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Science News Archive March 2022


Page 44 of 44

Fungal infections cost U.S. $6.7B in a year

A new study found that fungal infections result in significant healthcare spending, with direct costs of $6.7 billion and secondary infections contributing to a total of $37.7 billion in U.S. national health care expenses. Fungal infections doubled hospital costs, patient stays, and mortality risk.

For new insights into aerodynamics, scientists turn to paper airplanes

Researchers at New York University found that paper airplanes can achieve stable gliding when the center of mass is in a specific location, unlike conventional airplanes. The study's findings enhance our understanding of flight stability and provide insights into designing small-scale flying machines.

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.

New research advances wearable medical sensors

Researchers have developed wearable sensors that collect data for clinicians while limiting patient discomfort. The sensors use flexible electronics to monitor patients' physical motions and chemical signals in their sweat, skin, and more to help diagnose or inform treatment plans.

Early menopause may raise risk of dementia later in life

Women who enter menopause before age 40 are more likely to develop dementia later in life compared to those who begin menopause at 50-51 years. Lowered estrogen levels may contribute to this increased risk, with strategies such as exercise and healthy lifestyle habits potentially reducing the risk of dementia.

A math model to predict COVID-19 vaccine efficacy

Researchers developed a mathematical model to predict how antibodies generated by COVID-19 vaccines confer protection against symptomatic infections. The study found that vaccine efficacy is linked to the level of neutralization titre and could enable testing of future vaccines before clinical trials.

Apple iPhone 17 Pro

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

Tooth study prompts rethink of human evolution

A recent study of wild Japanese macaques has found atypical tooth wear patterns that challenge our understanding of human evolution. The research suggests that the 'toothpick' grooves and large uniform scratches observed in fossil humans may have been caused by eating shellfish and accidentally chewing grit and sand, rather than tool use.

COVID in a cat

A study by researchers at the University of Pennsylvania found that a domestic cat was infected with the SARS-CoV-2 delta variant, but without significant genetic changes. This discovery highlights the virus's ability to infect a wide range of hosts and raises questions about its evolution in different species.

Vapers exhale from nose more often than cigarette smokers

A new study found that e-cigarette vapers and hookah smokers are more likely to exhale particles through their nose compared to cigarette smokers. This unique breathing pattern may expose the nose and sinuses to higher levels of emissions, increasing the risk of upper respiratory diseases.

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.

Sustainable groundwater use could be answer to Africa’s water issues

A study led by the University of Texas at Austin found that groundwater levels in Sub-Saharan Africa frequently increased over time, with most aquifers replenishing their water supply during rainy periods. The research tracked long-term water storage gains and losses across Africa's major aquifers using NASA's GRACE satellites.

Does nerve damage contribute to “long-COVID” symptoms?

A new study published in Neurology: Neuroimmunology & Neuroinflammation suggests that some patients with long-COVID experience long-lasting nerve damage due to infection-triggered immune dysfunction. The study found peripheral neuropathy in 59% of patients, with symptoms including weakness, sensory changes, and pain.

Visual facilitation around hands: hand proximity attention and handedness

Researchers at Tohoku University discovered that visual processing is facilitated by spaces near the hand, revealing a process independent of top-down attention. The study found differences in hand proximity attention between left-handers and right-handers, suggesting a possible link to handedness variation.

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.

Disentangling interactions across brain areas

A team of researchers has made a breakthrough in understanding how the brain processes visual information by studying populations of neurons across multiple brain areas. The study reveals that feedforward and feedback signaling involve different neural activity patterns, shedding new light on how the brain communicates with itself.

Why multiple myeloma returns

Researchers have discovered a new mechanism that causes relapse in multiple myeloma by upregulating the protein CDK6, which controls cell division. Using proteomics and mass spectrometry technology, they found that adding a CDK6 inhibitor to treatment can reverse drug resistance and improve survival odds.

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.

Digital finance doesn’t reduce inequality; it perpetuates it

A new study suggests that digital financial services, intended to reduce inequality, may actually amplify economic disparities among women in developing countries. The study found that physical infrastructure, mobile phone network quality, education, and wealth all play a significant role in determining access to digital finance.

Bacteria genes gave ancient plants traits to colonize land

Researchers found that hundreds of bacteria genes were integrated into ancient plants, granting them desirable traits for land colonization. The study suggests horizontal gene transfer played a significant role in land-plant evolution, allowing plants to adapt rapidly to new environments.

Machine learning improves human speech recognition

Researchers developed a machine learning model that provides good predictions for human speech recognition in noisy environments, benefiting hearing-impaired listeners. The model outperformed expectations and showed strong correlations with measured data.

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.

Milk may exacerbate MS symptoms

A new study by University of Bonn researchers found that cow's milk protein casein triggers an autoimmune response in mice, damaging neurons and myelin sheath. This cross-reactivity can occur when the immune system mistakes similar molecules for each other.

