Bluesky Facebook Reddit Email

Science News Archive September 2023


Page 27 of 37

Researchers create a new window on leading genetic cause of Alzheimer’s

Scientists have detected over 300 proteins associated with lipoproteins in the central nervous system, far more than previously thought. The most common protein, apolipoprotein E (APOE), plays a key role in delivering nutrient-rich lipids and protein tools to perform tasks such as wound healing and neuron creation.

Apple iPhone 17 Pro

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

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.

Unknown mechanism impacting earth's climate revealed in new study

A research study has unveiled a previously unknown mechanism that significantly influenced Earth's climate during the Cretaceous period. The movement of continents during this time caused a slowdown in large ocean currents, disrupting their ability to transport warm water from the equator to the poles.

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.

New ionic materials boost hydrogen fuel cell efficiency!

A team of researchers at UNIST has developed solid electrolyte materials utilizing metal-organic frameworks (MOFs) to improve the efficiency of hydrogen fuel cells. The new materials demonstrate high hydrogen ion conductivity and durability, holding promise for advancing sustainable energy solutions.

Magnetic whirls pave the way for energy-efficient computing

By increasing skyrmion diffusion, researchers have made a significant step towards developing spin-based, unconventional computing. The use of synthetic antiferromagnets has reduced energy consumption and increased speed, making it possible to create more efficient computers.

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.

Transplanting patients’ own lung cells offers hope of ‘cure’ for COPD

A phase I clinical trial shows that transplanting P63+ lung progenitor cells can repair damaged lung tissue in patients with chronic obstructive pulmonary disease (COPD), improving breathing and quality of life. The treatment increased lung function, reduced symptoms, and even repaired mild emphysema in some patients.

Hobbies linked to lower depression levels among older people

A study led by UCL researchers found that having a hobby is linked to fewer depressive symptoms and higher levels of happiness, self-reported health, and life satisfaction among people aged 65 and over. The benefits of hobbies were relatively universal across 16 countries on three continents.

The universe caught suppressing cosmic structure growth

University of Michigan researchers found that large cosmic structures grow at a rate slower than expected, with dark energy accelerating the universe's expansion having an opposite effect on structure growth. This discovery challenges the standard model and addresses the S8 tension in cosmology.

Preschoolers show cultural differences in generosity, competitiveness

A study found that Spanish-speaking Latino preschoolers were more generous than their English-speaking peers, while English-speaking children chose competitive options. This suggests that children from collectivist cultures prioritize group well-being over individualism even at a young age.

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.

Study improves accuracy of planted forest locations in East Asia

A new spatial database created by Purdue University scientists combines data collected on-site and via satellite to provide detailed maps of planted forests in East Asia. The database lists the most common tree species growing there, such as pine and eucalyptus, and covers 87.0% of planted forest in China.

OSE Immunotherapeutics announces: positive phase 3 data from its cancer vaccine in lung cancer patients with resistance to previous immunotherapy published in Annals of Oncology

Tedopi, a T-cell epitope-based cancer vaccine, has demonstrated improved overall survival and a better safety profile compared to chemotherapy in HLA-A2 positive patients with advanced or metastatic NSCLC who have progressed after immune checkpoint inhibitors. The Phase 3 trial showed a significant reduction in the risk of death by 41%.

Sorghum bran packs bigger punch than whole grain

Researchers have found that sorghum bran packs a bigger nutritional punch than whole grain due to its high levels of calcium, magnesium, leucine, and valine. The climate-resilient grain holds its own against other top grains in terms of macro- and micronutrients.

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.

Urban parks built on former waste incineration sites could be lead hotspots

A new study by Duke University found that urban parks built on former waste incineration sites can still contain high levels of lead in their surface soils, posing potential health risks to children. The research highlights the need for increased monitoring and mapping of contaminated soil hotspots across hundreds of cities.

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.

Genetic evidence shows that smoking can cause us to age faster

A study of nearly 500,000 participants found that smoking shortens telomere length in white blood cells, a indicator of aging and cell regeneration. The more cigarettes smoked, the stronger the shortening effect, suggesting a link between smoking and accelerated aging.

Hot summer air turns into drinking water with new gel device

Researchers at the University of Texas at Austin have developed a molecularly engineered hydrogel that can create clean water from hot air, using solar energy. The device produces up to 7 kilograms of water per kilogram of gel materials, with potential applications for drought-stricken areas and countries lacking access to clean water.

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.

