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Science News Archive 2023


Page 43 of 444

Parental age effect on the longevity and healthspan of flies and worms

A new study found that the progeny of successive generations of old parents had significantly shorter lifespans than those from young parents in both Drosophila melanogaster and Caenorhabditis elegans. The researchers also discovered that switching to only one generation of younger parents improved the healthspan of the offspring.

Fluke 87V Industrial Digital Multimeter

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

Study highlights need to keep an eye on the ozone hole

A recent study found that the Antarctic ozone hole is not only larger in area but also deeper throughout most of spring. The researchers believe changes in air arriving at the polar vortex above Antarctica are contributing to the growth of the ozone hole, which may be caused by factors beyond just CFCs.

Solid-state atomic hydrogen, a new hydrogen therapy strategy

Researchers developed a new hydrogen therapy strategy using solid-state atomic hydrogen, which selectively eliminates reactive oxygen and nitrogen species. This approach promotes wound healing in diabetic wounds by remodeling the microenvironment and alleviating inflammation.

Tiny beads preserve enzymes for biocatalysis

Researchers used tiny beads to immobilize enzymes from edible fungus Agrocybe aegerita, protecting them from plasma treatment and increasing stability up to 44 times. The study paves the way for new biocatalytic applications combining enzymes with technical plasmas.

Apple iPhone 17 Pro

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

Sophisticated swarming: Bacteria support each other across generations

Researchers at the University of Basel have discovered that bacteria support each other across generations, sharing nutrients and forming intricate three-dimensional structures. This cooperative behavior enables bacterial communities to be more resilient and adaptable, highlighting the complexity and dynamics within microbial communities.

Apotransferrin shows promise as an early treatment for stroke

Researchers discovered that apotransferrin can mitigate the damaging effects of intracerebral haemorrhage by guarding against ferropoptosis, a cell death process. This finding highlights the therapeutic potential of apotransferrin as a pre-hospital treatment for stroke patients.

Microautophagy is essential for preventing aging

A study published in EMBO Reports reveals that microautophagy is crucial for repairing damaged lysosomes, which helps prevent cellular aging. The researchers identified key regulators of this process, including STK38 and GABARAPs, and found that their depletion increases the rate of senescent cells and shortens lifespan in C. elegans.

Meta Quest 3 512GB

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

Rice receives $2.5M grant to support inclusive STEM education

Rice University has been awarded a $2.5 million grant from the Howard Hughes Medical Institute to develop accessible and inclusive math courses for all students, regardless of background or ability. The grant aims to promote equity in STEM education and support underrepresented groups.

How we play together

Scientists studied how players' brains react when working together in a computer game called Pacman. They found that the brain's response is linked to the player's role during cooperation.

Nostalgia and memories after ten years of social media

A study from the University of Gothenburg and University West found that social media users engage in 'nostalgizing' to relive memories and emotions. The platforms' advanced features, such as personalized photo albums and reminders, facilitate nostalgic experiences, leading to a decrease in new content posting.

University of Helsinki researchers solve cosmic conundrum

Researchers Till Sawala and Peter Johansson propose that frequent interactions and mergers within the Supergalactic Plane lead to elliptical galaxies, while isolation outside the plane preserves spiral structure. The team's simulation is consistent with observations, supporting the standard model of dark matter.

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.

Reducing cyberattacks on Canadian health systems

A recent cyberattack in southwestern Ontario highlights the need for clinicians and hospitals to improve their cybersecurity practices. Experts recommend navigating trade-offs between efficiency and risk reduction using the US National Institute of Standards and Technology's Cybersecurity Framework.

Innovative aquaculture system turns waste wood into nutritious seafood

Researchers have developed a fully-enclosed aquaculture system that can be completely controlled, eliminating water quality and food safety concerns. The system produces nutrient-rich protein-rich 'Naked Clams' that are faster-growing than mussels and oysters, with higher Vitamin B12 levels.

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.

Predicting the response of fungal genes using FUN-PROSE

The study used a machine learning approach called FUN-PROSE to predict how fungi react to different environmental conditions. The model was able to accurately predict the expression of genes in baker's yeast and two less studied fungi, with limitations noted for organisms with more complex gene regulation.

