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Science News Archive April 2024


Page 11 of 41

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.

Artificial sweetener has potential to damage gut

Neotame has been shown to cause previously healthy gut bacteria to become diseased and invade the gut wall, potentially leading to irritable bowel syndrome and sepsis. The study also found a breakdown of the epithelial barrier, which forms part of the gut wall.

New study reveals how parasites shape complex food webs

Researchers from Queen Mary University of London developed a novel analysis to explore the impact of parasite virulence and infection probability on species coexistence in a complex system. The study found that stochasticity plays a significant role in determining whether species coexist or go extinct.

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.

Eruption of mega-magnetic star lights up nearby galaxy

An international team of researchers, including those from the University of Geneva, detected a giant magnetar eruption coming from a neutron star with an exceptionally strong magnetic field. The discovery was made using ESA's satellite INTEGRAL and confirms that magnetars are young neutron stars.

Solving the riddle of the sphingolipids in coronary artery disease

Researchers at Weill Cornell Medicine have discovered a way to boost protective effects of sphingolipids in blood vessels, slowing the development and progression of coronary artery disease. The study suggests revising current views on ceramides' role in the disease, instead finding that their levels remain stable in endothelial cells.

To mask or not to mask? Understanding public health behaviors during COVID-19

A study by Osaka University researchers found that mask-wearing behavior depends on the interplay of contextual changes and social norms. The results showed no significant relationship between system justification motivation and individual mask-wearing rates before or after the relaxation of governmental recommendations in March 2023.

Meta Quest 3 512GB

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

Nanofibers rid water of hazardous dyes

Researchers at TU Wien have created a nanofabric filter using waste cellulose that can efficiently remove hazardous dyes from water. The filter, called 'nanoweb', uses a high surface area to bind organic dye molecules, resulting in a 95% removal rate.

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.

COVID-19 pandemic alters view that doctors are obligated to provide care

A study analyzing 187 published studies on infectious disease outbreaks found that the COVID-19 pandemic led to a growing acceptance among doctors to withhold care due to safety concerns. Labor rights and workers' protections were cited as key reasons, differing from previous outbreaks like HIV.

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 research shows “profound” link between dietary choices and brain health

A large-scale study revealed a profound link between dietary patterns and brain health, with a balanced diet associated with better mental health, superior cognitive functions and higher grey matter in the brain. The researchers suggest that gradual dietary modifications can lead to healthier food choices and improved wellbeing.

It takes two to TANGO: New strategy to tackle fibrosis and scarring

Researchers developed a new experimental strategy to tackle scarring and fibrosis by releasing enough collagen to prevent tissue damage while protecting it from excessive amounts. The strategy, which uses molecules known as peptides to block the export of collagen from cells, shows promise in treating conditions such as scleroderma.

Apple iPhone 17 Pro

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

Holographic displays offer a glimpse into an immersive future

Researchers at Princeton University have developed a device that improves image quality in holographic displays, enabling a wider field of view and more stable images. The new technology has the potential to transform various industries, from healthcare to home repairs.

International DNA Day launch for Hong Kong’s Moonshot for Biology

The Hong Kong Biodiversity Genomics Consortium has launched a project to sequence the genomes of its eukaryotic biodiversity, which is rich in species but threatened by climate change. The first five genomes have been published in GigaByte Journal to coincide with International DNA Day.

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.

Warming climate is putting more metals into Colorado’s mountain streams

A new study finds that warming climate is causing a doubling of copper, zinc, and sulfate concentrations in metal sulfide-rich watersheds in Colorado's mountains. The greatest increases are seen at high altitudes, where natural chemical weathering of bedrock is the source of rising acidity and metals.

Hybrid insulin pumps work very well in adults with type 1 diabetes

Adults with type 1 diabetes who use modern hybrid insulin pumps experience significant improvements in blood sugar levels, reducing the risk of organ damage by up to three hours per day. The treatment also reduces the time spent with low blood sugar levels and is associated with high patient satisfaction.

