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Science News Archive 2023


Page 302 of 444

$1.6 million grant awarded to develop open-source software toolkit

A team of researchers from University of Missouri and University of Nebraska-Omaha are working on a three-year, $1.6 million grant to make open-source software tools more accessible and understandable to a wider range of people and tech companies. The project aims to identify what OSS projects are good to invest in for commercialization.

Luring the virus into a trap

Heidelberg researchers have identified key proteins that can prevent the formation of fusion pores, allowing viruses like influenza A and Ebola to be trapped in a lipid membrane. This breakthrough could lead to new approaches for preventing infections with these highly infectious viruses.

Apple iPhone 17 Pro

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

Study identifies a new building block in the navigation system of fish; boundary vector cells in central telencephalon of goldfish enable unique encoding of position, documented here for the first time in the largest group of vertebrates

Researchers identified boundary vector cells in goldfish central telencephalon that encode spatial information for the first time in a vertebrate. These cells enable unique positioning and represent a significant discovery in understanding fish navigation systems.

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.

Inclusive authorship reduces barriers to participation

A new framework for collaboration, developed by Elizabeth Borer and her NutNet colleagues, overcomes key barriers to meaningful contributions from all authors. The approach ensures substantive contributions by all co-authors, promoting a more inclusive authorship model.

New insight into dying cells in Parkinson's disease

Scientists found that dopamine-containing nerve cells from Parkinson's patients have poorer ability to form extensions, leading to severe dopamine deficiency. Researchers also discovered a medication that makes these cells better at forming nerve extensions.

Water pollution complaints decline during COVID 19 outbreak

A study by Pohang University of Science & Technology (POSTECH) analyzed water pollution complaints in Alabama and found a significant decrease during the COVID-19 pandemic. The research team used AI methodologies to examine sentiment changes and correlations with climatic extremes.

Higher rates of HIV diagnoses found amongst mental health service users

Research at King's College London found a higher prevalence of HIV diagnoses among people who use mental health services in South London. The study suggests that there is a complex relationship between HIV and mental illness, with potential risks for both acquiring HIV or developing mental illness.

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.

Mixing theory, observation to envision warmer world

Researchers combine theory and observation to understand damselfly responses to warming temperatures, discovering a more realistic predator-prey simulation model. This work provides groundwork for understanding how other species will adapt to a warmer world, particularly species like mosquitoes.

Woodpecker guides post-fire forest management

A new online tool predicts the potential abundance of Black-backed Woodpeckers after fire by incorporating pyrodiversity into forest management decisions. This helps balance human and wildlife needs in post-fire landscapes.

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.

Gene that confers seed tolerance to salinity identified

Researchers have identified a gene that enables plants to tolerate salinity stress by regulating hormone signaling. This breakthrough could lead to crop improvements with larger seeds that germinate well in adverse environments, solving limitations on productivity due to soil salinization.

Even as SARS-CoV-2 mutates, some human antibodies fight back

Researchers discovered a 'cocktail' of human antibodies that show promise in fighting severe SARS-CoV-2 infections, including Omicron variants. The study revealed how the original Moderna vaccine could prompt the body to produce these broad-spectrum antibodies.

A simple paper test could offer early cancer diagnosis

Researchers have designed a new nanoparticle sensor that can detect cancer with a simple urine test. The sensors use DNA barcodes to analyze urine samples, which can reveal distinguishing features of a particular patient's tumor.

Jellyfish-like robots could one day clean up the world’s oceans

Researchers have developed a jellyfish-like robot capable of collecting and transporting waste particles in the ocean without causing harm to marine species. The robot uses electrohydraulic actuators to swim and create currents, allowing it to trap objects along its path and transport them to the surface for recycling.

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.

Lead vocal tracks in popular music go quiet

An analysis of popular song recordings from 1946 to 2020 found a significant decrease in the lead vocal to accompaniment ratio, indicating that lead singers are getting quieter. Changes in music technology appear to be behind this trend until 1975.

Metamaterials: Time crystal gives light a boost

Scientists at KIT have created a two-dimensional photonic time crystal, which amplifies electromagnetic waves and can be used to build more powerful and efficient wireless transmitters and receivers. This breakthrough discovery also enables surface wave amplification, improving communication efficiency in integrated circuits.

Scientists build human lungs in a dish to test medicines

Researchers have developed advanced human lung models in the lab, allowing for accelerated discovery of new drugs and reduced reliance on animal testing. The mini lungs can be personalized to individual patients and tested for a range of reactions, including toxicity from pollutants.

Fluke 87V Industrial Digital Multimeter

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

For eco-friendly ammonia, just add water

Stanford researchers develop a simple and environmentally sound method to produce ammonia by combining nitrogen from the air with tiny water droplets, requiring minimal energy and low cost. This innovative approach could revolutionize agriculture and reduce greenhouse gas emissions associated with current industrial methods.

