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Science News Archive 2017


Page 53 of 461

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.

New study underpins the future of Person Centred Care

A new tool to support organisations and practitioners achieve person-centred care has been developed. The Person Centred Coordinated Care Organisational Tool (P3C-OCT) helps guide implementation and assess effectiveness of the approach.

Apple iPhone 17 Pro

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

Serious health risks associated with energy drinks

A new review of energy drinks highlights their advertised benefits can be outweighed by serious health risks. The study recommends restricted sales to children and adolescents and setting evidence-based caffeine limits.

Study finds higher rates of sexual violence among bisexual women

A recent study by Nicole Johnson found that 50% of bisexual women have experienced rape at some point in their lifetime, with approximately 75% reporting sexual violence. The study identifies three factors contributing to higher rates of sexual violence among bi women: substance use, hypersexualization, and biphobic harassment.

Floating droplets

MIT scientists have explained why a droplet of liquid can 'levitate' on a bath's surface under certain conditions. By maintaining a temperature difference, the air cushion between the droplet and the bath is strengthened, preventing it from sinking and allowing it to levitate.

Cell-based therapy for type 1 diabetes?

Researchers at Boston Children's Hospital have successfully reversed type 1 diabetes in a mouse model by infusing pre-treated blood stem cells. The treated cells curbed the autoimmune reaction and reversed hyperglycemia in diabetic mice, with almost all mice cured of diabetes in the short term and one third maintaining normal blood sug...

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.

Genome of wheat ancestor sequenced

The genome of a wild ancestor of bread wheat, Aegilops tauschii, has been sequenced by an international team of scientists. The findings will enable researchers to discover new genes improving wheat quality and resistance to diseases. This breakthrough technology can be applied to other plant genomes.

Type 2 diabetes associated with risk of aggressive breast cancer in black women

African American women with type 2 diabetes have a higher risk of developing estrogen receptor negative (ER-) breast cancer, a more aggressive form of the disease. Chronic inflammation from diabetes may contribute to this increased risk, which could help explain the higher incidence of ER- breast cancer in African American women.

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.

Volatility surprises arise in removing excess hydrogen

The study reveals that the carbon-hydrogen bonds in the molecule play a key role in its volatile behavior. The optimal conditions for removal of excess hydrogen are below 175 degrees Fahrenheit, done in a good vacuum. This discovery can help chemists identify ideal operating temperatures and environments.

Colorado River's connection with the ocean was a punctuated affair

A scientific team, led by geologist Rebecca Dorsey of the University of Oregon, theorizes that the river's route off the Colorado Plateau was influenced by a combination of tectonic deformation and changing sea levels. The research challenges long-held conventional thinking on river connection to ocean.

RUDN University scientists found a new cascade reaction

Researchers have discovered a new chemical reaction to synthesize diazabicyclo[3.2.1]octanes, which could lead to breakthroughs in drug development. The new approach allows for the rapid synthesis of complex compounds without requiring additional reagents or catalysts.

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.

Researchers chart rising inequality across millennia

The study found that hunter-gatherer societies had low wealth disparities, while larger agricultural societies saw increasing inequality. The researchers attribute this to the domestication of plants and large animals, which led to increased social organization and wealth concentration.

NASA measures Haikui's remnant rainfall over southern Vietnam

GPM data shows storms from Haikui's remnants containing light to moderate precipitation, with some areas dropping rain at over 23 mm per hour. Heavier precipitation was also detected in southern Vietnam, exceeding 79 mm per hour in downpours not associated with Haikui.

New guidelines issued for diagnosis and care of LAM, a rare lung disease

The American Thoracic Society and Japanese Respiratory Society have published new clinical practice guidelines for lymphangioleiomyomatosis (LAM), a rare lung disease affecting women of child-bearing age. The guidelines recommend a diagnostic approach that includes transbronchial lung biopsy before surgical lung biopsy, as well as earl...

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.

X-rays reveal the biting truth about parrotfish teeth

A study by scientists at the Department of Energy's Lawrence Berkeley National Laboratory has revealed a unique chain mail-like woven microstructure in parrotfish teeth that enables their remarkable bite and resilience. This structure also provides a blueprint for creating ultra-durable synthetic materials.

Has the Mental Health Act had its day?

Experts argue that a non-discriminatory legal framework governing involuntary treatment could replace unjust discrimination against people with mental ill health. Critics, however, worry that changing the law without proper resourced services could lead to reduced rates of compulsion and decreased care for vulnerable individuals.

Study urges global-change researchers to embrace variability

A new review article argues that incorporating natural variability into experiments can provide more accurate insights into the effects of climate change on corals and other reef organisms. Studies found that varying factors such as temperature and pH can affect the physiology and response to future changes, warranting further research.

