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Science News Archive June 2023


Page 38 of 40

Children with drug-resistant epilepsy live longer after cranial surgery

A large retrospective study found that children with drug-resistant epilepsy who underwent cranial surgery lived significantly longer than those treated only with antiseizure medications. The study also highlighted disparities in access to epilepsy surgery, with white, privately insured children more likely to receive surgical treatment.

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.

Apple iPhone 17 Pro

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

PAINTing a wound-healing ink into cuts with a 3D-printing pen

Researchers developed a wound-healing ink that can actively encourage the body to heal by exposing cuts to immune-system vesicles. The PAINT system, which uses EVs secreted from macrophages combined with sodium alginate, promoted blood vessel formation and reduced inflammation in human epithelial cells.

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.

New class of antibiotics to fight resistant bacteria

Researchers at the University of Zurich have developed a new class of antibiotics that target novel targets in bacterial metabolism, effectively fighting resistant bacteria. The peptides are highly effective, safe, and immune to resistance, offering hope for treating bacterial infections in patients.

Fluke 87V Industrial Digital Multimeter

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

Why we need to fall out of love with flaky white fish - study

A new study by the University of Essex reveals that even if UK consumers shifted towards locally sourced fish, domestic production would still struggle to meet demand. The UK's seafood imports have increased rapidly since the 1970s, driven by policy changes and stock declines.

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.

X-rays visualize how one of nature’s strongest bonds breaks

Researchers have visualized the C-H bond breakage in alkanes using X-ray light, revealing the role of metal catalysts. The study solves a 40-year-old mystery and provides new insights into catalyst performance. Scientists hope to direct electron flow to develop better catalysts for the chemical industry.

Warming climate could turn ocean plankton microbes into carbon emitters

Researchers found that warming conditions can shift mixotrophic microbes from carbon sinks to carbon emitters, potentially accelerating warming and creating a positive feedback loop. These tiny microbes, abundant in freshwater and marine environments, could act as early warning signals for climate change tipping points.

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.

DNA damage repaired by antioxidant enzymes

The nucleus is metabolically active and uses antioxidant enzymes to repair DNA damage. Cells relocate mitochondrial machinery to the nucleus in response to DNA damage, highlighting a paradigm shift in cellular biology.

Study affirms use of robotic approach in challenging gastric GIST resections

A new study from Brigham and Women's Hospital confirms the use of robotic-assisted resection of gastric GISTs in hard-to-reach locations, ensuring complete tumor removal while preserving organ function. The procedure offers superior visibility and steadier arms, reducing error and damage to surrounding tissue.

Functional 2D-enabled microchips become reality

Researchers at KAUST have fabricated the world's first fully integrated and functional microchip based on exotic two-dimensional materials. The chip, which uses hexagonal boron nitride as a memristor material, demonstrates high performance and reliability for neural network applications.

Meta Quest 3 512GB

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

New method improves efficiency of ‘vision transformer’ AI systems

Researchers at North Carolina State University have developed a new methodology called Patch-to-Cluster attention (PaCa) that addresses the challenges of vision transformers. PaCa improves ViT's ability to identify, classify, and segment objects in images while reducing computational demands and enhancing model interpretability.

Flat fullerene fragments attractive to electrons

Researchers at Kyoto University created flat fullerene fragments that can accept up to an equal number of electrons as the five-membered rings in their structure without decomposition. These molecules display enhanced absorbance of UV, visible, and near-infrared light, making them suitable for photochemistry applications.

Finding possible solutions through working with parasites

Scientists studying Leishmania parasites found that they can adapt quickly to drug resistance by altering gene expression and protein synthesis. This understanding could lead to more effective targeted treatments by removing specific genes or interrupting information flow.

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.

Quantifying mangroves’ value as a climate solution and economic engine

A new Stanford-led study quantifies the value of Belize's coastal mangrove forests in terms of carbon storage, tourism, and fisheries benefits. The findings suggest that relatively small amounts of mangrove restoration can have big economic benefits, while also providing protection against coastal storms and other risks.

Producing large, clean 2D materials made easy: just KISS

Researchers have developed a simple method to produce large and very clean 2D samples from a range of materials using three different substrates. The kinetic in situ single-layer synthesis (KISS) technique allows for the production of air-sensitive 2D materials, overcoming the drawbacks of previous methods.

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.

Makers of PFAS ‘forever chemicals’ covered up the dangers

A new analysis of secret industry documents reveals that the chemical industry knew about the dangers of PFAS but failed to disclose this information to the public and regulators. The study examines how the industry used tactics to delay public awareness and regulations, with devastating consequences for human health and the environment.

Fungus has a host of issues

Researchers identified four fungal proteins responsible for suppressing host plant immunity in infectious diseases, leading to distinct host specificity in over 70% of plant diseases. Understanding the mechanism of this specificity may lead to new crop protection technologies.

Grief can increase risk of heart problems, study finds

Researchers at the University of Arizona studied the impact of grief on heart function and found a significant association between grief severity and elevated systolic blood pressure response. Grief can cause a marked rise in blood pressure, increasing the risk of cardiac events.

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.

Finally solved! The great mystery of quantized vortex motion

A research group has solved the long-standing mystery of how a quantized vortex interacts with a normal fluid in motion. They found that a specific model accounting for changes in the normal fluid and incorporating accurate mutual friction is most compatible with experimental results.

Ultrafast terahertz emission from emerging symmetry-broken materials

Researchers utilized terahertz emission spectroscopy to explore properties and dynamics of quantum materials, such as superconductors and magnets, as well as graphene and metal nanostructures. The method revealed hidden material behaviors, enabling the discovery of exotic properties and phenomena in emerging materials.

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.

Smiles and jokes help good managers boost hotel staff performance

Hotel managers who use humor with their teams see improved staff behavior towards customers, particularly among 'less-traditional' workers. Leader humour can enhance customer service and re-energise employees, making a valuable contribution to the hospitality industry.

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.

High resolution X-ray microscopy with exceptionally low X-ray dose

The team created a new technique using Compton scattering to generate high-resolution images of biological structures at very low X-ray doses. This method allows imaging to be performed at less than 1% of the X-ray damage threshold of the specimen, enabling images with a resolution of 70 nanometres.

Biodegradable plastic from sugar cane also threatens the environment

Researchers at the University of Gothenburg have discovered that bioplastic made from sugar cane, specifically poly-L-lactide (PLA), can alter the behavior of small perch in fish food. The study found changes in their social interactions, including reduced movement and altered responses to danger.

Could a better diet make your brain younger?

Researchers found that a reduction in body weight of 1% led to participants' brain age being almost 9 months younger than expected. This attenuation of brain aging was associated with changes in liver fat and enzymes, which can negatively affect brain health in Alzheimer's disease.

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.

Low-temperature method for 3D printing nanoscale optical-grade glass

Researchers have developed a low-temperature method for 3D printing nanoscale optical-grade glass, reducing the temperature required by half. The approach enables the creation of high-resolution glass structures with excellent optical qualities, opening up new possibilities for microsystem technologies and applications.

Fentanyl can be weaponized. Preparation could minimize the damage.

Health experts at Rutgers University warn that fentanyl can be used for mass poisoning due to its high toxicity and widespread availability. The paper proposes training more caregivers to recognize signs of fentanyl poisoning and administering naloxone early to prevent harm.

Increasing effectiveness of home healthcare in Japan

A study published in the Journal of the American Geriatrics Society found that home healthcare clinics, especially enhanced ones, provide better emergency and end-of-life care than general clinics. This research suggests a shift towards more effective home care support for an aging population in Japan.