Perinatal transmission of HIV can lead to cognitive deficits

A study of nearly 4,000 individuals found significant impairments in processing speed, working memory, and executive function among perinatally HIV-infected children and adolescents. The findings highlight the need for better diagnosis and treatment in low- and middle-income countries to improve long-term cognitive outcomes.

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.

New toolkit makes molecular dynamics simulations more accessible!

Researchers have developed PaCS-Toolkit to facilitate accessible parallel cascade selection MD (PaCS-MD) simulations. The software package automates the simulation process via a single configuration file, allowing users to explore different conformations and investigate molecular interactions more efficiently.

Asian monsoon lofts ozone-depleting substances to stratosphere

Research reveals that the East Asian Monsoon delivers high levels of pollutants to the upper atmosphere, where they can influence the climate system. The findings raise questions about the pace of ozone layer recovery and highlight the need for further research into the implications of these pollutants.

Hidden biosphere beneath world’s driest hot desert

Researchers found microbial communities in Atacama Desert soil, dominated by Actinobacteria and possibly relying on gypsum for water. The discovery hints at a previously unknown deep biosphere under hyper-arid desert soils, with potential implications for the search for extraterrestrial life.

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.

Kestrel 3000 Pocket Weather Meter

Kestrel 3000 Pocket Weather Meter measures wind, temperature, and humidity in real time for site assessments, aviation checks, and safety briefings.

Social media use linked to tobacco initiation among youth

A new study published in Addictive Behaviors found that frequent social media use among US youth is associated with a higher risk of tobacco initiation. Youth who engaged with tobacco marketing on social media platforms were more likely to start using tobacco products, highlighting the need for regulation and education.

In the brain, bursts of beta rhythms implement cognitive control

Beta bursts regulate neuron activity to implement cognitive control, enabling flexible but controlled patterns of neural activity for intentional thought. Studying these bursts could aid in diagnosing and treating cognitive disorders, including ADHD, schizophrenia, and Alzheimer's disease.

Extracting high-purity gold from electrical and electronic waste

Researchers at KIST developed a technology to recover high-purity gold from electrical and electronic waste using fibrous adsorbent. The new material outperforms previous adsorption materials, achieving a gold recovery efficiency of over 99.9% in various pH levels.

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.

Squids’ birthday influences mating

Research found that male spear squid's mating tactic is determined by their birthdate, with earlier-born squids adopting a 'consort' strategy and later-born squids using 'sneaking' tactics. This study suggests that environmental conditions at birth may impact growth trajectory and reproductive success.

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.

Fruit fly pest meets its evolutionary match in parasitic wasp

A parasitic wasp has evolved to perfectly target a common fruit fly pest, demonstrating key principles of ecologically driven evolution. The Trichopria drosophilae wasp overcomes the pest's defenses by producing venom and specialized cells that speed up digestion and increase nutrition for its young.

World’s chocolate supply threatened by devastating virus

A rapidly spreading virus is attacking cacao trees in Ghana, resulting in harvest losses of between 15-50%. Researchers have developed a new strategy to combat the spread of the disease using mathematical data to determine safe planting distances for vaccinated trees.

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.

Long-term taste and smell outcomes after COVID-19

Researchers found that objective taste dysfunction disappeared one year after COVID-19 exposure, while nearly a third of individuals experienced lasting smell loss. Infection with Alpha variants was associated with the greatest degree of smell loss, highlighting a potential link between variant types and symptom severity.

Manipulating the geometry of 'electron universe' in magnets

Scientists at Tohoku University and Japan Atomic Energy Agency develop experiments to manipulate the 'electron universe' geometry within magnetic materials. They successfully detected a distinct electric signal, paving the way for innovative spintronic devices.

Social media affects people’s views on mental illness

A study found that subtle differences in social media messages can influence young people's beliefs about depression and anxiety. Participants who read growth mindset tweets were more optimistic about treatment, while those reading fixed mindset tweets felt the conditions were more stable.

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.