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Science News Archive November 2021


Page 3 of 40

First dicamba-resistant waterhemp reported in Illinois

Researchers have confirmed a Champaign County waterhemp population is resistant to dicamba, with a 65% control rate. The population shows signs of metabolic resistance, activating detoxification genes before the chemical can harm. This finding raises concerns about the potential for broader herbicide resistance.

Apple iPhone 17 Pro

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

Analysing resistance to antibiotics of Helicobacter pylori infection

A recent study found that antibiotic resistance rates for Helicobacter pylori are decreasing in European countries. The use of three antibiotics over 10-14 days resulted in success rates of over 90%. The researchers hope to reduce antibiotic consumption to prevent further resistance.

Manchester scientists produce new antibiotics by gene editing

Researchers from the University of Manchester have discovered a new way to manipulate key assembly line enzymes in bacteria using CRISPR-cas9 gene editing. This approach could lead to the production of improved antibiotics with potentially improved properties, addressing the growing threat of antimicrobial resistance.

UMass Lowell employee health center gets piece of $7 million grant

UMass Lowell researchers will focus on four projects to better protect employees in various professions, including healthcare workers and teachers. The five-year grant funding supports studies on work-life balance, engagement, burnout, and implementing programs to deal with job stressors.

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.

How T cells recognize infection or disease

Researchers at Monash University have discovered how gamma delta T cells recognize the MHC-like molecule MR1, providing key insights into the immune system's ability to detect infections and diseases. The study sheds light on the unique ways these cells interact with MR1, paving the way for new immunotherapies.

New NHS imaging resource assists AI in the COVID-19 fight

The National Covid Chest Imaging Database (NCCID) is a centralised database containing over 10,000 medical images from patients across the UK. It has already been used to develop AI-powered diagnostic tools and predict COVID-19 mortality risk in the UK.

COVID-19 linked to heart inflammation in college athletes

A study presented at the Radiological Society of North America meeting found that 2.3% of college athletes with COVID-19 developed myocarditis, a potentially dangerous inflammation of the heart muscle. Cardiac MRI detected the condition in an alarmingly high proportion of cases, highlighting its value as a screening tool.

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.

A catalytic recipe for transforming quantum states

Researchers have found a complete solution to the problem of whether catalytic transformations are possible, revealing that quantum catalysts can boost quantum processes. This breakthrough has practical applications in quantum cryptography, secure communication, and efficient state merging, making noisy states useful in quantum computing.

Getting the most therapeutic potential out of cells

A simple change in the way donor cells are processed can maximize a single cell's production of extracellular vesicles, which are small nanoparticles naturally secreted by cells. The finding offers new avenues for research around cellular therapies, where transplanted cells are used to help the body heal or work better.

Farmers spread Transeurasian languages – new study

Researchers have identified a common genetic component among speakers of Transeurasian languages, tracing their origin to the beginning of millet cultivation. The 'Farming Hypothesis' suggests that early farmers spread these languages across Northeast Asia, with speakers later admixing with other populations.

Apple AirPods Pro (2nd Generation, USB-C)

Apple AirPods Pro (2nd Generation, USB-C) provide clear calls and strong noise reduction for interviews, conferences, and noisy field environments.

Why we must avoid temperature overshoot

A new international study by IIASA reveals that rapid emissions cuts in the next few decades can avoid temperature overshoot, plateauing global temperatures around the time of net-zero emissions. This approach also yields long-term economic benefits, with projected GDP increases of up to 2% in scenarios that avoid overshoot.

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.

Too many people with HIV fail to achieve durable viral suppression

According to a new study funded by NIH, adults with HIV are making progress toward the global target of 95% viral suppression, but children and adolescents are not. The researchers estimated that among adults, 79% were virally suppressed after one year of treatment, while among children and adolescents, only 64% reached this milestone.

FoxO-KLF15 regulates macronutrient metabolism in response to insulin signaling

Researchers from the University of Tsukuba found that the FoxO-KLF15 axis regulates macronutrient metabolism in the liver in response to changes in insulin levels. This pathway promotes the conversion of protein to carbohydrate and prevents the conversion of carbohydrate to fat during fasting, but shuts down during feeding.

