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Science News Archive 2021


Page 74 of 510

Financial hardship of pregnant, postpartum US women

Financial hardship was common among pregnant and postpartum US women, with many reporting unmet healthcare needs due to cost. The study found significant financial stress affecting these individuals, impacting their overall well-being.

Apple iPhone 17 Pro

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

How foodborne diseases protect the gut's nervous system

A new study reveals that mice infected with bacteria or parasites develop a unique tolerance mechanism to shield their enteric neurons from death. This finding has potential clinical implications for conditions like irritable bowel syndrome, where neuronal loss can lead to severe gastrointestinal disease.

How mining companies can better protect workers from injury and death

A new study from Edith Cowan University identifies four pathways regularly associated with Western Australian mining deaths, including design flaws and poor management. The research recommends that companies prioritize these pathways to reduce workplace fatalities and improve worker safety.

Needle-free COVID-19 vaccine shows promise

Researchers at University of Queensland successfully protected mice from COVID-19 using a US-developed vaccine candidate delivered via a pocket-sized, pain-free applicator. The vaccine produced strong immune responses and neutralized multiple variants, including UK and South Africa variants.

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.

Dopamine’s many roles, explained

A new study by Vanessa Ruta and her team found that dopamine neurons in fruit flies correlate strongly with ongoing behavior, reflecting motivation or goal underlying actions. The activity of these neurons not only encode mechanics of movement but also provide moment-to-moment reinforcement, guiding beneficial actions.

Reported health care use by sexual orientation among teens

A study of 10th graders found that LGB individuals reported more unmet medical care needs and had lower health care utilization rates compared to their non-LGBTQ peers. This disparity highlights the need for improved health care access and communication for LGBTQ youth.

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.

Detector advance could lead to cheaper, easier medical scans

Researchers have demonstrated a new technique for cross-sectional medical images without the need for tomography, enabling faster and more accurate imaging. The breakthrough is made possible by ultrafast photon detectors that can precisely determine the arrival times of photons, allowing for reconstruction-free positron emission imaging.

Study identifies new potential drug target for pneumonia

Researchers at Karolinska Institutet discovered that interleukin-26 plays a critical role in bacterial pneumonia by directly killing bacteria and modulating the immune system. This finding positions IL-26 as a new potential target for biological treatment of pneumonia, an increasing global health threat.

Fluke 87V Industrial Digital Multimeter

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

Ultra-broadband sound absorber

Researchers create ultra-broadband sound absorber with an average absorption coefficient of 0.93, surpassing previous limitations. The metamaterial's design utilizes near-field non-locality to suppress excessive response and achieve efficient impedance matching.

UTSW scientists eliminate key Alzheimer’s feature in animal model

Researchers at UTSW Medical Center discovered a way to abolish the formation of amyloid beta plaques in a mouse model of Alzheimer's disease by inhibiting the NHE6 gene. This breakthrough suggests a possible treatment approach for preventing late-onset Alzheimer's, a condition affecting nearly 6 million Americans.

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.

A scientific competition assesses methods for anomalous diffusion

Researchers launched an open competition to benchmark existing and novel methods for quantifying anomalous diffusion. The analysis of results provided an objective assessment of method performance, contributing to the definition of standard tools for trajectory analysis.

Study finds the SARS-CoV-2 virus can infect the inner ear

Researchers develop cellular models to study SARS-CoV-2 infection of the inner ear, finding that the virus can infect hair cells and Schwann cells. The pattern of infection matches symptoms observed in a study of 10 Covid-19 patients with ear-related issues.

A better way to raise chickens for low-intensity, small stakeholders

A new production model has been introduced to the Rwandan broiler industry, allowing smallholders to increase productivity and profitability. The model, which employs a hybrid asset-building approach, provides an entry point for small-scale producers to compete with larger operations.

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.

Uncovering how injury to the pancreas impacts cancer formation

Researchers discovered that pancreatic injury leads to the formation of new cell types that can give rise to cancerous mutations. The study provides a valuable resource for understanding the processes behind pancreatic cancer and potential therapeutic targets.

Smartphone app could improve aspirin use for healthy pregnancies

A new smartphone app, MyHealthyPregnancy, evaluates preeclampsia risk and patient adherence to low-dose aspirin recommendations. The study found that 37% of high-risk patients were unaware they needed to take the medication, highlighting a need for improved communication between providers and patients.

Meanders help the climate

Researchers at GFZ found that undisturbed meandering sections of a river deposit and reabsorb organic carbon, transporting it into the sea. In contrast, straight river sections only pass through suspended particles, with carbon decomposing to CO2 by microorganisms.

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.

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.

This squirrel watches its neighbor's back

Researchers found that Barbary ground squirrels in the Canary Islands rely on synchronized vigilance as their main defense mechanism against predators. They spend a significant amount of time watching each other and scanning their surroundings to detect threats.

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.

Dogs learn about word boundaries as human infants do

A new study by Hungarian researchers finds that dogs use complex computations and brain regions similar to humans to learn word boundaries in speech. Dogs can recognize syllable patterning, such as frequent words with consistent syllables, and use this information to extract words from continuous speech.

Blasting the zombie out of water-saving tech

A team of scientists found that technology adoption as a water-saving method for improving irrigation efficiency is ineffective and can worsen water scarcity. The study suggests that modern irrigation technologies may only achieve a 10-20% saving under ideal conditions.

Placebo-inspired project wins $12 million grant to help Parkinson’s patients

Researchers will investigate brain circuits involved in the placebo effect and paradoxical kinesia, a phenomenon where Parkinson's patients exhibit normal motor function under specific circumstances. The study aims to identify new locations for deep brain stimulation placement and discover new treatments for Parkinson's disease.

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.

Nearly 300 scientists ask the WTO to ban harmful fisheries subsidies

Two hundred ninety scientific researchers from 46 countries urge the World Trade Organization (WTO) to ban harmful fisheries subsidies that contribute to overcapacity and overfishing. The signatories cite research showing that such subsidies lead to unsustainable fishing practices, contravening UN Sustainable Development Goal 14.

Morro Bay seagrass loss causes change in fish populations

Researchers at California Polytechnic State University found that seagrass loss in Morro Bay led to changes in fish species, with increasing numbers of flatfish like speckled sanddab and staghorn sculpin. The study highlights the importance of protecting remaining seagrass habitats to maintain biodiversity.

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.

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.

Meta Quest 3 512GB

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

Heatwaves like ‘the Blob’ could decrease role of ocean as carbon sink

Researchers found that the 2013-2015 heatwave known as 'the Blob' reduced the Pacific Ocean's ability to absorb carbon dioxide, leading to a decrease in its role as a carbon sink. Microbial communities responded by shifting towards more nutrient-limited conditions, hindering the ocean's biological pump.