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Science News Archive 2023


Page 166 of 444

Apple iPhone 17 Pro

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

Glucagon receptor structures uncover new arrestin interaction mechanism

The study determined the cryo-electron microscopy structures of class B glucagon receptor bound to β-arrestin 1, revealing a unique tail conformation that differs from previously known arrestin-bound GPCR structures. This new mechanism may enable the development of novel biased ligands with pathway selectivity.

3D-printed vegan seafood could someday be what’s for dinner (video)

Researchers have developed a new approach for creating vegan seafood mimics that taste good while maintaining the healthful profile of real fish. They used 3D printing technology to create calamari rings from microalgae protein and mung bean protein, which were found to have an acceptable taste and promising texture properties.

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.

USTC develops new catalysts for CO2 electroreduction

Researchers at USTC have developed a novel catalyst that achieves high electrochemical performance in both neutral and alkaline media. The asymmetric dinitrogen-coordinated nickel single-atomic sites enhance the intrinsic activity of the sites, resulting in a high turnover frequency of over 274,000 site−1 h−1.

Mosquito hearing could be targeted by insecticides

A new study reveals that mosquitoes use a specific receptor in their ears to modulate their hearing, which is crucial for reproduction and mating. This discovery could lead to the development of novel insecticides or mating disruptors to control mosquito populations and reduce human disease.

Hidden moles in hidden holes

Scientists have identified two new mole species in eastern Turkey, belonging to the Talpa genus, which has been living undiscovered for up to 3 million years. The study, using cutting-edge DNA technology, confirms their biological distinctness from other moles in the group.

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.

Researchers reveal mechanism triggering Arctic daily warming

A new study reveals the connection between Arctic daily warming and equator region as well as Atlantic storms, shedding light on the impact of North Atlantic Oscillation (NAO) and El Niño-Southern Oscillation (ENSO) on the phenomenon. The research provides a new perspective on weather and climate changes in the Arctic.

Social media use interventions alleviate symptoms of depression

A systematic review found that social media use interventions improved mental wellbeing in over a third of studies, with significant improvements in depression. Therapy-based interventions were most effective, with 83% improvement rates compared to limited or no social media use.

Playing football may increase the risk for Parkinson’s disease

Researchers found a significant link between playing tackle football and the risk of parkinsonism or PD diagnosis, even after accounting for known risk factors. Players who played at higher levels of competition experienced increased odds for having a reported diagnosis of PD.

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.

Researchers discover quasar-driven superbubble pairs

Researchers have discovered quasar-driven superbubble pairs, providing evidence for the outflow mechanism in galaxy evolution. These pairs, which extend over 60,000 light-years, are generated by quasars driving gas into intergalactic space.

Football participation and Parkinson disease among men

Research suggests football participation is associated with a higher odds of developing parkinsonism or Parkinson's disease. Longer football play duration and intensity are linked to an increased risk of diagnosis, highlighting the potential health risks for athletes involved in contact sports.

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.

Using the body’s “invisible scalpel” to remove brain cancer

Researchers find immunotherapy treatment anti-CTLA-4 leads to greater survival in mice with glioblastoma and discover new way cells kill cancer by triggering microglia, specialized immune cells in the brain. This breakthrough could lead to more effective treatments for human brain cancer.

A quantum leap in mechanical oscillator technology

Researchers at EPFL develop a superconducting circuit optomechanical platform with ultra-low quantum decoherence, enabling high-fidelity quantum control and long-term quantum storage. The breakthrough achieved record-breaking thermal decoherence rates of only 20 Hz.

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.

De-code of the crop

A research group at Kyoto University has successfully developed a self-fertile buckwheat variety and a new type of the crop with a sticky texture. This breakthrough could contribute to the efficient breeding of less-common orphan crops, addressing the world's growing food demands.

Chemicals from maize roots influence wheat yield

Researchers from the University of Bern found that maize roots secrete chemicals that improve soil quality and increase wheat yields. The study demonstrates potential for using specialized plant compounds to enhance crop productivity through variety-specific rotations.

Even treated wastewater affects our rivers

A new study by Goethe University Frankfurt found that effluents from treated wastewater treatment plants alter invertebrate communities in Hesse's waters. Pollution-tolerant taxa like worms and crustaceans increase, while sensitive species like stonefly and caddisfly larvae decline.

