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Science News Archive November 2020


Page 40 of 43

Industrial-strength brine, meet your kryptonite

Researchers create a thin coating of hexagonal boron nitride to improve efficiency in desalination technology. The coating allows for exponential improvements in freshwater production, making it a key ingredient in a cost-effective solution for treating hypersaline water.

Healthy oil from wild olives

Researchers analyzed wild olive oil from the Medes islands and found it has excellent sensorial and physicochemical properties, similar to commercial varieties. The study also promotes local cultivation and conservation of wild olive trees.

Apple iPhone 17 Pro

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

Tracking flight trajectory of evaporating cough droplets

Researchers tracked the dispersion of large, medium, and small airborne cough droplets under different wind speeds and environmental conditions. They found that evaporated droplets can travel further due to increased viral loading, posing a higher risk of infection when inhaled deep into the lung.

Invisible fungi revealed by their genetic material

Researchers at Uppsala University have discovered two previously unknown fungus species using a novel method based on DNA analysis of soil samples. These fungi are thought to play a key role in the ecosystem, but their exact function remains unclear.

100,000-fold enhancement in the nonlinearity of Si

Scientists create nanoscale silicon resonators for logic gates of light pulses, potentially leading to faster and all-optical computer switches. This breakthrough could bridge the gap between electronic and optical signals in computing.

Continuity of English primary care has worsened with GP expansions

A new study by the University of Kent found that English practices with expanded sizes have not achieved better access to care or provided a better overall experience. The proportion of patients saying they can see their preferred GP fell by 10% in expanded practices compared to 7% in unchanged practices.

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.

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.

Exploring the role of gut microbiota in pediatric celiac disease

Researchers aim to explore the link between gut microbes and metabolites in childhood celiac disease pathogenesis. The study will analyze pediatric celiac disease samples and compare them to healthy matched controls, shedding light on environmental triggers of the chronic disease.

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.

How to fix the movement for fossil fuel divestment

The fossil fuel divestment movement has failed to reverse the trend of capital flowing into carbon-intensive industries due to its binary distinction between fossil and non-fossil companies. A more nuanced campaign focusing on low-carbon (re-)investment, modeled after credit ratings for climate change, is proposed as a solution.

Goby fins have fingertip touch sensitivity

Researchers discovered that goby fins possess fingertip-like touch sensitivity, allowing fish to detect surface details. The study reveals that the fish's fins are capable of encoding texture patterns, mirroring human primate finger pads.

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.

UTIA continues leadership to enhance regional dairy income

The University of Tennessee Institute of Agriculture has received a $6 million grant to enhance the success of regional dairy businesses in Tennessee, Kentucky, and North Carolina. The project aims to provide educational opportunities for producers to manage financial risk and develop value-added products.

Earwax sampling could measure stress hormone

Researchers at UCL and King's College London developed a novel earwax sampling technique to measure cortisol levels, which appear more stable than traditional methods. The new device can be used at home without clinical supervision, facilitating medical check-ups while maintaining social distancing.

New mineral discovered in moon meteorite

Researchers have discovered a new high-pressure mineral in the lunar meteorite Oued Awlitis 001, which is composed of calcium, aluminum, and silicon atoms. The newly found mineral donwilhelmsite forms at depths of 460-700 kilometers and has relevance for understanding subducted terrestrial sediments

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.

Solar cells of the future

A team led by Prof. Christoph Brabec has developed a system to increase the efficiency of organic solar cells. By using luminescent acceptor molecules, they achieved an impressive 12.6% efficiency record in a recent study published in Nature Energy.

COVID-19 lung damage caused by persistence of 'abnormal cells'

Researchers found extensive lung damage and unique characteristics in COVID-19 patients, including fibrotic material and abnormal cell fusion. The study suggests the persistence of these 'abnormal cells' may explain long COVID symptoms like fatigue and shortness of breath.

Supersonic winds, rocky rains forecasted on lava planet

The study predicts extreme weather conditions on K2-141b, including supersonic winds and rocky rains, which can be detected from hundreds of light years away with next-generation telescopes. The team also found that two-thirds of the exoplanet faces perpetual daylight, leading to frigid temperatures on the night side.

Meta Quest 3 512GB

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

New protein nanobioreactor designed to improve sustainable bioenergy production

Researchers at the University of Liverpool have developed a new protein nanobioreactor that can improve hydrogen production efficiency by up to 550%. The bioreactor uses bacterial protein cages and enzymes to produce clean energy. The study offers a promising solution for reducing carbon dioxide emissions from fossil fuels.

UConn researcher identifies genetic elements involved in heart development

A UConn researcher has identified a suite of genes and regulatory elements critical to normal heart development using genome science technology. The study found over 100,000 regulatory sequences active during human heart development, including more than 13,000 that had never been annotated as active before.

Cornea appears to resist infection from novel coronavirus

Researchers found that SARS-CoV-2 does not replicate in the human cornea, while Zika virus can infect corneal tissue. The study suggests COVID-19 patients with compromised immune systems may still be at risk of eye symptoms due to secondary inflammation.

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.