Fluke 87V Industrial Digital Multimeter

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

New study sheds light on how fatty liver disease turns into liver cancer

A research team discovered that a metabolic regulation mechanism may play a role in the malignant transformation of non-alcoholic steatohepatitis to liver tumor. Inhibition of LPL/FABP4/CPT1 signaling axis effectively inhibited liver tumor growth and reduced self-renewal capacity of liver cancer stem cells.

World-first product will be a lifesaving traffic stopper

Researchers at University of South Australia are developing a world-first product to design traffic lights that absorb kinetic energy, stopping them from crumpling when hit by a vehicle. The technology has the potential to reduce road safety-related costs and injuries worldwide.

De-cluttering may not help people with dementia

Researchers found that participants with moderate dementia performed better in cluttered environments, while those with mild and severe dementia showed no significant difference. The study suggests that adapting physical environments to suit individual needs may be more effective than de-cluttering in supporting people with dementia.

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.

Enlarging windows into understanding gene functions

Researchers at JGI have developed a new protocol to study the effects of genetic variations on traits, using DNA affinity purification sequencing technology. The protocol allows for rapid capture of transcription factor binding locations in the genome, providing insights into gene regulation and function.

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.

Molding, patterning and driving liquids with light

A new fluid has been created that can be molded and patterned using light, with potential applications in adaptive optics, mass transport, and microfluidics manufacturing. The fluid's surface tension is dependent on temperature, making it susceptible to laser manipulation.

Blood bubbles reveal oxygen levels #ASA181

Researchers have developed microbubbles that can acoustically detect blood oxygen levels, showing a strong correlation between oxygen concentration and acoustic bubble response. This innovation has the potential to benefit medicine and imaging by evaluating oxygen-deprived regions of tumors and in the brain.

New tool predicts where coronavirus binds to human proteins

A new computational tool allows precise prediction of protein interfaces for COVID-19 and human interactions. This breakthrough enables researchers to better understand virus development, identify high-risk populations, and develop targeted drugs.

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.

Tracking down microplastics in Antarctica

A team of scientists found microplastics in Antarctic water, with most particles linked to ship-based paint. The study suggests that shipping traffic is a key source of microplastic pollution in the Southern Ocean.

Statin use affects prostate cancer screening results

A study at Tampere University in Finland found that statin users had lower rates of low-risk prostate cancers detected through screening, but no difference in high-risk cancer detection. Statin use also reduced prostate cancer mortality in screened men compared to unscreened men.

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.

This is how the superbug Pseudomonas aeruginosa reacts to antibiotics

Scientists have studied how different drugs affect Pseudomonas aeruginosa, revealing what makes it resistant to antibiotics. A new experimental substance called CHIR-090 has shown promise in blocking the production of sugar-lipid compounds, a previously unexploited target for treatment.

Sparking new insights into dye chemistry

A SUTD-led study develops brighter, more sensitive fluorophores by suppressing twisted intramolecular charge transfer (TICT) and enhancing photon-induced electron transfer (PET). The research provides design guidelines for dye chemists to rationally tune TICT, PET, and other mechanisms for a wide range of applications.

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.

Novel Light-Based Method Shows the Changing Face of Bioactive Molecules

Researchers at Tokyo University of Science have developed a novel light-based method for rapidly racemizing chiral sulfoxides, a crucial step in producing desired enantiomers. This breakthrough utilizes photocatalysts to achieve rapid racemization under moderate conditions, bypassing the need for high temperatures previously required.

Thermoelectric crystal conductivity reaches a new high

Researchers at Nagoya University have discovered a Ta2PdSe6 crystal with an unprecedented large Peltier conductivity, reaching 100 A cm^-1 K^-1 at 10 K. The team attributes this to the high mobility and low concentration of holes within the crystal.

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.

Snow monkeys go fishing to survive harsh Japanese winters - study

In a study published in Scientific Reports, researchers found that Japanese macaques in the Kamikochi area of Chubu Sangaku National Park eat live brown trout and other freshwater animals to stay alive during harsh winters. The discovery reveals a new adaptation mechanism for these monkeys to cope with extreme conditions.

A clear and undamaged view of optical fiber

A team of scientists developed a unique technology to measure optical fiber diameter without damaging it, using forward stimulated Brillouin scattering. This allows for accurate measurements up to several kilometers and significantly higher spatial resolution.

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.