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Science News Archive January 2023


Page 27 of 35

How do methanotrophs handle the toxic effects of hydrogen sulfide?

Researchers discovered that methanotroph Methylococcus capsulatus Bath can grow in the presence of small amounts of H2S using an enzyme switch. The study found that at 0.75% H2S concentration, bacteria switch from mxaF to xoxF, increasing methane consumption and mitigating greenhouse effects.

LTI project aims to expand language technologies

A research team at Carnegie Mellon University is working to simplify data requirements for speech recognition models, aiming to reach 2,000 languages. By focusing on linguistic elements common across many languages and using a phylogenetic tree, the team hopes to eliminate the need for audio data.

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.

New insights into the formation of ATP synthase

Researchers at University Hospital Bonn discovered a new function of the folding helper Hsp70 in forming ATP synthase. Hsp70 contributes to protein assembly and controls the linkage between catalytic head and stator, providing important findings for understanding mitochondrial energy production.

Aranet4 Home CO2 Monitor

Aranet4 Home CO2 Monitor tracks ventilation quality in labs, classrooms, and conference rooms with long battery life and clear e-ink readouts.

New study links hearing loss with dementia in older adults

A new study found that older adults with moderate to severe hearing loss are more likely to develop dementia, but those using hearing aids have a lower risk. The study highlights the potential link between hearing loss and dementia, emphasizing the importance of improving hearing care access.

Children near airports may be exposed to dangerous levels of lead

A new study published in PNAS Nexus reveals that children living near airports are exposed to toxic levels of lead from aviation gasoline. The researchers found a significant correlation between blood lead levels and proximity to the airport, with higher levels detected in East-facing directions.

Anticancer drugs: a new hope for sepsis treatment

Research by the IGC reveals that anticancer drugs, such as anthracyclines, limit inflammation and may be effective in treating sepsis. The study found that these drugs control inflammatory genes and produce less pro-inflammatory molecules.

Meta Quest 3 512GB

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

Chlamydiae expand our view on how intracellular bacteria evolve

Researchers at the University of Vienna and Wageningen University & Research found that chlamydiae, which live inside host cells, evolved over a billion years ago. They also discovered that some chlamydiae gained important genes through gene transfer from other bacteria, challenging traditional views on endosymbiotic evolution.

Feeling depressed? Performing acts of kindness may help

A study conducted at Ohio State University found that performing acts of kindness led to improvements in life satisfaction and reductions in depression and anxiety symptoms. The intervention was more effective than other therapeutic techniques, including cognitive behavioral therapy, in making participants feel more connected to others.

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.

Apple iPhone 17 Pro

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

Milestone for light-driven electronics

An international team of scientists has achieved a breakthrough in quantum research by detecting excitons in a topological insulator. This discovery paves the way for a new generation of light-driven computer chips and quantum technologies, with potential applications in computing units for quantum chips.

Obesity linked to macular degeneration

A Canadian study reveals that obesity reprograms immune system cells, making them destructive to the eye as it ages. The research sheds light on the molecular mechanism behind AMD and may lead to tailored treatments in the future.

Expanding Medicaid led to decreased postpartum hospitalizations

A new study by Brown and NYU researchers found that expanding Medicaid led to improved postpartum health for low-income birthing people. The study showed a 17% reduction in hospitalizations during the first 60 days postpartum, primarily due to decreased childbirth-related hospitalizations.

Poetry and meditation power new research understanding - study

A new study reveals that 'poetic meditation' can improve qualitative data analysis by offering researchers a unique sensory experience and approach to data collection. Researchers at the University of Birmingham and Kedge Business School found that this technique allows them to capture unexpected insights and deal with uncertainty.

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.

Cubes outperform spheres as catalyst particles

Researchers at Ruhr-University Bochum develop base metal oxide nanoparticles that improve the water splitting process for green hydrogen production. Cubes outperform spheres as catalyst particles, increasing activity and efficiency.