Buffalo fly faces Dengue nemesis

Researchers are exploring three approaches using the Wolbachia bacterium to control the buffalo fly population and prevent its spread southwards. The methods include artificially infecting adult flies or pupae, releasing sterile males into overwintering areas, and blocking transmission of nematodes closely related to Stephanofilaria.

Your favorite music can send your brain into a pleasure overload

Researchers used EEG to study how music affects the brain's reward system, finding increased activity in regions involved in emotional processing, movement control, and auditory processing. Chills induced by favorite songs release dopamine, triggering a physiological response that indicates greater cortical connectivity.

From nitrate crisis to phosphate crisis?

A study found that reducing nitrogen levels can harm plant biodiversity by displacing species adapted to low nutrients. Researchers advocate for an EU Phosphate Directive to address this issue and protect threatened plant species.

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.

Model of multicellular evolution overturns classic theory

A new study overturns the classic theory that single-celled organisms can only evolve to become multicellular life forms if doing so increases their overall productivity. The model suggests that cell specialization can be favored even if it reduces group productivity, contradicting the prevailing view.

Squid jet propulsion can enhance design of underwater robots, vehicles

Researchers discovered that squid jet propulsion can be more efficient when considering turbulent flow conditions, revealing clues about how squids maneuver within these environments. The study found symmetry-breaking instability of vortices around the jetter, which affects thrust production and efficiency.

Depression and anxiety are more frequently diagnosed in women

A recent study by UPV/EHU-University of the Basque Country reveals that women are more likely to be diagnosed with depression and anxiety, with similar mental health statuses, receiving more psychotropic drugs. The research highlights the need for policy intervention to address gender inequalities in mental health.

Magma 'conveyor belt' fuelled world's longest erupting supervolcanoes

A volcanic province in the Indian Ocean was the world's most continuously active supervolcanoes, erupting for 30 million years, fueled by a constantly moving magma conveyor belt. This allowed for an enormous accumulation of volcanic rocks, equivalent to filling up 184,000 Olympic-size swimming pools with lava every year.

Transparent soil-like substances provide window on soil ecology

Scientists have developed transparent soil substitutes that allow researchers to observe the complex interactions of soil microbes. Using these substitutes, researchers found that soil bacteria rely on fungi to survive dry periods, highlighting the crucial role of fungi in maintaining soil health.

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.

Oncotarget: Heterogeneity of CEACAM5 in breast cancer

Researchers assessed CEACAM5 expression in breast cancer subtypes using immunohistochemistry, finding a high correlation between primary tumor and lymph node status. Expression of CEACAM5 also predicted different clinical outcomes depending on molecular subtypes, suggesting its potential role as a clinically relevant marker.

One last trip: when tourism embraces the terminally ill

A new study shows that families with a terminally ill parent need tourism programs that provide emotional and psychological benefits. Social tourism helps these families create lasting memories and find comfort during difficult times.

Challenges to providing behavioral health care during pandemic

A Rutgers study found that telehealth reliance highlighted digital divides among vulnerable populations, while financial challenges and staff shortages impacted service delivery. Behavioral health care staffs were concerned about clients' basic needs and social isolation, as well as their own safety risks amidst the pandemic.

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.

The cement for coral reefs

Coralline red algae have formed a calcareous skeleton to support coral reefs for at least 150 million years. However, their role was only proven through the analysis of over 700 fossilised reefs from the Earth's history.

A new mathematical front to understand species coexistence

Researchers propose a new framework to study coexistence in multi-species systems, showing that global dynamics can be predicted from pairwise interactions. The model uses time-scale separation and replicator equations to capture the essence of competition between multiple strategies.

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.

The importance of good neighbors in catalysis

Scientists from Chalmers University of Technology investigate the role of nearest neighbors in nanoparticles' activity. They isolated copper particles and monitored their behavior in a nanotube, finding that oxidation state can be dynamically affected by neighboring particles during reactions.

A breakthrough of the mechanism of energy saving in collective swimming

Researchers at Peking University have discovered a simple rule explaining how fish save energy by interacting with vortices shed by neighbors. The study was conducted using high-fidelity robotic fish and verified in real fish, suggesting the universal adoption of this mechanism in biological systems.

Unraveling the genetic determinants of small vessel vasculitis

A genetic association study found that TERT and DSP gene variants, associated with idiopathic pulmonary fibrosis risk, are linked to microscopic polyangiitis and myeloperoxidase-ANCA positive vasculitis. These variants may be novel susceptibility genes for both conditions.

Harnessing the 'wisdom of crowds' can help combat antibiotic over prescription

A new study demonstrates that pooling treatment recommendations from multiple prescribers using the 'wisdom of crowds' concept can improve decisions on antibiotic prescribing and reduce overuse. Using international survey data, researchers found that groups of three or more prescribers showed significant benefits in guideline compliance.

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.

Gentoo penguins are four species, not one, say scientists

Researchers found clear morphological and genetic differences between the four populations of Gentoo penguins, which are currently split into two subspecies. The new classification, proposed by scientists at the University of Bath, aims to aid in their conservation by making it easier to monitor any decline in numbers.

Leap forward for brain research

A new brain imaging technology, BrainPhys, has been developed to support optimal neuronal function and viability in live imaging experiments. This breakthrough could lead to better personalised medicine for brain disorders such as Parkinson's, brain cancer, and childhood dementia.