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Science News Archive April 2021


Page 5 of 46

How a SARS-CoV-2 variant sacrifices tight binding for antibody evasion

Researchers have identified a SARS-CoV-2 variant that sacrifices tight binding to human cells in favor of evading the immune system, which could undermine current COVID-19 vaccines and therapies. The variant, B.1.351, has been found to reduce its binding to ACE2 receptors but decrease its binding to human antibodies.

Researchers find how tiny plastics slip through the environment

Researchers at Washington State University found that tiny plastic particles can move through the environment, evading natural obstacles like sand and organic matter. This study could help develop more efficient filters to remove microplastics from drinking water.

Espresso, latte or decaf? Genetic code drives your desire for coffee

Researchers found that people with high blood pressure are more likely to drink less coffee or choose decaf, highlighting the role of genetics in regulating coffee consumption for cardio health. Genetic tolerance to caffeine is linked to coffee drinking habits, suggesting a protective mechanism.

Apple iPhone 17 Pro

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

Epilepsy discovery reveals why some seizures prove deadly

New research from the University of Virginia School of Medicine has identified a sequence of events during seizures that can progress to death. The researchers found that breathing disruption, or apnea, occurs during seizures and that artificially stimulating breathing can prevent sudden death after a seizure.

Soil bacteria evolve with climate change

Researchers at UCI found that soil microbes can evolve in response to climate change, changing genetic diversity in 18 months. This rapid evolution has implications for how soil ecosystems respond to future climate conditions.

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.

The science of picky shoppers

A new study from Penn State defines what it means to be a picky shopper, exploring the psychological dimensions of this trait. Researchers found that picky shoppers have a small window of acceptance and are more likely to reject free gifts or products based on their idiosyncratic preferences

Examining association between gender-affirming surgeries, mental health outcomes

A recent study published in JAMA Surgery explores the association between gender-affirming surgeries and mental health outcomes. The research suggests that undergoing these procedures can lead to significant improvements in symptoms of depression and anxiety, with participants experiencing reduced stress and improved overall well-being.

Fluke 87V Industrial Digital Multimeter

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

Human antibiotic use threatens endangered wild chimpanzees

Research shows that nearly half of fecal samples from wild chimpanzees contain antibiotic-resistant bacteria, highlighting the need for improved hygiene and proper antibiotic use. The study's findings will support the development of interventions to protect both human health and endangered species.

Celestron NexStar 8SE Computerized Telescope

Celestron NexStar 8SE Computerized Telescope combines portable Schmidt-Cassegrain optics with GoTo pointing for outreach nights and field campaigns.

Study finds people of color more likely to participate in cancer clinical trials

A new study from the University of Missouri School of Medicine found that people of color, those with a higher income, and younger individuals are more likely to participate in cancer clinical trials. The analysis of 20,053 respondents showed an average overall clinical trial participation rate of 6.51%, with significant differences in...

Business school research is broken - here's how to fix it

Researchers found that business schools prioritize low-effort metrics, harming the quality of research. To improve, schools should develop better metrics and high commitment environments where faculty contribute to the health of the business school.

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.

Improving the way vets care for animals and people

A University of Arizona researcher found that veterinarians and breeders often hold biases against each other, which can lead to suboptimal animal care. Her study proposes solutions to bridge the divide between pet owners, breeders, and vets, including using nonverbal cues, empathy, and unconditional positive regard in communication.

Student 'DifferenceMakers' honored for inventions

A team of UMass Lowell students won the Rist Campuswide DifferenceMaker award for their invention of TrueFIT, a product that detects and seals leaks in ill-fitting face masks. The team aims to protect people in their everyday lives as well as workers in various industries.

Research news tip sheet: Story ideas from Johns Hopkins Medicine

Researchers found that common over-the-counter antibiotic treatments can slow healing and prevent regeneration of hair follicles after wounding. The study suggests that normal levels of bacteria actually improve healing, challenging the long-held theory that antibiotics promote healthy skin regeneration.

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.

A simple exercise goal protects against unhealthy weight gain

Research shows that physically active individuals who reach 100 PAI points per week have a lower risk of excessive weight gain. The study, which tracked over 85,000 healthy Norwegians for 20 years, found that maintaining at least 100 PAI points per week can help prevent unhealthy weight gain.

