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Science News Archive September 2022


Page 11 of 38

Intestinal fortitude: gut coils hold secrets of organ formation

A study published in Science finds that gut rotation is regulated by two waves of Pitx2 expression, triggered by mechanical cues and a latent TGF-beta sensor. This discovery sheds light on the mechanisms of organ formation and has implications for understanding birth defects such as intestinal malrotation.

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.

Looking back on 250 years of drought on the Korean peninsula

Researchers at POSTECH developed a self-calibrating effective drought index to analyze 250 years of drought data, comparing precipitation records from late Joseon dynasty to date. The study found socioeconomic drought impacts hinge on the socioeconomic structure and demonstrated the value of meticulous historical records.

Findings explain exceptional auditory abilities in Williams-Beuren Syndrome

Scientists at St. Jude Children's Research Hospital identified the mechanism behind superior auditory abilities in Williams-Beuren Syndrome patients as hyperexcitable interneurons in the auditory cortex. The study suggests that reducing neuronal hyperexcitability might be a general mechanism for treating WBS through targeting VIPR1.

More older adults should be checking blood pressure at home

A new study found that only around half of older adults with hypertension regularly check their blood pressure at home. Those who received a healthcare provider's recommendation to do so were three and a half times more likely to monitor their blood pressure regularly.

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.

The expansion of capitalism led to a deterioration in human welfare

A new study challenges the notion that capitalism improved human welfare, finding instead that it led to dramatic declines in real wages, human height, and premature mortality. Recovery from this immiseration occurred only recently, coinciding with the rise of progressive social movements.

Fighting fungal infections with metals

A new study by the University of Bern has discovered 21 highly-active metal compounds that demonstrate good activity against various resistant fungal strains. These compounds were up to 30,000 times more active against fungi than human cells.

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.

Villaseñor co-authors PNAS paper on extinction of megafauna

A study co-authored by Amelia Villaseñor reveals that the extinction of megafauna in North America more than 10,000 years ago resulted in a reorganized, vulnerable ecosystem. The research found that surviving mammal communities were affected, with vacant niches and changes in dietary habits.

The NBSTRN 2022 NBS Research Summit

The 2022 NBS Research Summit explores efforts to discover novel technologies for screening, diagnosis, and treatment of genetic conditions in newborns. Clinicians will present their work on improving treatments for various diseases, including Glutaric Aciduria Type 1 and Sickle Cell Diseases.

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.

Big planets get a head start in pancake-thin nurseries

A study at Europlanet Science Congress 2022 found that super-thin planet nurseries can accelerate the formation of big planets. The team observed a remarkably thin disc of dust and gas around a young star, where large particles settled into a dense midplane, creating conditions favourable for planetary growth.

Warming oceans are changing Australian reef fish populations

Researchers analyzed data from Australia's Reef Life Survey and two major reef monitoring programs to understand the effects of warming waters on reef fish populations. The study found that temperature changes had a greater impact on temperate reefs, while tropical reefs were more affected by habitat changes such as coral bleaching.

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.

Wind music causes less transmission than singing

A study by the Max Planck Institute found that playing wind instruments releases fewer viruses into the air than singing, but still more than breathing quietly. Wind instruments act as filters for larger particles, reducing transmission risk, while smaller particles spread further and pose a higher risk.

Anthropogenic air pollution impacts health and climate in the Middle East

A recent study reveals that anthropogenic air pollution contributes significantly to poor air quality and climate change in the Middle East. The research found that hazardous fine particulate matter from human activities accounts for around 53% of aerosol visible optical depth, posing a significant health risk.

Food for our guts: Human microbes feed on plant sugars

New research reveals that human gut bacteria use plant N-glycans as nutrients, enabling better management of good gut health. The discovery has biotechnological applications, such as reducing allergenic responses to food and medicine.

Apple iPhone 17 Pro

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

Gut microbiomes help bears with very different diets reach the same size

A recent study of Alaskan brown bears reveals that their gut microbiomes play a crucial role in supporting health and achieving comparable size despite eating vastly different diets. The research sheds light on the importance of diverse dietary niches for bears, which can help them extract nutrition from various food sources.

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.

Babies react to taste and smell in the womb – new research

Scientists recorded facial expressions of 100 unborn babies to see how they reacted to carrot and kale flavours. Fetuses exposed to carrot showed more laughter-like responses, while those exposed to kale showed more crying-like responses. This study could help understand the development of human taste and smell receptors.