Lots to learn from the Norwegian Public Sector's IT success

The Norwegian Labour and Welfare Administration's shift to second-generation agile methods resulted in a successful project completion within budget and deadline. This approach prioritizes user friendliness, flexibility, and continuous interaction, reducing administration and coordination time while increasing productivity.

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.

Analysis: A longer view on COVID-19 antibodies

A new analysis by Cedars-Sinai investigators shows that similar levels of COVID-19 antibodies are reached over an extended period of time in different population groups. Individuals with autoimmune diseases and solid organ transplant patients experience lower long-term antibody levels.

Rensselaer researchers work to avoid future FTX debacles

Researchers at Rensselaer Polytechnic Institute developed a model to predict cryptocurrency scams using Benford's Law and found that scam addresses deviated from the law. They also advocated for robust blockchain interoperability to provide stability in decentralized systems.

Subway stations near river tunnels have worst air quality

Researchers at NYU Grossman School of Medicine found that subway stations near river tunnels have significantly higher concentrations of hazardous particles in the air. The study suggests increasing ventilation and cleaning efforts to improve air quality in these areas.

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.

OCTOPUS, an optimized device for growing mini-organs in a dish

Engineers create OCTOPUS device to grow organs-in-a-dish, achieving higher levels of maturity than traditional methods. The device allows for more mature organs with complex cell relationships, providing valuable tools for studying human organ development.

How we learn from being wrong can lead to anxiety

A new study at the University of Miami investigated how student expectations of exam grades impact individuals' moods and outlooks. Researchers found that optimistic students learn more from positive surprises, while consistently pessimistic students predict lower scores despite slight improvements.

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.

Enhanced cancer immunotherapies through cytokine-labeled T cells

A new method utilizes an unnatural sugar to anchor cytokines to T cells, enhancing their functions without systemic side-effects. The approach has shown promise in stimulating the host immune system against tumor cells and inhibiting tumor growth in mice with melanoma.

Rice breeding breakthrough to feed billions

A team has achieved a clonal efficiency of 95%, allowing the mass production of hybrid seeds and enabling farmers to save and replant rice from season to season. This breakthrough could help meet global food demands sustainably.

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.

Adult children get less support in separated families

A recent study by North Carolina State University found that adult children in separated families receive substantially less emotional, material, and instrumental support from their parents. This often results in disadvantages for these children due to limited access to resources. The study also highlights the importance of providing a...

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.

Ultracool dwarf binary stars break records

Researchers have discovered the tightest ultracool dwarf binary system, comprising two stars that orbit each other in less than a day. The newly discovered LP 413-53AB system is composed of ultracool dwarfs and has an orbital period at least three times shorter than previously detected systems.

Consumption of fast food linked to liver disease

A recent study found that eating fast food is associated with nonalcoholic fatty liver disease, a potentially life-threatening condition. Researchers discovered that people with obesity or diabetes who consume high amounts of fast food have severely elevated levels of fat in their liver.

Forests can help manage water amid development, climate change

Researchers found that riparian buffers can increase stream flow during low-flow events and maintain water levels in areas with high future development. However, the effectiveness of buffers was limited, and they were not enough to mitigate extreme changes in stream flow.

Drug combo breaks down cancer resistance to immunotherapy

Scientists have found a way to break down the resistance of mice with neuroendocrine pancreatic cancer to checkpoint blockade immunotherapy. A new drug combination, PD1-IL2v and anti-PD-L1, enhances anti-tumor immunity by stimulating specific T cells and reprogramming macrophages, leading to increased survival rates in tumor-bearing mice.

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.

Research shows that early retirement can accelerate cognitive decline

A study by Plamen Nikolov and Shahadath Hossain found that access to retirement plans can lead to significant adverse effects on cognitive functioning among the elderly. The researchers discovered that pension benefits and retirement resulted in reduced cognitive performance, particularly among females.

Aware or not aware: You are affected by food cues either way

Osaka Metropolitan University scientists discovered that visual food cues influence eating behavior even when participants are unaware of them. Neural activity in the brain's frontal lobe differs depending on whether images are presented consciously or unconsciously, suggesting a role for unconscious processes in controlling eating beh...