Celestron NexStar 8SE Computerized Telescope

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

Hyperspectral sensing and AI pave new path for monitoring soil carbon

Researchers at University of Illinois develop new method to accurately estimate soil organic carbon using airborne and satellite hyperspectral sensing. The study leverages machine learning algorithms with a comprehensive soil spectral library, enabling large-scale monitoring of surface soil organic carbon.

Kilonova afterglow potentially spotted for first time

For the first time, astronomers believe they've spotted an afterglow from a kilonova, a phenomenon resulting from the merger of two neutron stars. The discovery was made using NASA's Chandra X-ray Observatory and has sparked debate over whether it's a kilonova or black hole-related X-rays.

Scientists map Arctic aerosols to better understand regional warming

A recent study analyzed samples from eight research stations across the Arctic, revealing that organic aerosols come mainly from human activity in winter but from natural sources in summer. The researchers also mapped black carbon concentrations and origins in each region, providing insights for targeted pollution reduction measures.

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.

Noble False Widow Spider captures bats in the attic

Scientists have discovered a Noble False Widow spider capturing and entangling two protected Pipistrelle bats in the UK. The discovery demonstrates the species' invasive impact on native species, with the spiders' venom capable of causing neuromuscular paralysis.

More than one surgery is common for hernia patients

A new study finds that nearly one in six older Americans undergo repeat hernia surgery, highlighting the need for more effective treatment options. The research suggests that minimally invasive procedures may be associated with a higher risk of subsequent operations.

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.

One third of children with a kidney tumor has hereditary predisposition

A new study by the Princess Máxima Center for Pediatric Oncology has found that one third of children with a Wilms' tumor, the most common form of childhood kidney cancer, have a hereditary predisposition. This discovery has led to the implementation of extensive genetic testing for all children with this disease in the Netherlands.

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.

Deciphering algorithms used by ants and the Internet

Researchers found that ant colonies use an algorithm similar to the internet's data optimization, which senses and stabilizes behavior. This principle is also used in cells and neurons. Nature's algorithms may inspire new cybersecurity strategies or alternative approaches to gene regulation.

Small water samples can find really big animals

A team of scientists used eDNA analysis to detect whales and dolphins in New York waters, providing valuable information for conservation efforts. The technique, which analyzes DNA left behind by wildlife, complements existing methods like visual observations and acoustic monitoring.

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.

Ocean and extreme events: better forecasting for a better prepared society

Researchers assess predictive skills of ocean heat content in two state-of-the-art seasonal forecasting systems, finding potential to predict sub-surface warming up to two seasons in advance. This could aid mitigation of extreme events and provide early warnings for industries such as aquaculture and fishing.

Face masks play a crucial role, new COVID research confirms

A new study reveals that face masks can play a crucial role in reducing the risk of Covid-19 transmission, with risks decreasing by up to 99% when worn correctly. The researchers developed a more advanced model to assess viral exposure risks and found that even short distances become negligible with proper mask-wearing.

People with multiple sclerosis benefit from telehealth services

New research found that people with multiple sclerosis used online telehealth services more frequently to stay in contact with healthcare providers and were highly satisfied with the outcome. Telehealth appointments nearly doubled the rates of in-person medical care appointments.

Protein protects brain cells most impacted by glaucoma

Researchers have discovered that sigma 1 receptor plays a crucial role in protecting retinal ganglion cells from damage in glaucoma. The protein enables astrocytes to secrete supportive factors for neurons, improving their survival and function.

First data in a decade highlights ethnic disparities in cancer

The study found that White people are more than twice as likely to get some types of cancer, including melanoma skin cancer and oesophageal bladder cancers, compared to Black, Asian or Mixed ethnic backgrounds. Black people are also more likely to get certain types of cancer, such as myeloma and prostate cancer.

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.

Small cyberphysical watermarks could prevent huge headaches caused by fake meds

A team of biomedical engineers from Purdue University developed a new anticounterfeiting technology using cyberphysical watermarks that can be read by smartphones. The technology uses edible silk and FDA-approved food dye to create a hidden digital key on medications, allowing patients to confirm authenticity and dose information.

Decreasing carbon sink across the Belt and Road in the future

Climate change, elevated CO2 concentrations, and increasing nitrogen fixation are projected to reduce the Belt and Road region's net ecosystem production trend by ~40% from 2031-2100. Net primary production may increase in response to rising CO2, but soil respiration is expected to rise more, leading to a decrease in carbon sequestration.

Three critical factors in the end-Permian mass extinction

The end-Permian mass extinction was characterized by a 10-degree climate warming, with 75% of organisms going extinct on land and 90% in oceans. Machine learning analysis reveals that declining oxygen levels, rising water temperatures, and ocean acidification were the key factors in organism survival or extinction.

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.