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Science News Archive September 2023


Page 31 of 37

Previously unknown pathway to batteries with high energy, low cost and long life

Researchers at Argonne National Laboratory have discovered a previously unknown reaction mechanism that addresses the major shortcoming of lithium-sulfur batteries - their very short lifetimes. The new pathway prevents sulfur loss and performance decline in commercial-size cells, paving the way for more sustainable transportation options.

Apple iPhone 17 Pro

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

A secret passage for mutant protein to invade the brain

Researchers at Tokyo Medical and Dental University found that mutant α-synuclein protein propagates through the brain's lymphatic system in its monomeric state before aggregating, shedding light on Parkinson's disease progression. The study suggests targeting early events may limit disease progression.

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.

Era of hydrogen-fueled vehicles to begin -- World-class technology technology for a 2-liter class hydrogen engine (or a passenger car hydrogen engine) capable of running entirely on hydrogen has been developed for the first time in the country

A new direct injection hydrogen engine developed in Korea can run entirely on hydrogen, reducing carbon dioxide emissions by 99% and fine dust by 90%. The engine's high thermal efficiency and power performance also help minimize harmful nitrogen oxide emissions.

Researchers grow embryonic humanized kidneys inside pigs for 28 days

Scientists have created chimeric embryos containing a combination of human and pig cells, which developed into structurally normal kidneys with 50-60% human cells. The researchers successfully grew humanized organs inside pigs, offering new possibilities for studying human development and developmental diseases.

Meta Quest 3 512GB

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

Classic Georgia accent fading fast

Researchers found that white English speakers' accents have shifted away from traditional Southern pronunciation since Generation X. The study, published in Language Variation and Change, used archived and new recordings to analyze vowel patterns, finding distinct changes between baby boomers and Gen X.

Many people have biased perceptions of EDI leaders

A recent study from the UBC Sauder School of Business found that people's perceptions of EDI leaders are influenced by racial stereotypes. Participants in the study were asked to identify necessary traits for EDI leaders and associate different traits with various racial groups, revealing a strong bias towards non-white individuals bei...

HIV : Two autopsies reveal some secrets

A Canadian research team has identified the locations of HIV reservoirs in the body, revealing that they are concentrated in the spleen and lymph nodes. The discovery provides a potential window of opportunity for targeting these reservoirs with future therapies.

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.

Machine learning contributes to better quantum error correction

Researchers from RIKEN Center for Quantum Computing have used machine learning to perform efficient quantum error correction using an autonomous system that can determine the best corrections despite being approximate. Machine learning plays a crucial role in addressing large-scale quantum computation and optimization challenges.

Cyberbullying linked to eating disorder symptoms in US adolescents

A new study from the University of Toronto finds that cyberbullying is associated with binge eating, weight gain worries and body image distress among 10-14 year olds. The study suggests that limiting social media that encourages eating disorders and appearance comparisons can help prevent these issues.

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.

New compound unleashes the immune system on metastases

Researchers developed nanoparticles that accumulate in cancer cells and eliminate them after photoactivation, also labeling immune cells to target similar cells throughout the body. This technology has shown promise in treating mice with implanted human tumor cells and could lead to a new treatment approach for metastatic cancers.

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.

Faulkner to be honored by American Heart Association

Jessica Faulkner, a physiologist at the Medical College of Georgia, has been awarded the Harry Goldblatt Award from the American Heart Association's Hypertension Council. Her research focuses on the role of leptin in preeclampsia and obesity-associated cardiovascular disease in women.

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.

Cold weather may pose challenges to treating high blood pressure

Research found that cold weather slightly increases blood pressure and decreases blood pressure control rates during winter months. Participants' systolic blood pressure increased by up to 1.7 mm Hg in the winter months compared to summer, while blood pressure control rates decreased by up to 5%.

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.

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.

Specialized T cells in the brain slow progression of Alzheimer’s disease

Researchers at St. Jude Children's Research Hospital discovered a subset of immune cells that slows Alzheimer's disease progression by interacting with microglia. The cells, called CD8+ T cells, use a molecular handshake to signal to the microglia to stop causing uncontrolled inflammation, which in turn slows plaque growth and symptoms.

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.

How bright-light treatment improves sleep in stressed mice

Researchers identified the neural pathway behind chronic stress-induced sleep disturbances and found that bright-light treatment counteracts these effects by targeting the lateral habenula. The study reveals a critical connection between the habenula and the rostromedial tegmental nucleus, which is essential for regulating non-REM sleep.

New cosmological constraints on the nature of dark matter

Researchers used ALMA to study gravitational lens system MG J0414+0534, detecting dark matter distribution fluctuations down to 30,000 light-years. The observed distribution is consistent with models for slow-moving dark matter particles.

A finer picture of global migration reveals complex patterns

A new study published in Nature Human Behaviour shows that socio-economic factors play a larger role than climate in driving net-migration patterns worldwide. The researchers created a high-resolution dataset of net-migration over the past two decades to inform policy-making and fuel further research.

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.

Biochar-infused concrete: a green solution for corporate sustainability

Using biochar in cement enhances mechanical properties and contributes to sustainability objectives, reducing the need for traditional cement content. This study provides an overview of biochar's suitability as a sustainable additive in cement, promoting environmentally beneficial outcomes.

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.

Psilocybin – a promising therapy for treatment-resistant depression?

Research suggests that psilocybin can lead to lasting reductions in depression symptoms by increasing openness to experience and promoting brain network flexibility. Clinical trials have demonstrated positive effects of psilocybin in treating psychiatric disorders, including major depressive disorder and treatment-resistant depression.

Nikon Monarch 5 8x42 Binoculars

Nikon Monarch 5 8x42 Binoculars deliver bright, sharp views for wildlife surveys, eclipse chases, and quick star-field scans at dark sites.

$30 million NSF grant supports transformative whole-cell modeling

The NSF Science and Technology Center for Quantitative Cell Biology will create whole-cell models to transform understanding of cell function. The center will use cutting-edge imaging and simulation tools, including Minecraft, to advance research into gene expression, metabolism, and division.

Revolutionizing lithium production on a string

Researchers at Princeton University developed a novel lithium extraction method using porous fibers to concentrate and separate lithium from saltwater. This technique reduces land and water usage compared to traditional methods, making it an environmentally friendly solution for meeting growing energy demands.

Dog diversity unveiled by international DNA database

A new study published in Genome Biology analyzed the genomes of 2000 dogs from 321 breeds, revealing 25 major groups that match expected breed origins. The research found significant genetic variation among breeds, with wolves exhibiting 14% more variation than dogs.