Meta Quest 3 512GB

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

'Left-handed' fish and asymmetrical brains

Biologists have found that cichlid fish with a distinct preference for one side of their bodies exhibit corresponding asymmetry in brain structure and gene expression. The study reveals a functional relationship between brain shape and behavioral laterality, suggesting an evolutionary link to handedness in humans.

Gut bacteria are sensitive to salt

A study published in Nature found that common salt reduces certain lactic acid bacteria in the gut of mice and humans, impacting immune cells responsible for autoimmune diseases and hypertension. Probiotics ameliorate disease symptoms in mice.

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.

Intentional teaching makes the biggest impact on early childhood outcomes

Research suggests that high-quality preschool teaching practices, particularly those focused on intentional teaching and scaffolding, have the largest effect on young children's academic and social skills. Effective curricula, teacher-child ratio, and professional development also play a significant role in shaping outcomes.

Stopping the dengue threat

A QUT study has identified social factors such as overseas arrivals, rainwater tanks, and economic status as potential dengue risk factors. The study suggests increasing surveillance and monitoring of travellers arriving in Australia to control the importation and transmission of dengue virus.

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.

How to keep cows happy

A Brazilian study reveals that minor changes to corrals, such as removing splash colors and water puddles, can significantly reduce the stress levels of cattle. The implementation of good handling practices, including calm handlers and reduced noise levels, also led to improved behavior and cortisol release.

Count your blessings: Quantitative microbiome profiling

The VIB-KU Leuven team presents a novel approach to analyzing gut microbiota, enabling the calculation of bacterial loads in fecal samples. This allows for a more accurate understanding of the relationship between microbiome composition and health parameters.

Spinning cylinders to recreate nature's patterns

Researchers at Institute for Basic Science developed a method to create dynamic tubular structures by exploiting centripetal force of rotating fluids, enabling self-assembly of particles under non-equilibrium conditions. This breakthrough could lead to creation of various shapes of microcomposites useful in photonics applications.

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.

Three-dimensional nanomagnets for the computer of tomorrow

Scientists at the University of Cambridge and TU Eindhoven develop functional 3D-nanoprinted circuits that can process information along three dimensions. This breakthrough could lead to significant increases in electronic device storage and processing capacities.

The rhetorical signature of Donald J. Trump

Kathleen Hall Jamieson and Doron Taussig analyze Trump's rhetoric, finding it both disrupted political norms and created challenges for governing. Trump's signature traits include spontaneity, accountability dodging, and demonization, which have led to concerns about his mental acuity and speculation about invoking the 25th Amendment.

Visiting the doctor for low back pain? Expect something different now...

Recent revisions to major international guidelines for the management of low back pain recommend shifting from pain medicines to non-medicinal approaches such as yoga, mindfulness, and physiotherapy. GPs are now unlikely to prescribe pain medicines, encouraging a more holistic approach to treating LBP.

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.

Developing a new vaccination strategy against AIDS

Researchers tested a new vaccination approach in rhesus monkeys, finding that the type and order of administration influenced immune activation. The study showed promise for inducing sustained protective immunity without increasing CD4+ T helper cells.

Public -- and researchers -- skeptical to climate engineering

A study found that the general public and researchers share a sceptical attitude towards climate engineering, preferring political solutions over technological interventions. Respondents expressed concerns about the complexity of systems we don't understand and the potential for greater problems than it solves.

Filling intercropping info gap

Researchers developed mathematical equations to calculate crop yields and optimize fertilizer use for sorghum-peanut intercropping. The study aims to improve profits and food production in West Africa, where millions of farmers face food security challenges.

Targeting cancer without destroying healthy T-cells

Researchers have discovered a method to target cancerous T-cells while sparing healthy ones, which are essential to the immune system. This breakthrough could lead to new therapeutic approaches for rare and aggressive T-cell lymphoma, which has been difficult to treat without damaging healthy T-cells.

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.

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.

Aging tests yield varying results

Researchers compared 11 measures of aging, including blood and chromosome tests, and found that none consistently predicted physical or cognitive changes. Telomere length and epigenetic clocks showed some promise but were less clearly linked to physiological outcomes.

Wine 'legs' and minibot motors (video)

Researchers Lidong Zhang and colleagues developed a new method for propelling tiny motors using the Marangoni effect, eliminating expensive catalysts. The droplets rotate rapidly on water, propelled hundreds of centimeters without pollution, with added electromagnetic generator converting kinetic energy to electrical energy.

Virtual reality training may be as effective as regular therapy after stroke

A recent study published in Neurology found that virtual reality training can improve arm and hand movement after a stroke, with results comparable to traditional therapy. The study involved 120 participants who underwent either standard physical and occupational therapy or virtual reality training for four weeks.