Bluesky Facebook Reddit Email

Science News Archive 2022


Page 157 of 448

Life at close quarters

Researchers discover fossil lacewing larvae with enlarged abdomens, providing insights into the evolution and lifestyle of early lacewings. The discovery sheds light on the successful evolutionary strategy of physogastry, which allows insects to greatly increase their body volume when required.

Apple iPhone 17 Pro

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

Wastewater viral loads can provide advance warning of COVID-19 outbreaks

A study by Hokkaido University scientists found a close association between clinical cases of COVID-19 and viral loads in wastewater, with the viral loads picking up to two days before the cases were detected. The researchers used wastewater-based epidemiology to track the spread of SARS-CoV-2 in the Tokyo 2020 Olympics and Paralympics.

A historical perspective on glacial retreat

A team of researchers from ETH Zurich and WSL reconstructed the topography of all Swiss glaciers in 1931 using stereophotogrammetry. They found that the glacier volume halved between 1931 and 2016, with some glaciers losing mass at varying rates depending on factors like altitude, snout shape, and debris coverage.

Tracking air pollution disparities — daily — from space (video)

Researchers analyzed satellite-based data to study daily variations in air quality across 11 major US cities, revealing disproportionate impacts on economically disadvantaged communities. The findings suggest climate change could exacerbate these differences, highlighting the need for targeted interventions to reduce emissions and impr...

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.

Dental biorhythm is associated with adolescent weight gain

Research found that adolescents with faster dental biorhythms (five or six-day cycle) weighed less and gained less weight than those with slower biorhythms. This discovery provides a new avenue for exploring links between childhood overweight and adult health risks.

Revealing roles of dementia proteins in normal memory

A recent study has identified the tau protein's involvement in normal learning and memory processes in the healthy brain. The researchers used proximity labelling to map out all proteins that interact with tau and found that it interacts with enzymes controlling vesicles and cell surface receptors for neurotransmitters.

Brains cells born together wire and fire together for life

A new study found that neurons with the same birthdate show distinct connectivity and activity throughout adulthood, forming cooperative signaling circuits. This suggests that the brain may exploit orderly neuronal layer formation to establish neural templates that match each new experience to an existing template.

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.

The locked library: Disease causes cells to reorder their DNA incorrectly

Researchers found that cells in diseased connective tissue lose their ability to reorder DNA information correctly, leading to cell dysfunction. The study suggests that epigenetic treatments could restore healthy genome organization and may be effective treatments for conditions affecting dense tissues.

Hepatitis C drugs may reduce PTSD symptoms

Researchers found that certain hepatitis C medications, such as glecaprevir and pibrentasvir, improved PTSD symptoms in a national cohort of VA patients. The study suggests these medications could fill the gap in FDA-approved treatments for PTSD, offering new hope for US adults affected by this condition.

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.

Self-reported insomnia and sleep apnoea a risky combo

A new Flinders University analysis found that people reporting symptoms of both insomnia and obstructive sleep apnea are at an increased risk of death compared to those without the conditions. The study highlights the importance of self-reported symptoms and risk factors, and could lead to greater and more rapid assessment in populatio...

A quantum pump without the crank

Researchers demonstrate the creation of a self-oscillating pump in a topological dissipative atom-cavity system, transporting atoms without external periodic driving. This discovery combines quantum many-body physics and open quantum systems, offering insights into exotic states of matter.

Autism diagnosis impacted by men and women’s different emotional needs

A new study published in JCPP Advances explores the impact of gender differences on autism diagnosis, finding that women's higher emotional needs may mask their autistic traits. The research highlights the importance of improving accurate diagnosis for both men and women, with potential implications for clinical practice.

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.

Rehabilitation method to improve taste sensitivity

Researchers developed a new rehabilitation method using filter paper discs to improve taste sensitivity in healthy individuals. The four-step training method increased sensitivity to all four tastes, with significant improvements seen at day 4.

Brushing thin films onto electrodes preserves batteries

Researchers at Rice University have developed a method to create a thin film coating on lithium anodes using powder brushing, which improves battery life and capacity. The coated anodes retained 70% more capacity after 340 charge-discharge cycles than off-the-shelf batteries.

Dogs cry more when reunited with their owners

A study published in Current Biology found that dogs shed tears associated with positive emotions, such as reuniting with their owners, suggesting a stronger bond between humans and dogs. Oxytocin may play a role in this emotional response, with researchers also noting that people tend to respond more positively to teary-eyed dog faces.

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.

Biomedical, data science training wins new grant

The program, one of only 18 nationwide, will support eight Ph.D. students and five postdoctoral fellows each year for five years, focusing on biomedical informatics and data science. The grant is the seventh renewal of support for a multidisciplinary training program that began over 30 years ago.

