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Science News Archive July 2020


Page 10 of 47

New review on management of osteoporosis in premenopausal women

A comprehensive clinical review provides updated guidance on factors affecting peak bone mass, distinguishing low bone mass from proper osteoporosis in young women. The authors outline management and treatment options for premenopausal osteoporosis, including the use of antiresorptive and bone-forming drugs.

Apple iPhone 17 Pro

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

Hospitalized COVID-19 Patients Have Low Risk of Stroke

Researchers found that 2.4% of hospitalized COVID-19 patients had ischemic stroke, mostly due to pre-existing conditions such as high blood pressure and diabetes. The study also highlighted racial disparities in stroke outcomes, with Black patients more likely to experience strokes.

£5.5M grant will create production line nanoscale error sensors

Scientists at the University of Huddersfield and the Zepler Institute will create ultra-accurate nanoscale sensors, enabling automated production lines to detect and correct errors in situ. This project aims to accelerate Industry 4.0 development by delivering greater efficiency and cost savings.

Fostering a sustainable use of phosphorus

A recent study reveals that China's phosphorus cycling network has declined in resilience over the past four centuries, mainly due to increased food demand and dietary shifts. To mitigate this trend, experts suggest reducing fertilizer use, improving 'farm to fork efficiency', and increasing phosphorus recycling.

Scientists record rapid carbon loss from warming peatlands

A recent study published in AGU Advances reveals that warming peatlands can lead to a rapid release of stored carbon into the atmosphere. The researchers found that even modest temperature increases can trigger significant microbial processes, resulting in faster-than-historical carbon loss rates.

How to stack graphene up to four layers

A novel method to grow multi-layered, single-crystalline graphene with a selected stacking order in a wafer scale has been developed. The researchers used Cu-Si alloy formation to control the number of graphene layers, allowing for uniform large-area single-crystalline layer-tunable multilayer graphene growth.

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.

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.

Rising temps put desert shrubs in high-efficiency mode

Research in the Mojave Desert shows that the brittlebush shrub has adapted to increased temperature and aridity by increasing its water use efficiency. Over a 39-year study period, the shrubs' ability to open their stomata was linked to changes in carbon isotopes, revealing a remarkable adjustment to the changing climate.

Fluke 87V Industrial Digital Multimeter

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

Proxy for preindustrial aerosol concentrations

A study uses hemispheric contrasts in satellite measurements to constrain possible changes in Earth's albedo since 1850 due to industrial aerosols. The results suggest that climate models underestimate preindustrial aerosol and cloud droplet concentrations.

European maize highlights the hidden differences within a species

A recent study published in Nature Genetics has shed light on the genetic diversity of European flint maize, revealing distinct differences between lines. The research highlights the importance of sequencing the entire pangenome of a species to fully understand its genetics.

MU School of Nursing programs help nursing homes respond to COVID-19

The MU Sinclair School of Nursing is providing assistance to over 500 Missouri nursing homes, distributing personal protective equipment (PPE) and offering recommendations for infection control practices. This helps nursing home residents stay safe during the COVID-19 pandemic, with a focus on isolating sick patients and supporting staff.

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.

Leaving money on the table to stay in the game

A new paper by Michael Price and James Holland Jones suggests that economic choices can be guided by evolutionary principles, such as diversifying to reduce risk. By keeping a mix of goats and camels, a Kenyan herder increases the odds of household survival, which is essential for long-term persistence.

NASA sees hurricane Douglas brush Hawaii

Hurricane Douglas passed close to Hawaii, bringing strong surf, heavy rains, and gusty winds. NASA's Terra satellite imagery showed the storm's track and center stayed just off shore from the islands.

Desert shrub responses to climate change

Researchers analyzed intrinsic water-use efficiencies in two populations of the drought-deciduous shrub Encelia farinosa. The study found that individual shrubs exhibit significant plasticity in response to climate change, rather than population-level adaptation.

Photonic amorphous topological insulator

Scientists have experimentally realized amorphous photonic topological insulators, which exhibit robust topological edge states despite lack of periodic atomic lattices. The discovery opens up new avenues for realizing non-periodic photonic topological materials for novel photonic devices.

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.

Media alert: ESMO Virtual Congress 2020

The ESMO Virtual Congress 2020 will deliver a scientific programme featuring the presentation of latest cancer research results. More than 2100 abstracts will be included, including around 100 expected late-breaking abstracts.

Higher end of normal blood platelet count could indicate cancer

A new study by University of Exeter researchers suggests that higher-end normal blood platelet counts may be indicative of an increased risk of cancer, particularly in older males. The research found a significant correlation between high platelet levels and the development of lung and colorectal cancers.

NIST expands database that helps identify unknown compounds in milk

Researchers at NIST have doubled the size of a reference library containing oligosaccharides found in milk, helping scientists identify unknown compounds. The expanded library includes examples from human and nonhuman mammalian milk samples, supporting infant formula development and human health research.

