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Science News Archive February 2020 - Page 15


Page 15 of 40

Brain measurements can reveal success of alcohol risk messages

A new study has found that the effectiveness of health messages in reducing risky drinking among young adults is linked to brain activity. The research used electroencephalography (EEG) to measure brain synchronisation while participants watched real-life health advertisements about alcohol use.

SourceUniversity of Konstanz·JournalNeuroImage·DateFeb 19, 2020

Spanish modified Story Memory Technique efficacious for Mexicans with multiple sclerosis

A pilot study found that the Spanish adaptation of the modified Story Memory Technique improved learning and life satisfaction in Mexicans with multiple sclerosis. The intervention, which teaches imagery and context to facilitate learning, may be an effective rehabilitative tool for Spanish-speaking populations with MS.

SourceKessler Foundation·JournalNeuroRehabilitation An International Interdisciplinary Journal·DateFeb 19, 2020

Fish in the Sahara? Yes, in the early Holocene

A study published in PLOS ONE reveals the ancient hydrographic network of the Sahara, showing significant changes in climate and fauna over time. The Takarkori rock shelter, excavated by researchers, yielded fish remains that decreased in abundance as the region became more arid, replaced by mammal-heavy diet.

SourcePLOS·JournalPLOS ONE·DateFeb 19, 2020
Apple iPhone 17 Pro

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

New test identifies poisonous mushrooms

A simple portable test can detect deadly mushroom toxins in minutes, aiding doctors in diagnosing amatoxin poisoning. The test's sensitivity allows for detection of the toxin in urine, potentially improving patient outcomes and increasing safe mushroom foraging.

SourceUS Department of Agriculture - Agricultural Research Service·JournalToxins·DateFeb 19, 2020
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.

The potentially deadly paradox of diabetes management

A new study found that people with Type 2 diabetes in the US often receive treatment that is too aggressive or not aggressive enough, with those who are most likely to benefit from intensive therapy being underserved. The study suggests a fine line between effective treatment and increased risk of hypoglycemia.

SourceMayo Clinic·JournalBMJ Open Diabetes Research & Care·DateFeb 19, 2020

How to deflect an asteroid

Researchers develop framework to consider asteroid mass, momentum, and warning time to determine most successful deflection mission. The method could be used to design optimal mission configuration and campaign to deflect potentially hazardous near-Earth asteroids.

SourceMassachusetts Institute of Technology·JournalActa Astronautica·DateFeb 19, 2020
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.

Improved access to Midwifery Units is urgently needed, says new study

A recent study found that a quarter of local maternity services in England lack midwifery units (MUs), and women face barriers when trying to access them. The research identified several factors contributing to low MU use, including a lack of information and misconceptions about their safety and cost.

SourceUniversity of Nottingham·JournalBMJ Open·DateFeb 19, 2020

Cannabis use during pregnancy

A large observational study found an association between cannabis use during pregnancy and increased risk of depression, anxiety, and trauma diagnoses. The study analyzed data from over 1 million women screened for prenatal cannabis use in California.

SourceJAMA Network·JournalJAMA Network Open·DateFeb 19, 2020
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.

Stressed corals set up progeny for a better life

Researchers at KAUST found evidence of intergenerational transfer of DNA methylation patterns in corals, which could help develop new strategies for coral conservation. The study suggests that chronically stressed corals can pass on epigenetic changes to their offspring, potentially increasing resilience to climate change.

SourceKing Abdullah University of Science & Technology (KAUST)·JournalNature Climate Change·DateFeb 19, 2020

Could water solve the renewable energy storage challenge?

Researchers found that seasonal pumped hydropower storage has considerable potential for highly competitive energy storage costs, with estimated global energy storage potential of 17.3 PWh. The study also addresses environmental concerns related to traditional hydropower plants, suggesting a more sustainable solution for renewable ener...

SourceInternational Institute for Applied Systems Analysis·JournalNature Communications·DateFeb 19, 2020

Five millimeter diameter motor is powered directly with light

Scientists have successfully developed a rotary micromotor with a diameter of 5 millimeters that can rotate using laser power. The motor utilizes liquid crystal elastomers, which exhibit fast and reversible shape changes under visible light illumination.

SourceUniversity of Warsaw, Faculty of Physics·JournalACS Applied Materials & Interfaces·DateFeb 19, 2020
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.

Changes to Title X mean contraception access for teens could worsen nationwide, study shows

A new study from the University of Colorado Anschutz Medical Campus finds that changes to Title X have led to confusion and loss of access to confidential family planning services for teens in Texas. The research suggests that similar issues may worsen nationwide as the new policies are implemented.

SourceUniversity of Colorado Anschutz Medical Campus·JournalJournal of Adolescent Health·DateFeb 19, 2020

Tumor blood vessel detection by a gripping force feedback system

Scientists at Kanazawa University developed a novel method to detect invisible blood vessels inside tumors, which could help surgeons avoid hemorrhage during tumor resection. The new system uses a master-slave surgical robot with a force sensor that detects pulsation based on gripping force, even in soft and hard tumors.

