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Science News Archive October 2020


Page 26 of 47

Plant genetic engineering to fight 'hidden hunger'

A global research team led by the University of Göttingen explains how plant genetic engineering can combat micronutrient malnutrition. Biofortification using conventional breeding methods has already been successful in improving nutrition and health, but genetic engineering offers a way to further enhance benefits.

Early trauma influences metabolism across generations

A study by University of Zurich's Brain Research Institute found that early childhood trauma can lead to changes in lipid metabolism and glucose levels in offspring and grand-offspring. The researchers discovered a molecular mechanism involving the PPAR receptor, which is activated by fatty acids and regulates gene expression.

What was responsible for the hottest spring in eastern China in 2018?

A record-breaking spring temperature event occurred in eastern China in 2018, with over 900 stations reaching their highest spring mean temperature on record. The analysis suggests that both human-induced global warming and anomalous circulation increased the chance of this extreme high-temperature event.

Chronic disease and public health failures fuel COVID-19 pandemic

A 30-year global study reveals that chronic illness and related risk factors like obesity, high blood sugar, and outdoor air pollution have fueled coronavirus deaths. People are living more years in poor health, despite treatment advancements, with stagnant life expectancy in many countries.

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 uncovers potential new TB drugs

Researchers at MIT developed a machine-learning algorithm that can predict the effectiveness of drug compounds against tuberculosis and other diseases. The algorithm, which incorporates uncertainty values to account for data variability, identified promising compounds targeting a critical protein required by the bacteria.

Better measures reveal more COVID-19 smell loss

Researchers found that direct measures of smell ability reveal a higher prevalence of COVID-19-related smell loss, estimated at 77%, compared to self-report methods, which underestimate the true prevalence. The study suggests that measuring people's sense of smell may become as routine as measuring body temperature for fever.

Magnetic fields on the moon are the remnant of an ancient core dynamo

A study published in Science Advances confirms that the Moon's localized strong magnetic fields are remnants of an ancient core dynamo. The researchers used complex simulations to disprove the asteroid impact theory, showing that the resulting magnetic field is a thousand times weaker than necessary to explain the observations.

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.

Small RNA as a central player in infections

Researchers found that small RNA molecule NikS regulates critical virulence factors in H. pylori, allowing it to colonize the stomach and develop disease. NikS influences bacterial internalization and helps overcome epithelial barriers.

Astrocytes build synapses after cocaine use in mice

Researchers found that astrocytes play a critical role in forming synapses in response to cocaine exposure, which can contribute to addiction. Blocking these synapses may help prevent relapse, suggesting a new therapeutic target for substance use disorder.

LiU researchers first to develop an organic battery

Researchers at Linköping University have developed an organic redox flow battery with a water-based electrolyte, increasing the energy density. The battery uses conducting polymer PEDOT electrodes and quinone molecules, making it safe, cheap, and recyclable.

Glutathione precursor GlyNAC reverses premature aging in people with HIV

Researchers found that supplementing people with HIV with GlyNAC, a combination of glycine and N-acetylcysteine, improves multiple deficits associated with premature aging. The supplement boosts glutathione levels, a natural antioxidant that neutralizes free radicals and helps maintain cellular function.

Stressed out volcanoes more likely to collapse and erupt, study finds

Researchers at Monash University have discovered how volcanoes experience stress, which can lead to collapse and eruptions. By studying a dormant volcano on La Palma, the team found that repeated movement of magma inside the volcano causes it to become 'stressed' and potentially unstable.

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.

New technology diagnoses sickle cell disease in record time

Researchers have developed a new technology to diagnose sickle cell disease with increased sensitivity and speed, using only a small droplet of blood and costing less than traditional methods. The Acousto Thermal Shift Assay (ATSA) measures protein interactions and mutations in under one minute.

Poor diet is top contributor to heart disease deaths globally

A recent study published in the European Heart Journal found that more than two-thirds of heart disease deaths worldwide can be prevented through healthier diets. The analysis of global data from 195 countries revealed that unhealthy eating, high blood pressure, and high cholesterol are major contributors to ischaemic heart disease.

Cows prefer "live" co-moo-nication, study reveals

A new study published in Frontiers in Psychology found that cows are more relaxed when spoken to directly by a live human than when listening to a recorded voice. The researchers observed higher heart rate variability and lower heart rates after the live interaction, indicating improved mood.

Will the COVID-19 virus become endemic?

The COVID-19 virus may become endemic if immunity wanes within a year, allowing for yearly outbreaks. Reinfections are common, even within a year of prior infection, and the risk of severe clinical outcomes changes with subsequent infection.

Apple iPhone 17 Pro

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

Frank receives funding for NSF IPA Program

Associate Professor Toya Frank at George Mason University has received funding from the National Science Foundation for the IPA Program. She is responsible for long-range planning and budget development for various areas of science represented by the program.