Exposing the evolutionary weak spots of the human genome

A new computer program, ExtRaINSIGHT, has been developed to track harmful mutations in the human genome throughout evolution. The study found three regions of the genome that are extremely sensitive to mutations, including splice sites, miRNA molecules, and central nervous system genes.

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.

Ultracold circuits

Researchers at the University of Basel have achieved a record low temperature of 220 microkelvin by cooling an electric circuit made of copper on a silicon chip using magnetic fields and an improved thermometer. This breakthrough allows for further study of quantum effects and potential applications in quantum technologies.

Rice lab grows macroscale, modular materials from bacteria

Researchers at Rice University have created macroscale, modular materials from engineered bacteria that can self-assemble and perform various functions. The materials, dubbed BUD-ELMs, contain living cells that allow them to grow, repair, and respond to external stimuli.

A new understanding of the neurobiology of impulsivity

A new genetically based score developed by McGill University researchers can identify children at high risk for impulsive behavior with a high degree of accuracy. The score was created by analyzing the co-expression of genes in key brain regions, providing a novel understanding of the neurobiology of impulsivity.

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.

New grant supports cognitive risk-benefit analysis of playing soccer

Researchers at Albert Einstein College of Medicine are conducting a five-year study to assess the tradeoffs between soccer's aerobic brain benefits and the adverse effects from heading. The study will enroll 280 young men and women and investigate whether soccer's aerobic benefits counterbalance the damage sustained from heading.

Solvent study solves solar cell durability puzzle

Researchers at Rice University have created stable and efficient halide perovskite solar cells by finding the right solvent design to apply a 2D top layer on top of a 3D bottom layer. The new method achieves high power conversion efficiencies, comparable to commercially available solar cells, while maintaining stability.

Keys to keeping your brain healthy

A recent study highlights the importance of physical exercise, social relationships, and passion in maintaining brain health. By adopting these three factors, individuals can improve their cognitive function and reduce the risk of age-related decline.

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.

Recent advances in solid-state NMR studies of zeolite catalysts

Solid-state NMR spectroscopy provides atomic-level insights into zeolite structure, dynamic behavior, and catalytic reactions. The technique enables the direct detection of framework structure and acid sites, allowing for optimized zeolites with improved catalytic performance.

African sleeping sickness: How the pathogen colonizes tsetse flies

Researchers from Ludwig-Maximilians-Universität München have deciphered a crucial signaling mechanism that enables trypanosomes to reach the salivary glands of tsetse flies. By understanding this process, scientists can develop new methods to prevent transmission of African sleeping sickness.

New imaging technique could speed up development of eye disease treatments

Researchers have developed a simplified and fast optoretinography approach to measure retinal function, potentially accelerating the development of new treatments for eye diseases. The technique can collect data from three healthy subjects in just ten minutes and has been demonstrated to be reproducible.

Seeing the unseen: Birth and death of tree roots under a future atmosphere

Researchers found that elevated CO2 levels stimulate tree growth, resulting in longer and more extensive root systems. This adaptation helps trees absorb nutrients from the soil, providing limited protection against climate change. The study provides insights into how forests respond to increased carbon dioxide levels.

Fluke 87V Industrial Digital Multimeter

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

Analysis of particles of the asteroid Ryugu delivers surprising results

The analysis of particles from asteroid Ryugu has revealed a high carbon content, similar to the Sun, and the presence of rare earth metals in concentrations 100 times higher than elsewhere in the solar system. The findings suggest that Ryugu originated from a parent asteroid formed in the outer solar nebula.

Genetic variation explains racial disparity in esophageal cancer cases

A study published in JCI Insight has found that genetic variation plays a crucial role in the racial disparity of esophageal cancer cases. Researchers used artificial intelligence-guided tools to pinpoint a specific type of immune cell as the disease driver, and a protective genetic factor associated with African Americans.

Key element for a scalable quantum computer

Physicists at Forschungszentrum Jülich and RWTH Aachen University have successfully transferred electrons over several micrometres on a quantum chip, paving the way for a scalable quantum computer architecture that can support millions of qubits. The 'quantum bus' approach enables the coupling of qubits without the need for extensive c...

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.

Scientists Believe Evolution Could Save Coral Reefs, If We Let It

A recent study suggests that coral reefs can evolve and adapt to climate change by protecting a sufficient diversity of coral reefs, particularly in hotter waters. The researchers advocate for conservation approaches at local, regional, and global scales to address this issue.

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.