SourceKanazawa University·JournalSensors·DateFeb 19, 2020

What if we could teach photons to behave like electrons?

Researchers at Stanford University have developed a trick to precisely control photons, the basic particles of light. This breakthrough enables the creation of light-based chips that could deliver far greater computational power than electronic chips.

SourceStanford University School of Engineering·JournalScience·DateFeb 19, 2020
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.

AIBS recognizes science policy leadership

Corinn Rutkoski and Renee Collini have been selected as the 2020 AIBS Emerging Public Policy Leadership Award recipients, recognized for their leadership skills and aptitude for working at the intersection of science and public policy. The award highlights their efforts to integrate science into coastal decision-making and promote soun...

SourceAmerican Institute of Biological Sciences·DateFeb 19, 2020

Laser writing enables practical flat optics and data storage in glass

Researchers have developed a new type of birefringent modification using ultrafast laser direct writing in silica glass, enabling ultra-low loss spatially variant birefringent optical elements. These elements can be used for high power lasers, visible and UV light sources, and even multiplexed data storage.

SourceLight Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS·DateFeb 19, 2020

Size-adjustable prosthetic heart valve accommodates heart growth in sheep

Scientists have created a size-adjustable prosthetic heart valve that can be expanded to accommodate growing hearts, reducing the need for invasive surgeries. The device showed good performance in animal studies without impeding blood flow, but longer-term tests are needed to validate its durability.

SourceAmerican Association for the Advancement of Science (AAAS)·JournalScience Translational Medicine·DateFeb 19, 2020

Community health worker-led care improves blood pressure control in hypertensive patients

A multi-country intervention trial found that community health worker-led care led to significant reductions in blood pressure and improved hypertension management. The study, conducted in Bangladesh, Pakistan, and Sri Lanka, showed a 5mmHg decline in systolic blood pressure and better BP control in the intervention group.

SourceDuke-NUS Medical School·JournalNew England Journal of Medicine·DateFeb 19, 2020
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.

CPRIT grant draws cell imaging specialist to Rice

Anna-Karin Gustavsson joins Rice University as a CPRIT Scholar, bringing expertise in single-molecule imaging to cancer research. She aims to develop 3D super-resolution microscopy techniques for understanding molecular mechanisms and potential targets for drug treatment.

SourceRice University·DateFeb 19, 2020

Eliminating viruses in our food with cranberries and citrus fruit

Researchers have developed an edible coating using cranberry juice and citrus extract that makes noroviruses more sensitive to gamma irradiation, reducing treatment time by half while preserving food quality. This natural antimicrobial method can prevent cell breakdown and discolouration.

SourceInstitut national de la recherche scientifique - INRS·JournalJournal of Applied Microbiology·DateFeb 19, 2020

Cognitive experiments give a glimpse into the ancient mind

Researchers used cognitive science experiments to investigate the potential symbolic function of 40,000-year-old engravings found in South Africa. The findings suggest that these engravings evolved over time to serve an aesthetic purpose and marked group identity.

SourceAarhus University·JournalProceedings of the National Academy of Sciences·DateFeb 19, 2020

Machine learning identifies personalized brain networks in children

A Penn Medicine study used machine learning to analyze fMRI scans of nearly 700 children and adolescents, revealing unique brain network patterns that predict cognition and executive function. The research offers a new approach to personalized diagnostics and therapeutics for psychiatric disorders.

SourceUniversity of Pennsylvania School of Medicine·JournalNeuron·DateFeb 19, 2020
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.

New 3D chirality discovered and synthetically assembled

Scientists have discovered a new type of 3D chirality that exhibits unique macroscopic properties, including fluorescence and strong optical rotation. The discovery was made possible through the use of advanced synthesis techniques, including double cross-couplings and retro-synthetic analysis.

SourceScience China Press·JournalNational Science Review·DateFeb 19, 2020

New mathematical model reveals how major groups arise in evolution

Researchers at Uppsala University and the University of Leeds present a new mathematical model explaining patterns of diversity in the fossil record. The model shows that ancestral forms are typically few in number and quickly go extinct, while modern groups diversify rapidly.

SourceUppsala University·JournalScience Advances·DateFeb 19, 2020

Scientists develop safer lead-based perovskite solar cell

Scientists have developed a technique to sequester lead in perovskite solar cells, minimizing potential toxic leakage by applying lead-absorbing films to the front and back of the solar cell. The new approach has been shown to capture 96% of lead leakage under severe damage conditions.

SourceNorthern Illinois University·JournalNature·DateFeb 19, 2020
Fluke 87V Industrial Digital Multimeter

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

Study points to better medical diagnosis through levitating human blood

Researchers at UBC's Okanagan campus developed a method to separate protein from blood plasma using electricity, enabling disease detection through levitated plasma proteins. The technology uses machine-learning and predictive models to accurately diagnose diseases like opioid addictions in just five minutes.

