizations publish approaches for implementing infection prevention strategies that consider facility conditions, team communications, and leadership support. The guidance aims to bridge the 'knowing-doing' gap by providing practical tools and resources for successful implementation.

SourceSociety for Healthcare Epidemiology of America·JournalInfection Control and Hospital Epidemiology·TypeLiterature review·DateJul 11, 2023

Revolutionary self-sensing electric artificial muscles

Researchers at Queen Mary University of London have created a new type of electric variable-stiffness artificial muscle with self-sensing capabilities, revolutionizing soft robotics and medical applications. The innovative technology enables rapid reactions and force sensing, making it ideal for integration into intricate robotic systems.

SourceQueen Mary University of London·JournalAdvanced Intelligent Systems·DateJul 11, 2023

Neurons that track, regulate blood-sugar levels are found

A study published in Diabetes journal has discovered neurons in the brain that can detect and respond to changes in blood sugar levels. This discovery may help doctors reduce blood sugar levels in patients with diabetes by targeting these neurons.

SourceUniversity of Washington School of Medicine/UW Medicine·JournalDiabetes·TypeExperimental study·DateJul 11, 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.

Reinventing cosmology: uOttawa research puts age of universe at 26.7 — not 13.7 — billion years

A new study by uOttawa researchers proposes a revised cosmological model that stretches galaxy formation time, making the universe 26.7 billion years old. This finding addresses the 'impossible early galaxy problem' and provides a more feasible explanation for the advanced level of development observed in ancient galaxies.

SourceUniversity of Ottawa·JournalMonthly Notices of the Royal Astronomical Society·DateJul 11, 2023

Association of racial discrimination with obesity in children and adolescents

A recent study found a significant association between racial discrimination and obesity in children and adolescents, suggesting that addressing this issue is crucial for improving their health outcomes. The research highlights the importance of considering racism as a risk factor for obesity in addition to socioeconomic status.

SourceJAMA Network·JournalJAMA Network Open·DateJul 11, 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.

Will you take ruthenium with your tea or coffee?

The study by Lionel Delaude and François Mazars has shown that combining a para-cymene ligand with an N-heterocyclic carbene ligand derived from caffeine or theophylline produces highly effective catalysts. These eco-friendly catalysts reduce the carbon footprint of chemical processes, making them more sustainable.

SourceUniversity of Liège·JournalOrganometallics·DateJul 11, 2023

New tool pinpoints gaps in awareness of blood cancer symptoms

A new tool has been developed to quantify public knowledge of blood cancer symptoms, revealing notable gaps in awareness. Nearly 70% of people were unaware of night sweats as a symptom, while unexplained weight loss and bleeding were most recognized. The tool also explores patient enablement and its impact on seeking medical help.

SourceUniversity of Surrey·JournalBMC Cancer·TypeSurvey·DateJul 11, 2023

University of Illinois study finds turning food waste into bioenergy can become a profitable industry

A new study from the University of Illinois finds that converting food waste into energy and bioproducts can be profitable in Illinois. The study analyzes supply chain logistics and technological and economic factors to determine the feasibility of this solution.

SourceUniversity of Illinois College of Agricultural, Consumer and Environmental Sciences·JournalJournal of Cleaner Production·TypeData/statistical analysis·DateJul 11, 2023

For prematurely born infants, cow colostrum can be used to supplement mother´s own milk

New studies show cow colostrum can reduce infant formula use and strengthen mother's milk in premature babies, providing essential nutrients like amino acids. Researchers hope to optimize cow colostrum product for critical first few weeks after birth.

SourceUniversity of Copenhagen - The Faculty of Health and Medical Sciences·JournalClinical Nutrition·TypeRandomized controlled/clinical trial·DateJul 11, 2023

Tiny scales reveal megalodon was not as fast as believed, but it had a mega-appetite explaining its gigantism

A new study reveals that Megalodon, the iconic extinct shark, was not as fast as believed but had a mega-appetite that explained its gigantism. The discovery of tiny scales found in rock pieces surrounding fossil teeth suggests that Megalodon used its warm-bloodedness to promote visceral food processing and absorb nutrients.

SourceTaylor & Francis Group·JournalHistorical Biology·DateJul 11, 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.

AI can accurately predict potentially fatal cardiac events in firefighters

Researchers at NIST and their colleagues used machine learning to identify abnormal cardiac rhythms in firefighters, achieving 97% accuracy. The Heart Health Monitoring model could lead to a portable heart monitor to detect early warning signs of heart trouble and prevent fatal cardiac events.

SourceNational Institute of Standards and Technology (NIST)·JournalFire Safety Journal·TypeExperimental study·DateJul 11, 2023

U of M Medical School receives DARPA award to develop detection tools for early symptoms of depression, psychosis and suicidality

Researchers at the University of Minnesota Medical School are developing tools to detect early symptoms of depression, psychosis, and suicidality using biomarkers and advanced technologies. The project aims to provide early prevention and detection, potentially saving lives by intervening earlier in a condition's trajectory.

SourceUniversity of Minnesota Medical School·DateJul 11, 2023

THE LANCET HAEMATOLOGY: Experts urge governments to take immediate actions to provide basic levels of care for people with sickle cell disease, as recent study suggests global mortality burden is nearly 11 times higher than recorded

A recent study suggests that the global mortality burden of Sickle Cell Disease (SCD) is approximately 11 times higher than previously recorded, with an estimated 376,000 deaths in 2021. The Commission highlights the need for increased funding and access to treatments such as hydroxyurea, blood transfusions, and malaria prevention meth...

SourceThe Lancet·JournalThe Lancet Haematology·DateJul 11, 2023