Boomerang-like beams of light

Scientists superposed two light beams twisted in the clockwise direction to create anti-clockwise twists in the dark regions of the resultant superposition. This discovery represents a step towards observing a peculiar phenomenon known as quantum backflow.

Snow Centre for Immune Health to revolutionize global immunology research

The Snow Centre for Immune Health will transform how we understand and treat immune diseases, offering a whole-of-system approach to address debilitating conditions like lupus and rheumatoid arthritis. The centre aims to deliver transformational real and measurable impacts for patients through translational research.

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.

Study reveals bias in AI tools when diagnosing women’s health issue

A recent study published in Nature reveals that machine learning algorithms designed to diagnose bacterial vaginosis in women show diagnostic bias among ethnic groups. The research found that Hispanic women were more likely to receive false-positive diagnoses, while Asian women received the most false-negative diagnoses.

Why do some people get headaches from drinking red wine?

Researchers found that quercetin in red wine can cause headaches due to its interference with alcohol metabolism, leading to high levels of acetaldehyde. The study suggests a new hypothesis for why some people experience red wine headaches, particularly those with pre-existing migraine or primary headache conditions.

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.

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.

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.

People watched other people shake boxes for science. Here’s why

Researchers at Johns Hopkins University found that people can quickly identify another person's epistemic goals by watching their actions. This study reveals a key aspect of human cognition with implications for artificial intelligence. The team discovered that observers could accurately determine whether someone was trying to learn so...

Protect delicate polar ecosystems by mapping biodiversity

Researchers urge concerted action to mitigate global warming's impact on polar ecosystems, which are both the most-threatened and least-understood areas. The study aims to map all biodiversity in these regions to sustainably manage unique habitats and their ecosystem services.

Perfecting the performance of nerve implants

Nerve damage can lead to severe and long-lasting effects, including depression. Researchers have developed new technology to repair and reconstruct damaged nerves using simple electrical circuitry in implants. This innovation has the potential to benefit people with injuries and neurodegenerative diseases.

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.

Microbiome development: Bacteria lay the foundations for their descendants

A team of researchers found that host organisms control the initial bacterial colonisation, while bacteria regulate themselves later on. The study used the sea anemone Nematostella vectenis to investigate microbiome development and discovered that only the initial colonisers become well-established in adult polyps.

Why emotions stirred by music create such powerful memories

A study published in Nature Communications found that music-evoked emotions create boundaries between episodes, making them easier to remember. Fluctuating emotions help form separate and durable memories, even from neutral experiences. The research has great therapeutic promise for helping people with PTSD and depression.

Dere to make updates to CHIANTI atomic database & software

George Mason University researcher Kenneth Dere has received funding from NASA to update the CHIANTI atomic database, a crucial tool for analyzing astrophysical spectra. The project will also improve ChiantiPy software package, enabling scientists to calculate spectrum emissions with greater accuracy.

AI can 'lie and BS' like its maker, but still not intelligent like humans

A paper by Anthony Chemero explains how AI thinking differs from human thinking, highlighting the limitations of large language models trained on biased data. Despite generating impressive text, these models can make up facts and produce biased outputs due to their lack of embodiment and understanding of context.

Infertility and risk of autism spectrum disorder in children

A study of 1.3 million Canadian children found a higher risk of autism spectrum disorder in those born to parents with infertility. The research suggests that certain obstetrical and neonatal factors may contribute to this increased risk, highlighting the need for further exploration of these factors in individuals with infertility.

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.

Grant backs research on teaching networks to make better decisions

Researchers at Rice University are developing a machine learning framework to improve decision-making processes in military communication networks. The goal is to enable rapid, adaptive action across a broad range of scenarios by combining local data in the most effective manner.

AI system self-organizes to develop features of brains of complex organisms

Researchers created an AI system with physical constraints to develop brain-like features, such as hubs and flexible coding schemes. The system solved a maze navigation task by combining multiple pieces of information, similar to human brains. This study sheds light on how physical constraints shape differences in brain organization.

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.

Ambegaonkar studying physical & mental workload & recovery in collegiate dancers

A study is being conducted to assess the workload in collegiate dancers, examining objective physical activity demands and subjective self-reported perceptions of physical and mental workload. The findings could highlight the importance of healthcare access to reduce injury risk and improve performance in this underserved population.

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.