Study: Mountain quail may benefit from high severity wildfire

Researchers found Mountain Quail were more common than thought, with positive associations to high-severity fires. They were most positively associated with areas that had burned in the past 6-10 years, but also showed positive relationships ranging from 1 to 35 years after fires.

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.

Testing antibiotic resistance with a fast, cheap, and easy method

Researchers have developed a fast, cheap, and easy method to test antibiotic resistance in bacteria, using optical nanomotion detection. The technique can determine sensitivity or resistance of bacterial cells to antibiotics in under two hours, with significant implications for clinical and research applications.

A more precise model of the Earth's ionosphere

A new model of the Earth's ionosphere has been developed using neural networks, which can reconstruct the topside ionosphere with high accuracy. This improvement is crucial for satellite navigation systems, such as global navigation satellite systems (GNSS), which require precise correction of radio signals to mitigate ionospheric delays.

Toward ubiquitous and intelligent 6G networks: From architecture to technology

This special topic explores enabling technologies for intelligent 6G, including AI, edge learning, full spectrum, reconfigurable intelligent surfaces, and cell-free massive MIMO. These technologies aim to support ubiquitous connectivity, higher reliability, lower latency, and ultra-reliable low-latency transmission in 6G networks.

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.

Study finds significant variation in anatomy of human guts

A new study has discovered significant variation in the anatomy of the human digestive system, with pronounced differences found between healthy individuals. This finding has implications for understanding the role of digestive tract anatomy in affecting human health and providing potential insights into medical diagnoses.

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.

Renal hyperfiltration: the underestimated risk factor for mortality

Two recent studies conducted at the University of Eastern Finland found that renal hyperfiltration (RHF) is associated with an increased risk of mortality, independent of diabetes mellitus. A lower kidney filtration rate threshold may serve as a more precise measure for defining RHF.

Predictive model developed for complications in diabetes

A new predictive model has been developed to predict the decline of kidney function in people with type 2 diabetes, utilizing 13 routinely collected baseline values from 4,637 individuals. The model uses statistical methods and is being prepared for clinical use to aid early detection and therapy management.

New tools capture economic benefit of restoring urban streams

Researchers developed a suite of tools to assess economic benefits of improving urban stream water quality. The 'ecological production function framework' estimates use and non-use benefits, including increased property values and protected natural resources.

It’s not as difficult as you think to shout upwind

A new study reveals that our perception of difficulty in shouting upwind is incorrect. It's not the wind itself that makes it hard, but rather our inability to hear ourselves due to the convective attenuation effect. The study found that sound carries better within the first 100 meters upwind, making it easier for others to hear us.

Small acts of kindness are frequent and universal, study finds

A new study by UCLA sociologist Giovanni Rossi finds that people rely on each other for help constantly, with requests occurring every couple of minutes. Across cultures, people comply with these small requests far more often than they decline them, suggesting a universal preference for cooperation.

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.

New understanding of "warm Arctic-cold Eurasia" on a subseasonal scale

Researchers have gained new insights into the 'warm Arctic-cold Eurasia' phenomenon, which affects winter climate change in mid-high latitudes. The study found that a strong connection exists between Arctic and Eurasian temperature anomalies on a subseasonal scale, contrary to previous assumptions.

UGA researchers use AI to discover new planet outside solar system

Researchers at the University of Georgia have confirmed evidence of a previously unknown planet outside our solar system using machine learning tools. The discovery highlights the potential for artificial intelligence to enhance scientists' work and speed up analysis, with the potential to dramatically expand exoplanet discoveries.

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.

Generation of color-tunable high-performance LG laser beams via Janus OPO

A team from Nanjing University and Sun Yat-Sen University developed a two-facing Janus OPO scheme for generating high-efficiency, high-purity broadband LG modes with tunable topological charge. The output LG mode has a tunable wavelength between 1.5 μm and 1.6 μm, with a conversion efficiency above 15 percent.

Transforming highways for high-speed travel and energy transport

Researchers have developed a proof of concept for a superconducting highway that can transport vehicles and electricity, leveraging liquid hydrogen cooling to address the challenge of low-temperature superconductor operation. The system enables speeds of at least 400 miles per hour and integrates multiple uses, making it more affordable.

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.

Effects of brain stimulation amenable to conditioning

Scientists used paired-pulse TMS to condition brain responses in a group of 75 people, finding that listening to a tone triggered muscle contraction in the thumb. The study suggests TMS could be used therapeutically to improve mobility in Parkinson's disease patients or treat depression.

Differentiation landscape of acute myeloid leukemia charted with new tool

A new method, CloneTracer, distinguishes between cancerous and healthy stem cells in acute myeloid leukemia (AML). The study reveals two distinct stem cell compartments and shows that progenitor cells respond better to therapy. This finding paves the way for developing new techniques to predict patient response to chemotherapy.

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.