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Science News Archive February 2024


Page 10 of 38

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.

Powering nitrogenases

Researchers have identified two essential ferredoxins that play a key role in determining the performance of iron nitrogenase. The discovery opens up new possibilities for elucidating and maximizing nitrogenase's potential, which could lead to sustainable enzymatic production of ammonia and carbon compounds.

Meta Quest 3 512GB

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

Almodóvar receives NIH grant to study pulmonary hypertension in HIV patients

The Almodóvar lab is studying the link between HIV and pulmonary hypertension, a condition that increases pressure in lung arteries. By examining the interactions between different cell types and using a humanized mouse model, researchers hope to propose novel therapies to prevent lung diseases in people with HIV.

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.

Altering the circadian clock adapts barley to short growing seasons

Researchers from Heinrich Heine University Duesseldorf discovered a novel genetic regulator of flowering time in barley, enabling the plants to speed up development during short days. This mutation makes barley nearly immune to photoperiod limitations, allowing for cultivation in marginal environments with sub-optimal growing conditions.

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.

Encoding computers of the future

Researchers have created a computer using an array of VCSELs that leverages optical feedback to efficiently solve complex optimization problems. The system encodes information in linear polarization states, minimizing interactions between variables and overcoming the von Neumann bottleneck.

Barriers against Antarctic ice melt disappearing at the double

Research shows that undersea anchors of ice, known as pinning points, are shrinking at more than twice the rate compared to 50 years ago. This accelerated unanchoring of Antarctic ice shelves is expected to accelerate sea-level rise and global carbon emissions.

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.

Researchers identify new choice of therapy for rare autoimmune disease EGPA

Researchers have identified a new therapeutic option for patients with eosinophilic granulomatosis with polyangiitis (EGPA), a rare autoimmune disease. Benralizumab has been shown to be non-inferior to mepolizumab in reducing exacerbations and providing disease remission, with the added benefit of reduced oral corticosteroid use.

Guarding against coding vulnerabilities

A new research project led by Professor David Lo aims to develop an approach to find cybersecurity weaknesses in software applications' source code. The project proposes building a localised and specialised LLM solution to discover vulnerabilities in government code base, leveraging open-source projects and communities.

Apple iPhone 17 Pro

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

Predicting optimal medical interventions

A recent study by Singapore Management University researchers used machine learning to develop a personalized decision support tool for ICU patients. The analysis indicates that incorporating predictive information can reduce ICU length of stay and extubation failure rates, leading to improved patient outcomes.

Genes affect your blood pressure from early childhood

A new study reveals that genetic variants associated with hypertension can increase the risk of high blood pressure from as early as three years old. By analyzing health data from large population studies, researchers found that these genetic factors can significantly affect blood pressure levels throughout life and even beyond adulthood.

Hearing relaxing words in your sleep slows your heart down

Researchers at ULiège found that hearing relaxing words during sleep slows down cardiac activity, reflecting deeper sleep. This discovery provides insight into brain-heart interactions during sleep and challenges traditional views of the sleeping body as disconnected from the external world.

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.

Common plant could help reduce food insecurity, researchers find

Researchers suggest Carolina azolla, a fast-growing aquatic fern, has the nutritional content to serve as a potentially vital food source after a catastrophe or disaster. The study found that cooking methods can significantly reduce polyphenolic content, making it digestible for humans.

Biomolecular condensates – regulatory hubs for plant iron supply

Plant cells respond to blue light by forming biomolecular condensates in the cell nucleus, where transcription factors like FIT accumulate. These condensates may play a regulatory role in iron uptake, allowing for spatially and temporally flexible platforms for signalling.

Fluke 87V Industrial Digital Multimeter

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

Babies use immune system differently, but efficiently

Research from Cornell University reveals that newborn T cells are more efficient at responding to early stages of an infection and defending against unknown bacteria, parasites, and viruses. This discovery clarifies why infants respond differently to infections, paving the way for therapeutic applications.

Do’s and don'ts with direct oral anticoagulants

New research suggests that direct oral anticoagulants (DOACs) are less effective and safer in certain patient scenarios, such as those with mechanical heart valves or thrombotic antiphospholipid syndrome. DOACs should not be the standard treatment for all patients who need to treat or prevent blood clots.

Solving Singapore’s Urban Heat Island effect

The Digital Urban Climate Twin (DUCT) system models urban spaces to simulate different scenarios and understand the impact of urban heat on microclimate. The system aims to reduce urban heat and promote thermal comfort for residents of Singapore, with a beta version already released for testing.

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.

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.

Cloud clustering causes more extreme rain

A new study using a high-resolution global climate model found that cloud clustering causes more extreme rain in the tropics, leading to increased severity of precipitation events. The researchers also discovered that more extreme rain occurs at the cost of expansion of dry areas, further shifting towards extreme weather patterns.

Dual-energy harvesting device could power future wireless medical implants

A new dual-energy harvesting device developed by Penn State scientists can generate 300% higher power than current devices, enabling miniaturized biomedical applications. The device converts magnetic field and ultrasound energy into electricity, offering a safe and efficient solution for powering wireless medical implants.

Patient mindset training helps care teams

A new study from Stanford University evaluates the effectiveness of patient mindset training on provider learning and behavior. The training aimed to improve care teams' ability to shape patients' mindsets about their treatment, care team, body, and illness. Participants reported a better understanding of mindset and increased apprecia...

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.

An increase in blood-sucking black flies is expected in Germany

A study models habitat suitability for medically relevant black flies in four German federal states, predicting an increase in their population due to climate change. The findings suggest that the warming temperatures and changing land use could promote the growth of species with a broad niche, leading to more frequent occurrences.

TMEM208 variants cause a new developmental disorder

A recent study discovered a biological role of TMEM208 in fruit flies and humans. The gene variant causes developmental defects, seizures, and a multisystem disorder, highlighting the importance of endoplasmic reticulum stress regulation in cellular development.

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.

Global warming increases the diversity of active soil bacteria

A new study reveals that warmer soils harbor a greater diversity of active microbes, contradicting the assumption that increased growth rates accelerate carbon release. This finding has significant implications for predicting microbial behavior and its impact on future carbon dynamics.

Neurobiology: How bats distinguish different sounds

Scientists have discovered that the bat brainstem processes echolocation and communication calls differently, with a stronger response to less frequent calls due to better neural synchronization. The findings may also be relevant to medical applications in humans, such as understanding diseases like ADHD or schizophrenia.

The process wants GO, the light-switch says NO

Researchers developed a novel concept to control chemical reactions during catalytic processes by employing light. They proposed an innovative nanosystem that enables rapid and efficient catalyst deactivation without additional chemicals, facilitating controlled reaction rates.

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.

Vision impairment and psychosocial function in older adults

A new study by Johns Hopkins University reveals that vision impairment is linked to increased symptoms of depression and anxiety, as well as social isolation among older adults. The research emphasizes the need for enhanced support and care for individuals with vision impairment.

AI aids efforts to cut nuisance alerts for health care teams: Study

A new study from Vanderbilt University Medical Center demonstrates the potential of AI to help target computerized alerts intended for healthcare teams. The approach uses machine learning to analyze user interactions with alerts, predicting when specific alerts will be dismissed by users. The model's suggestions were found to align wit...

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.