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Science News Archive May 2024


Page 9 of 44

A new spiking neuron narrows the gap between biological and artificial neurons

Researchers at the University of Liège created a new type of spiking neuron, the Spiking Recurrent Cell (SRC), which combines simplicity with the ability to reproduce biological neuron dynamics. This innovation offers exciting prospects for neuro-inspired artificial intelligence, particularly in energy-efficient applications.

Will generative AI change the way universities communicate?

A new study in JCOM monitored changes in university communication within the German landscape six months after the launch of ChatGPT 3. Practically all responding universities use generative AIs mainly to increase process efficiency, with some caution towards ethical aspects such as data protection.

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.

Camera tags capture social flexibility of Antarctic minke whales

The study reveals that Antarctic minke whales switch companions frequently, forming short-term associations and engaging in both foraging and non-foraging activities. Larger individuals tend to socialize more, and this interaction correlates with reduced feeding efforts.

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.

Earth scientists describe a new kind of volcanic eruption

Researchers describe a new type of volcanic eruption mechanism at Kīlauea volcano, where explosive eruptions are driven by sudden pressure increases and collapse-induced stomp-rocket effect. This discovery provides new insights into the dynamics of past volcanic eruptions and allows for better forecasts and warnings for future eruptions.

Apple iPhone 17 Pro

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

Symmetry separated NiS ultrafine nanorod

Researchers have discovered a NiS ultrafine nanorod with unique crystal structure, exhibiting radial rotational symmetry and axial translational symmetry. The nanorod displays combined magnetic properties of striped and vortex domains in different directions.

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.

Brain damage reveals part of the brain necessary for helping others

A study published in Nature Human Behaviour reveals that the ventromedial prefrontal cortex (vmPFC) is critical for prosocial behaviors, including helping others. Participants with vmPFC damage exhibited reduced motivation to help, exert less effort, and earned less money compared to control groups.

Green chemists produce gold particles (and hydrogen) in water

Researchers at Flinders University have discovered a novel method to produce gold nanoparticles in water using a vortex fluidic device, eliminating the need for toxic chemicals. The technique also generates hydrogen and hydrogen peroxide through contact electrification reactions.

Meta Quest 3 512GB

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

ETRI wins ‘iF Design Award’ for mobile collaborative robot

The Teach Pendant software developed by ETRI has won the main prize in the User Experience (UX) category at the 'iF Design Award 2024'. This award signifies global recognition of the technology's user-friendly and intuitive design, making it easier for people to teach robots. The software has improved upon traditional teach pendant pro...

Investigating the origin of circatidal rhythms in freshwater snails

Researchers found that snails from tidal areas developed stronger circatidal rhythms compared to those in nontidal regions. The study suggests that environmental adaptations can influence the expression of genes controlled by biological clocks, leading to potential changes in physiological processes.

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.

Evolutionary genomics: Consequences of biodiverse reproductive systems

A new Research Training Group will investigate the evolution of nuclear genomes in organisms using different forms of reproduction, including asexual and sexual reproduction. The group aims to better understand the dominance of sexual reproduction in nature through empirical analysis of changing and evolving genomes.

Weight gain is kicked to the curb in antipsychotic drug breakthrough

Researchers from the University of South Australia have developed a new coating that targets the gut microbiome to improve antipsychotic medication absorption, mitigating unwanted weight gain. The reformulated Lurasidone reduces weight gain by 8-fold and boosts serotonin levels by over 250%.

Biomimetic artificial islet model: A new way to control high blood sugar

Researchers have developed a biomimetic artificial islet model using vascularized microcapsules to control blood sugar levels. The model integrates a microvascular network and uses microfluidic technology to achieve fine regulation of blood sugar levels, showing its effective potential as a treatment for diabetes.

Fluke 87V Industrial Digital Multimeter

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

Rethinking the sun’s cycles

The study presents a comprehensive physical explanation for the sun's activity cycles, attributing them to Rossby waves mediated by planetary tidal influences. This model successfully explains the Schwabe cycle and other solar cycles, providing strong evidence for the planetary hypothesis.

Surprising properties of elastic turbulence discovered

Elastic turbulence, a chaotic fluid motion in non-Newtonian fluids, exhibits universal power-law decay of energy and intermittent behavior. This study reveals its unexpected similarity to classical Newtonian turbulence, paving the way for developing a complete mathematical theory and predicting flow patterns.

Sky & Telescope Pocket Sky Atlas, 2nd Edition

Sky & Telescope Pocket Sky Atlas, 2nd Edition is a durable star atlas for planning sessions, identifying targets, and teaching celestial navigation.

Green wheels: new study maps the road to eco-friendly driving

A new study provides a comprehensive analysis of national strategies and R&D organizational paradigms aimed at achieving carbon neutrality in road transport. The research emphasizes the need for bespoke policy frameworks that take into account regional economic conditions, technological capabilities, and societal factors.

Lung microbiomes predict mortality in children following bone marrow transplant

Researchers discovered that children with the worst outcomes had significantly fewer microbial species overall, but marked populations of Staphylococcus bacteria and viruses. The study used metagenomic next-generation sequencing to analyze lung fluid samples from 229 pediatric patients, revealing links between microbiome composition an...

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.

Nanoparticle vaccines: A leap forward in veterinary medicine

The review highlights the superior safety and efficacy of nanoparticle vaccines, which have shown potential in protecting against diseases like foot-and-mouth disease and swine fever. These nanovaccines harness the power of nanotechnology to revolutionize vaccine design and implementation.

Air pollution during pregnancy linked to low birth weight, study finds

A recent study reveals a significant link between PM2.5 air pollution exposure during pregnancy and low birth weight in newborns worldwide, highlighting the urgent need for stricter air pollution controls. The study emphasizes the impact of air quality on prenatal development and draws attention to regional variations in health risks.

New study unveils how water dynamics slows down at low temperatures

A recent study published in The Journal of Chemical Physics has uncovered the role of dynamic disorder in jump motions that govern the dynamic slowdown of supercooled water. At lower temperatures, water molecules become trapped within stable, low-density domains, leading to increasingly slow and intermittent motion.

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.

Echidnapus identified from an ‘Age of Monotremes’

Australian researchers have identified a new species of ancient 'echidnapus', which exhibits platypus-like anatomy alongside echidna-like features. The discovery sheds light on the evolutionary history of monotremes, revealing six different egg-laying mammals living together in the same area over 100 million years ago.

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.

Carbon nanotube yarns generate electricity from waste heat

Researchers at Okayama University have developed a novel method to produce carbon nanotube yarns with excess electrons that can harvest waste heat. The yarns achieved high thermoelectric power factors within temperatures ranging from 30 to 200 °C, making them suitable for practical applications such as fabric-based modules.

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.

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.

Virginia Tech researcher creates new tool to move tiny bioparticles

A Virginia Tech researcher has developed a new tool that uses robotics and acoustic energy to move small targets, such as cells and medicine, within the body without cutting or invasive procedures. The 'invisible tweezers' have potential applications in various fields, including engineering, biology, and chemistry research.

Understanding a broken heart

A new study reveals that heart failure leaves a 'stress memory' in hematopoietic stem cells, which can lead to recurrent heart failure and other health issues. The researchers propose improving TGF-β levels as a new avenue for treating recurrent heart failure.