Viral hepatitis: Europe needs to close the testing gap

A significant number of people living with hepatitis B and C infections across Europe remain undiagnosed, hindering progress towards the Sustainable Development Goal for health. Effective testing strategies and linkage to care can help prevent transmission and improve health outcomes.

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.

Recent advances in 2D, 3D and higher-order topological photonics

Researchers have made significant breakthroughs in three-dimensional photonic topological phases, enabling the realization of lossless waveguides and robust control of electromagnetic waves. The advancements in topological photonics are set to diversify into nonlinearity, non-Hermiticity, and higher-dimensions.

Deadly genetic synergy in cancer cells could be exploited for therapy

A study has identified a genetic synergy that can cause cancer cell death, which can be replicated by a drug-like molecule and exploited for therapy. The findings suggest that FEN1, a gene involved in DNA replication and repair, has synthetic lethal interactions with BRCA-mutant cells.

Soft robot actuators heal themselves

Researchers created a self-healing polymer that mimics squid ring teeth, enabling fast and efficient repair of soft robotic actuators. The material can heal within one second, regaining its original strength and being fully biodegradable and recyclable.

Stopping listeria reproduction 'in its tracks'

A newly discovered CoO-TiO2 compound effectively stops listeria monocytogenes reproduction in both light and dark conditions, offering a potential solution for controlling bacterial contamination in food products.

GQ GMC-500Plus Geiger Counter

GQ GMC-500Plus Geiger Counter logs beta, gamma, and X-ray levels for environmental monitoring, training labs, and safety demonstrations.

Epstein-Barr virus rewires host epigenomes to drive stomach cancer

Researchers reveal a novel paradigm in EBV-associated gastric cancer where the viral genome alters the host epigenetic landscape, promoting proto-oncogene activation and tumorigenesis. The 'enhancer infestation' model identifies a new mechanism of cancer development that does not require genetic alterations.

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.

Glacial stream insect may tolerate warmer waters

A study published in Global Change Biology found that mountain stoneflies can tolerate warmer water temperatures at least temporarily. The insects may even be stressed in their current extremely cold environments, contradicting the prevailing theory that rising water temperatures will be devastating for them.

Researchers identify microRNA that shows promise for hair regrowth

A team of researchers at North Carolina State University has identified a microRNA, miR-218-5p, that enhances the molecular pathway responsible for promoting hair follicle growth. The study found that increasing miR-218-5p promoted hair regrowth in mice treated with 3D cultured dermal papilla cells.

Despite debate, even the world's oldest trees are not immortal

A recent study on ginkgoes found that they can 'escape senescence at the whole-plant level,' raising questions about the apparent lack of aging in centuries-old trees. However, plant biologist Sergi Munné-Bosch argues that these organisms still undergo physiological stress associated with senescence.

Meta Quest 3 512GB

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

European and American maize: Same same, but different

Researchers have decoded the European maize genome, revealing significant differences in genetic content and genome structure compared to North American lines. These findings suggest that heterosis, a phenomenon increasing crop yields, may be influenced by variations in knob regions and gene regulation.

Trapping tiny particles: A versatile tool for nanomanipulation

Scientists have created a technique for precise nanoparticle trapping using metamaterials, overcoming size restrictions and enabling long-term stability. This breakthrough has far-reaching potential for biomedical science applications, including cancer research and imaging.

Developing a new strategy to selectively deliver therapies to the brain

Researchers developed a novel two-step targeting strategy to selectively deliver therapies to the brain by exploiting the high impermeability of the BBB. This approach allows for specific brain targeting with minimal accumulation in peripheral organs, paving the way for increased clinical translation of nanoparticle-based therapies.

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.

Wealthier men are more likely to develop high blood pressure

Men with higher incomes are at increased risk of developing high blood pressure due to lifestyle factors such as obesity and excessive alcohol consumption. In contrast, women with higher household income tend to have a lower risk of developing high blood pressure.

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.

Vacancy dynamics on CO-covered Pt(111) electrodes

Scientists studying CO-covered Pt(111) electrodes found that carbon monoxide can induce structural degradation under benign conditions. The presence of vacancies in the topmost Pt layer contributes to this effect.

Blueprint may power up KSA's wind energy future

A comprehensive blueprint for Saudi Arabia's national wind energy strategy has been developed, aiming to reach 16 gigawatts of installed capacity by 2030. The plan leverages high-resolution modeling, unique wind and weather observations, and cost analysis to guide the optimal buildout of wind turbines.

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.

Wetter than wet: Global warming means more rain for Asian monsoon regions

A high-resolution climate simulation reveals significantly increased precipitation over the monsoon trough due to global warming, driven by tropical disturbances and enhanced water vapor. The study also found distinct trends in water vapor and a stronger effect of global sea surface temperature increases on precipitation.

Study: Black entrepreneurship in the United States

A new study by UNLV political science professor Tiffiany Howard finds that Black business ownership is crucial for achieving economic parity and closing the racial wealth gap. Despite incremental growth, Black-owned businesses continue to lag behind others in terms of market share.