Algorithm scours electronic health records to reveal hidden kidney disease

A new algorithm developed by researchers at Columbia University can automatically scan electronic medical records for signs of chronic kidney disease, alerting physicians to patients in the earliest stages. The algorithm performs nearly as well as experienced nephrologists, correctly diagnosing kidney disease in 95% of identified cases.

Seasonal water resource on the Upper Indus

Geographers at Heidelberg University created a full inventory of seasonal aufeis fields in the Upper Indus Basin, discovering over 3,700 fields across 300 square kilometers. These natural reservoirs play an essential role in hydrology and climatology, particularly in irrigation and hydropower generation.

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.

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.

Proposal of new universal nomenclature for oxytocin and vasotocin genes

A new study proposes a universal nomenclature for oxytocin and vasotocin genes, which were previously named differently in various species due to small protein coding differences. The researchers found that both hormones stem from a common ancestral gene and propose a new naming convention based on this evolutionary history.

How acidic are atoms?

Researchers at Vienna University of Technology have developed a new microscopy technique that allows for the measurement of atomic acidity on surfaces. This breakthrough enables analysis of catalysts on an atomic scale, which is crucial for improving chemical reactions.

Causes of extreme weather and climate events in China during 2020/21

The study found that sea surface temperature fluctuations in tropical Pacific, Indian, and Atlantic Oceans contribute to heavy rainfall events in China. Additionally, the Siberian High pressure system played a significant role in inducing cold surges during the winter of 2020/21.

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.

Using cosmic-ray neutron bursts to understand gamma-ray bursts from lightning

Analysis of data from a lightning mapper and radiation detector revealed neutrons generated from soil by large cosmic-ray showers, matching simulations that included both hadrons and gamma rays. This discovery suggests natural phenomena producing ground-pointed gamma-rays could produce similar neutron burst signatures.

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.

Should masks be worn outdoors?

Experts debate whether wearing masks outdoors can help reduce covid-19 transmission and encourage mask-wearing indoors. Some argue that normalising outdoor mask-wearing can bring benefits, while others believe efforts should focus on reducing indoor transmission.

Does your neighborhood affect your stroke recovery?

A study published in Neurology found that people living in neighborhoods with lower socioeconomic status experience worse stroke recovery, including more disability and depression. The study suggests that factors such as access to public spaces and perceived safety may contribute to these outcomes.

Study examines racial inequity in suicide prediction models

Researchers tested two suicide prediction models on nearly 14 million health records and found they performed poorly on Black, American Indian, and Alaska Native patients. The study highlights the need to test how prediction models perform in all racial and ethnic groups before implementing them in clinical care.

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.

Sky & Telescope Pocket Sky Atlas, 2nd Edition

Sky & Telescope Pocket Sky Atlas, 2nd Edition is a durable star atlas for planning sessions, identifying targets, and teaching celestial navigation.

Using microbes to remove microplastics from the environment

A new technique uses bacterial biofilms to capture microplastics, which are then processed and dispersed for recycling. This method has the potential to remove microplastics from wastewater treatment plants, helping to stop their release into oceans and protect human health and food chains.

Inactive oil wells could be big source of methane emissions

A recent study by the University of Cincinnati found that inactive oil wells in Texas can leak significant amounts of methane, with some emitting up to 132 grams per hour. The study suggests that regular inspections using infrared cameras could help address the issue.

More sleep or more exercise: the best time trade-offs for children's health

A study of 1179 children aged 11-12 years found that moderate-to-vigorous physical exercise was 2-6 times more potent than sleep or sedentary time in improving physical and mental health. Exercising 17 minutes more, sleeping an extra 52 minutes, or reducing sitting time by 56 minutes can achieve similar benefits.

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.

How to get salt out of water: Make it self-eject

Researchers at MIT developed a method to reduce fouling on heat exchanger surfaces by making salts self-eject, using hydrophobic surfaces and heat. The process involves the formation of 'crystal critters' that grow legs and eventually tip over, allowing the salts to be removed easily.

The shape of light changes our vision

Researchers from UNIGE used mice to study the complex processing of light by the retina, revealing that both light intensity and its temporal shape influence the signal sent to the brain. The findings, published in Science Advances, may lead to new diagnostic and therapeutic possibilities for eye weaknesses.