Research raises hopes for new treatment of fusion-driven cancer

Researchers from Aarhus University have developed a gene therapy that can stop cell division in a subtype of acute myeloid leukemia (AML) by targeting the drivers of the disease. The study suggests that this technology can become a platform for treating other fusion-driven cancers, such as lung cancers and sarcomas.

Fluke 87V Industrial Digital Multimeter

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

Researchers identify 135 new melanin genes responsible for pigmentation

A study published in Science has identified 135 previously unknown genes associated with pigmentation, shedding light on the regulation of melanin production in humans. The research could help protect lighter-skinned individuals from skin cancer and develop new treatments for vitiligo and other pigmentation diseases.

Ultrafast lasers for materials processing

A new type of ultrafast laser technology is being developed to create high-precision microstructures, such as those needed for smartphone displays. The project aims to make the technology cheaper and more efficient, with potential applications in glass processing, polymer ablating, and future laser surgery.

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.

Researchers “film” novel catalyst at work

Researchers have developed a novel catalysis scheme that enables previously impossible chemical reactions without the use of rare and precious metals. The method uses light to activate the catalyst, allowing for the optimization of the process.

Interdisciplinary team studies decomposition effects on soil

A multidisciplinary team analyzed soil samples from underneath decomposing human bodies to understand the release of elements such as sulfur, phosphorus, and calcium. The study found unexpected concentrations of these elements in the soils, which could aid investigators in locating missing persons and estimating time of death.

Meta Quest 3 512GB

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

A roadmap to help AI technologies speak African languages

Researchers in Africa have developed a roadmap to create better AI-driven tools for African languages, addressing the limited availability of language data. The study identifies key players and themes to consider in designing effective language tools, including writers, linguists, software engineers, and entrepreneurs.

AI helps scientists generate Z-flipon map

Researchers used AI to predict Z-DNA fragment locations that overlap with known mutations causing severe hereditary diseases. These fragments can influence traits and body processes, including hair color, height, weight, and cholesterol levels.

Raising awareness of Long Covid ‘blue legs’ symptom

A new research case study published in The Lancet highlights the need for greater awareness of the 'blue legs' symptom associated with Long Covid. Acrocyanosis, a venous pooling of blood in the legs, can be a symptom of dysautonomia and postural orthostatic tachycardia syndrome (POTS) in patients with Long Covid.

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.

Could artificially dimming the sun prevent ice melt?

A new study investigates whether artificially dimming the sun could prevent the melting of West Antarctic ice sheets. The results show that artificial influence does not work without decarbonization and entails high risks, highlighting the importance of rapid climate mitigation measures.

New concussion headset shows when it's safe to return to play

A new digital headset can detect subtle forces exerted on the skull as the heart contracts, revealing brain changes even in athletes whose symptoms have subsided. The device could help clinicians and coaches make more informed decisions about when athletes are ready to return to play after a concussion.

Hundred-year storms? That's how long they last on Saturn.

Researchers found long-term disruptions in Saturn's atmosphere, caused by past megastorms, which persist for hundreds of years. The study revealed that ammonia gas is being transported from the upper to lower atmosphere via precipitation and reevaporation processes.

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.

Artificial intelligence designs advanced materials

Scientists at Max-Planck-Institut für Eisenforschung developed a machine learning model that enhances predictive accuracy in alloy design, uncovering new corrosion-resistant compositions. The model combines numerical and textual data, enabling the identification of optimal alloy formulas.

Synthetic extracellular matrix supports endometrial organoids

Scientists have developed a synthetic extracellular matrix that can support the growth of mini endometria in a dish for at least two weeks. This allows researchers to study its role in healthy and diseased states, such as endometriosis, by extrapolating from patient samples.

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.

Climate projections detail future risks for many people worldwide

A recent study by Bay Area Environmental Research Institute and NASA reveals that two degrees of warming will lead to increased heat stress, fire weather, floods, and droughts globally. The NEX-GDDP dataset provides daily climate projections for regions, enabling local leaders to develop targeted adaptation and mitigation plans.

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.

Microplastics found embedded in tissues of whales and dolphins

A study by Duke University researchers has found microplastics in the fats and lungs of two-thirds of marine mammals, suggesting that ingested plastics can travel into tissues. The presence of polymer particles and fibers in whales' fat and organs may cause harm, including hormone disruption.

Researchers reverse hearing loss in mice

A study published in Proceedings of the National Academy of Sciences successfully reversed hearing loss in mice by activating a defective gene. The researchers found that introducing a special enzyme at a young age significantly improved hearing, with positive effects becoming less potent with time.