SourceUniversity of British Columbia Okanagan campus·JournalAdvanced Healthcare Materials·DateFeb 19, 2020

Cobalt supply can meet demand for electric vehicle and electronics batteries

The study found that cobalt supply is adequate in the short term, but could be affected by refining and recycling. The researchers recommend increasing efficient capacity to meet growing demand from consumer electronics and electric vehicles. By 2030, the team estimates cobalt demand will reach 235-430 thousand metric tons.

SourceAmerican Chemical Society·JournalEnvironmental Science & Technology·DateFeb 19, 2020

Receiving the news of Down syndrome in the era of prenatal testing

Parents receiving prenatal Down syndrome diagnosis face complex decision-making, with most choosing to continue pregnancy despite low prenatal screening uptake. Key factors influencing their decisions include perceived welcome of a child with DS, quality of screening test, and information provided.

SourceMassachusetts General Hospital·JournalAmerican Journal of Medical Genetics·DateFeb 19, 2020
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.

From obesity to liver cancer: Can we prevent the worst?

Scientists at UNIGE discovered a protein, S100A11, that promotes inflammation and build-up of fibrous tissue in the liver, increasing cancer severity. The presence of S100A11 in blood may enable early detection through simple blood sampling, paving the way for targeted therapies.

SourceUniversité de Genève·JournalGut·DateFeb 19, 2020

Jet stream not getting 'wavier' despite Arctic warming

A new study by University of Exeter researchers has found that Arctic warming does not drive a more meandering jet stream, despite earlier studies suggesting a link between the two. The research suggests random fluctuations in the jet stream influencing Arctic temperatures may be behind any observed correlation.

SourceUniversity of Exeter·JournalScience Advances·DateFeb 19, 2020
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.

Big investment needed to eliminate Hep C in Pakistan could deliver huge health benefits

A study estimates that Pakistan needs a significant investment of $3.9 billion to achieve the World Health Organization's target for eliminating Hepatitis C virus (HCV) by 2030. This would involve screening or re-screening 36 million people annually and treating 660,000 each year, with regular follow-ups to identify new infections.

SourceUniversity of Bristol·JournalThe Lancet Global Health·DateFeb 19, 2020

What birdsong tells us about brain cells and learning

Researchers at UChicago study birdsong to understand brain cell properties and their role in learning, revealing surprising similarities with human stuttering. The study uses zebra finch neurons to show that changes in intrinsic cell properties are closely tied to song patterns and stuttering behavior.

SourceUniversity of Chicago·JournalNature Communications·DateFeb 19, 2020
Nikon Monarch 5 8x42 Binoculars

Nikon Monarch 5 8x42 Binoculars deliver bright, sharp views for wildlife surveys, eclipse chases, and quick star-field scans at dark sites.

Training the mind in resilience

Two studies from University of Miami researchers show that mindfulness training programs tailored for firefighters and soldiers improve attention, mood, and resilience. The Mindfulness-based Attention Training (MBAT) program provides tools to succeed under VUCA circumstances.

SourceUniversity of Miami·JournalPsychiatry Research·DateFeb 19, 2020

A spookily good sensor

Scientists at Japan Science and Technology Agency developed a method to couple a magnetic sphere with a sensor using quantum entanglement, enabling single-shot detection of magnetic excitations. The device's sensitivity is comparable to that of theoretical dark-matter particles, opening new avenues for research.

SourceJapan Science and Technology Agency·JournalScience·DateFeb 19, 2020
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.

Ancient gut microbiomes shed light on human evolution

A new study suggests that our ancestors' gut microbiomes were critical for their survival in new environments, allowing them to digest and detoxify local food sources. The findings also imply that social sharing of microbes might have led to local adaptations, influencing human migration and settlement.

SourceFrontiers·JournalFrontiers in Ecology and Evolution·DateFeb 19, 2020

Altered potassium levels in neurons may cause mood swings in bipolar disorder

A new study by Salk researchers finds that altered potassium levels in neurons may contribute to mood swings in bipolar disorder. The study reveals two distinct types of neurons in people with bipolar disorder who respond to lithium and those who don't, highlighting the need for personalized treatment approaches.

SourceSalk Institute·JournalBiological Psychiatry·DateFeb 19, 2020

Calouste Gulbenkian Foundation announces prize for humanity

The Calouste Gulbenkian Foundation has established a €1 million prize to tackle the climate crisis, with the goal of reducing greenhouse gas emissions and supporting vulnerable populations. The award will be presented at a ceremony in Lisbon on July 20th, with a jury of international experts selecting the winner.

SourceInstituto Gulbenkian de Ciencia·DateFeb 19, 2020

Estimating effects of indoor tanning regulations

Analysis estimates health consequences of indoor tanning bans, including reduced skin cancer risk and economic benefits. The study found that implementing such regulations could save billions of dollars in healthcare costs annually.

SourceJAMA Network·JournalJAMA Dermatology·DateFeb 19, 2020
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.