A more environmentally friendly air conditioner

Researchers have developed a prototype device that could replace traditional air conditioners with solid refrigerants, reducing greenhouse gas emissions and climate change. The system uses pressure changes to cycle between solid and liquid states, efficiently cooling spaces without leaks.

Researchers call for more work to balance nitrogen cycle

The Haber-Bosch process has disrupted the planet's nitrogen cycle, warming the globe and risking human health. Researchers propose using electrocatalysis to rebalance the cycle, leveraging heterogeneous nanomaterials for efficient and stable catalysts.

Untapped potential of stem cells could aid repair of spinal cord damage

Researchers have identified a group of latent stem cells in the central nervous system of mice that respond to injury by dividing, migrating towards damaged areas, and differentiating into astrocytes. If similar cells exist in humans, they could provide a new therapeutic approach for treating spinal cord injuries.

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.

Understanding why deadly brain cancer comes back

A new study found that high-grade gliomas remodel the surrounding brain environment to protect tumour cells and hide them from the body's defences. Lower grade tumours often develop a new mutation allowing rapid cell division, potentially progressing to higher grade forms.

Hopes of a new curative treatment for children with neuroblastoma

Researchers at Karolinska Institutet have developed a potential curative treatment for neuroblastoma, using DHODH blockers in combination with chemotherapy to cure mice with the disease. The treatment has shown promising results and could improve survival rates for children with neuroblastoma.

Monitoring genetic mutations will be important for Florida panther management

A new study found nearly half of Florida panther mutations originated from Texas and Central American pumas, bringing both good and bad genetic material. Researchers emphasize the need to monitor genetic health due to potential risks, especially with small population sizes. Genetic screening for future introductions may be necessary.

Cage with caps

A Japanese team has introduced a molecular cage with 'caps' that can confine certain rare-earth-metal ions, including lanthanum and europium, for isolation or recycling. The critical feature of the cage is its two 'caps' that cover the openings and bind to the ions through hydrogen bridges and electrostatic interactions.

Meta Quest 3 512GB

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

Poor heart health predicts premature brain ageing

A study led by University College London found that poor heart health at age 36 predicts a higher brain age later in life, with men having older brains than women of the same age. The research used machine learning to estimate brain age from MRI scans and found an association between brain age and increased brain shrinkage over time.

One step closer to the localization of semiconductor sensor technology!

The Korean research team successfully developed a high-selectivity gas sensor that can detect water molecules and distinguish between different alcohols. The material is an eco-friendly copper-based metal halide thin film with a reversible crystal structure change when exposed to specific gases.

Plastic upcycling: From waste to fuel for less

Researchers at Pacific Northwest National Laboratory have developed a new method for converting plastics into valuable chemicals using hydrogenolysis. The process reduces the use of precious metal ruthenium while increasing efficiency and selectivity.

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.

Maximizing could be key to minimizing our environmental footprint

A new study finds that maximizing behavior is linked to increased item usage, suggesting a potential strategy for reducing over-consumerism and its environmental impact. Maximizers tend to spend more time considering options and make greater use of their choices, which could encourage people to get more mileage out of their stuff.

How did the early COVID-19 pandemic affect cancer survivors?

Working-aged adults with and without a history of cancer reported healthier behaviors and steady health insurance status during the first year of the COVID-19 pandemic. The prevalence of unhealthy behaviors decreased, including insufficient sleep and smoking, while self-rated health improved among all groups.

When recovery goes awry

A new study from Harvard Medical School reveals that patients who recover well after cardiovascular surgery exhibit precise paths for white blood cell and platelet counts. These trajectories can be used to monitor recovery in a personalized way, enabling clinicians to intervene earlier when necessary.

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.

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.

The electron slow motion: Ion physics on the femtosecond scale

Scientists have analyzed the interaction between highly charged ions and graphene at a femtosecond scale, revealing complex processes involved in material response. The study provides fundamental new insights into how matter reacts to short and intense radiation exposure.

Fluke 87V Industrial Digital Multimeter

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

Smartphones make consumers prefer unique, tailored products

A new study from the University of Florida finds that smartphones encourage consumers to prefer customized options, leading to increased self-expression and altered behaviors. The researchers suggest that companies should adapt their offerings based on device usage to tap into this trend.

Scientists are unravelling the mystery of the arrow of time

Researchers at CUNY Graduate Center explore how particles and cells give rise to large-scale dynamics that we experience as the passage of time. They found that the arrow of time emerges from simple interactions between pairs of neurons, not large groups. This discovery has implications for physics, neuroscience, and biology.

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.