Laser technology measures biomass in world's largest trees

Researchers at University College London have used laser technology to measure the volume and biomass of giant Californian redwood trees for the first time. The technique offers new insights into carbon storage and ecosystem structure, with estimates suggesting these large trees are up to 30% heavier than previous indirect methods.

UCI-led 4D Nucleome project receives $3 million from NIH

Researchers at UCI will examine molecular 4D nucleome changes in the human hippocampus during aging, with a focus on physical activity's effects. The team aims to produce multi-omics cell atlases to understand chromatin organization and function in brain aging.

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.

Was Hong Kong once a coral reef paradise?

Researchers from The University of Hong Kong studied fossil corals and created the first palaeoecological baseline for coral communities in the Greater Bay Area. They found a 40% decrease in coral species, particularly staghorn corals (Acropora), which now occupy only 50% of their historic range.

Anemic star cluster breaks metal-poor record

Researchers have found a globular star cluster with 800 times less iron than the Sun and is three times more iron-poor than the previous record-holder. The study contradicts the standard picture of how these old star clusters formed in the early universe.

Rigol DP832 Triple-Output Bench Power Supply

Rigol DP832 Triple-Output Bench Power Supply powers sensors, microcontrollers, and test circuits with programmable rails and stable outputs.

Breakthrough blood test developed for brain tumors

Researchers at Massachusetts General Hospital have developed a non-invasive liquid biopsy test that can detect genetic mutations in brain tumor patients. The test, which improved detection sensitivity by tenfold, has the potential to revolutionize glioma diagnosis and monitoring.

Are corals genetically equipped to survive climate change?

Researchers sequenced and analyzed coral genomes, discovering genes that may help corals adapt to ocean warming. The study found that Acropora corals diversified when the world's oceans were warmer, suggesting they could handle temperature changes.

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.

Making new materials using AI

Researchers from Pohang University of Science & Technology (POSTECH) used artificial intelligence to create novel materials for memory devices. By controlling atomic structures, they discovered a unique ferroelectricity pattern, leading to the synthesis of a new material with unprecedented properties.

A new protein discovered that repairs DNA

Researchers discovered a new protein called cryptochrome that repairs DNA damage caused by ultraviolet radiation, a function previously attributed to photolysis in cells. This breakthrough highlights how proteins can evolve and acquire new functions over time.

Scientists show jet lag conditions impair immune response in mice

Researchers found that chronic jet lag alters the microenvironment surrounding tumor cells, making it favorable for tumor growth, while hindering the body's natural immune defenses. This study adds to the growing scientific field of circadian disruption on health and wellbeing.

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.

Bringing a power tool from math into quantum computing

Researchers from Tokyo University of Science design a new quantum circuit that calculates the fast Fourier transform, a key algorithm in engineering. The QFFT circuit exploits superposition of states to greatly increase computational speed and is more versatile than traditional QFT.

Robots are helping to advance developmental biology

Scientists use a custom robot to survey how mutations in regulatory regions of the genome affect animal development, revealing that most mutations alter gene expression in some way. The study finds that regulatory regions encode valuable information densely and that single mutations can have several different effects.

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.

Study confirms plastics threat to south pacific seabirds

A new study confirms that plastic pollution is a significant threat to seabirds in the South Pacific Ocean, with globally distributed impacts. The research found that seabirds ingest plastics from distant areas, highlighting the need for urgent solutions to this global problem.

Solar-powered system extracts drinkable water from "dry" air

Researchers at MIT have developed a more practical and efficient solar-powered system that can extract drinkable water from dry air, doubling its output compared to an earlier version. The new system uses a readily available adsorbent material, increasing scalability and feasibility for remote regions with limited access to water.

An alternative to animal experiments

Researchers at TUM have developed human intestinal organoids as a model for studying nutrient and drug transport in the intestines. These miniature intestines can accurately reflect physiological processes inside humans, paving the way for medical and pharmaceutical applications such as drug screening.

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.

Is English the lingua franca of science? Not for everyone

A study by Valeria Ramírez-Castañeda found that over 90% of articles published by Colombian researchers are in English, creating financial burdens. Many respondents reported being unable to attend scientific conferences or publish due to language barriers, disproportionately affecting those from poor backgrounds.

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.

Online horse race bettors are less keen to gamble after a losing day

A study by the University of Eastern Finland found that online horse race bettors tend to stay away from betting for a longer time after a losing day. The study analyzed data from over 9,000 individuals in Finland and found no significant differences in behavior between men and women.

Beak bone reveals pterosaur like no other

A new species of small pterosaur with a long, skinny beak like that of a Kiwi has been discovered. The fossilized piece of beak revealed an incredible network of internal canals for nerves that helped detect prey underground.

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.

Boost to develop microalgae into health foods

Researchers at Flinders University have developed a novel protocol to detect lipid production in microalgae, enabling the mass production of omega-3 fatty acids and other healthy compounds. The technique improves on traditional fluorescent probes, allowing for easy and rapid evaluation of lipid conditions within microalgae.

Fluke 87V Industrial Digital Multimeter

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

Meta Quest 3 512GB

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