Auxin signaling pathway controls root hair formation for nitrogen uptake

A study found that auxin signaling controls root hair elongation in response to nitrogen deficiency, enabling plants to explore soil resources more efficiently. This mechanism provides a new understanding of how plants adapt to low-nitrogen environments and offers potential breeding targets for improving crop nutrition.

Wifi can read through walls

Researchers at the University of California - Santa Barbara have developed a method that enables high-quality imaging of still objects with only WiFi signals. The technique uses Keller cones to trace edges of objects and has successfully imaged the English alphabet through walls, a task previously deemed too difficult for WiFi.

Nutrients drive cellular reprogramming in the intestine

Researchers found that enteroendocrine cells in Drosophila intestinal epithelium undergo dedifferentiation into intestinal stem cells in response to nutritional changes, such as recovery from starvation. This process is vital for ISC expansion and subsequent intestinal growth following food intake.

Not too big: Machine learning tames huge data sets

A Los Alamos-developed machine learning algorithm successfully processed massive data sets exceeding a computer's available memory. The algorithm divides data into manageable batches to prevent hardware bottlenecks, enabling efficient processing of large-scale applications in various fields.

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.

Climate change can alter the risk of succumbing to infectious diseases

A Europe-wide study found associations between climatic factors and the occurrence of pathogens in birds and bats, with temperature increasing the risk of avian flu virus and malaria parasites. Rainfall had both positive and negative effects on pathogen prevalence, increasing the risk of certain viruses and bacteria.

Study provides new insights into lipid droplet dynamics

Researchers have provided new insights into the role of lipid droplet-localized CETN-SPDL1-L in regulating cone cell lipid droplet localization, crucial for light sensitivity. The study discovered centrin proteins and SPDL1-L collaborate to maintain correct lipid droplet placement.

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.

Study sheds light on increased reports of suicidal behavior in teens

A recent analysis of data from New Jersey found that the rate of hospital visits for self-harm and suicide attempts remained relatively stable, but diagnoses of suicidal ideation increased significantly over a 12-year period. The study suggests that changes in healthcare screening recommendations and coding regulations may be driving t...

For older men, treating urinary symptoms may lead to lower mortality risk

A study published in The Journal of Urology found that effective treatment for lower urinary tract symptoms in men aged 50 or older is associated with a lower risk of death over the next few years. For each one-point reduction in symptom score, the relative likelihood of death decreased by 4%, indicating a significant decrease in morta...

‘Night owls’ more likely than ‘early birds’ to develop diabetes

A study by Brigham and Women's Hospital found that evening 'chronotype,' going to bed late and waking up late, is associated with a higher risk of developing diabetes. Participants with later sleep and wake times had less healthy lifestyles and were at greater risk of developing diabetes than those with early-bird sleep habits.

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.

Jackdaws switch friends to gain food – but stick with family

Researchers found that wild jackdaws strategically switch friends to get mealworm rewards, but stick with offspring, siblings, and mating partners. The study provides new insights into how animals manage social relationships and how societies emerge from individual decisions.

A new way to create germ-killing light

Researchers at Osaka University have created a new optical device that generates deep-UV light using second harmonic generation, killing germs while remaining harmless to humans. The device is more efficient and compact than previous options, paving the way for commercial applications.

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.

Invasive red fire ants confirmed in Europe for the first time

Researchers confirm invasive red fire ant species Solenopsis invicta has established itself in Sicily, with potential to spread across Europe due to climate change. Urban areas are particularly at risk, and the team plans a multi-year treatment plan to eradicate nests and monitor the ants' spread.

Hybrid nanoparticles shine new light on targeting cancer cells

Scientists at IISc have developed hybrid nanoparticles that can kill cancer cells using heat and enable their detection using sound waves. The nanoparticles combine the photothermal and oxidative stress properties of gold and copper sulphide, making them a promising approach for early detection and treatment.

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.

A modified mRNA aids heart attack recovery in mouse and pig models

Researchers at the University of Alabama at Birmingham have developed a modified messenger RNA that can temporarily induce cardiomyocyte cell division, leading to reduced infarct size and improved heart function. The treatment has shown promise in mouse and pig models without increasing the risk of deadly arrhythmias.

Scientists find evidence of sea star species hybridization

A recent study published in Molecular Ecology found widespread hybridization between two species of sea stars along the North Atlantic coast. The researchers used genomic data to analyze the genetic differences between the species and found that hybrids were thriving in areas with temperatures tolerable by both species.