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Science News Archive November 2018


Page 4 of 42

Researchers reveal link between job titles and gender equality

The study used event-related potentials to assess grammatical gender processing in German, revealing that participants found it difficult to process sentences with mismatches. Grammatically masculine role-nouns seem to be interpreted as specific to men, yet are regularly used to refer to all genders.

Understanding Down syndrome opens door to Alzheimer's prevention trials

New research from King's College London identifies changes in memory and attention as earliest signs of Alzheimer's in Down syndrome, paving the way for prevention trials. The study suggests that treatments could delay symptoms if started in the mid-30s with relatively low participant numbers.

Meta Quest 3 512GB

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

UVA Engineering dean Craig H. Benson elected AAAS Fellow

Craig H. Benson, UVA Engineering dean, has been elected AAAS Fellow for his pioneering work in geoenvironmental engineering and leadership in faculty development, advancing public understanding of science and fostering collaborations worldwide.

Authenticating the geographic origin of hazelnuts

Researchers develop NMR analysis to pinpoint hazelnut country of origin, identifying distinct metabolite profiles for specific regions. The new method achieved 96% accuracy and could be combined with existing tests for enhanced reliability.

Artificial joint restores wrist-like movements to forearm amputees

A new artificial joint, developed by Chalmers University of Technology, has restored important wrist-like movements to forearm amputees. The joint works with an osseointegrated implant system, allowing for much more naturalistic movements and intuitive control without sacrificing useful biological actuators.

The virus detectives

Researchers from Technical University of Munich identified a previously unknown virus causing mass mortality in brown trout. The piscine reovirus is related to the virus infecting salmon in North Atlantic and Pacific, causing significant economic damage.

Apple iPhone 17 Pro

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

Vapers can avoid relapsing to smoking, even after the odd cigarette

A recent study found that vaping encourages long-term relapse prevention and does not necessarily lead to a full relapse. Researchers interviewed 40 people who had quit smoking by switching to vaping and discovered that they perceived smoking lapses differently than in the past.

Post-urban development

A post-city is characterized by dissociation, both social and cultural, leading to a lack of interaction between different demographics and a decline in traditional face-to-face communications. Urban residents are also post-nomads, mobile and dynamic, with multiple roles and activities.

Next step towards replacement therapy in type 1 diabetes

Scientists have mapped the signal determining pancreatic progenitor cell fate, enabling the manufacturing of insulin-producing beta cells from stem cells. The research facilitates combating type 1 diabetes by understanding how extracellular matrix interactions influence cell destiny.

New study supports mammography screening at 30 for some women

A large-scale study found that annual mammography screening starting at age 30 may benefit women with specific risk factors. Women with dense breasts, a personal history of breast cancer, or a family history of breast cancer had increased breast cancer risk and benefited from earlier screening.

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.

A terrible choice: Cancer treatment or hospice care, but not both

A study published in Supportive Care in Cancer examines the experiences of providers offering concurrent cancer therapy and hospice care to veterans. The findings highlight the importance of preserving hope while transitioning into end-of-life care, as well as the need for dedicated liaisons between VA and hospice systems.

A golden age for particle analysis

Researchers at FAU have developed a new method for measuring the length and diameter distribution of plasmonic gold nanorods in one single experiment. The method combines multi-wavelength absorption optics and analytical ultracentrifugation, allowing for accurate analysis of nanoparticles in dispersions.

Scientists solve longtime mystery in innate immunity

Scientists have identified a previously unknown structural change within cells that triggers the activation of the inflammasome, a multiprotein complex involved in inflammation. This finding provides a new avenue for developing therapeutics to target the NLRP3 pathway for inflammatory diseases.

Celestron NexStar 8SE Computerized Telescope

Celestron NexStar 8SE Computerized Telescope combines portable Schmidt-Cassegrain optics with GoTo pointing for outreach nights and field campaigns.

Views of ideal female appearance in China are changing

Research by Jaehee Jung explores the impact of changing gender roles, consumerism, and Western media on Chinese women's perceptions of beauty. The study found that young Chinese women prefer thin bodies and angular faces, leading to increased dissatisfaction with their body image.

Reading rats' minds

Researchers used place cells to determine a rat's location and predicted its next move. The findings provide insight into how rats think about space and solve spatial memory tasks.

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.

Hard limits on the postselectability of optical graph states

Researchers at the University of Bristol have discovered fundamental limits on the postselection technique used to test quantum mechanics. They found that as complex quantum systems are built, fewer and fewer entangled states can be reached using postselection alone.

Researchers regrow hair on wounded skin

A team of researchers at NYU Langone Health has successfully regrown hair strands on damaged skin by stimulating fibroblasts to secrete collagen through the sonic hedgehog signaling pathway. The study offers new hope for treating hair loss and may lead to the development of more effective drugs.

Global food systems are failing humanity and speeding up climate change

A new report from 130 national academies warns of a catastrophic failure of global food systems, which contribute up to 25% to greenhouse gas emissions. The report calls for climate-smart agriculture, incentives for consumers to change their diets, and innovative foods to address the root causes of the failing system.

Study finds biases in widely used dementia identification tests

Researchers found that quick cognitive assessments can be wrong, with varying biases based on factors like education, age, ethnicity, and living conditions. This study highlights the need for more accurate and unbiased methods to detect dementia in primary care settings.

Scientists discovered a set of enzymes to create glowing organisms

Scientists have identified the biochemical pathway that allows bioluminescent fungi to light up and created an artificially luminescent eukaryote by inserting the necessary genes into a non-glowing yeast. The discovery could lead to widespread applications, including glowing plants and animals.

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.

AI could help cities detect expensive water leaks

Researchers developed AI technology to identify small leaks in water pipes by analyzing acoustic signatures recorded by hydrophone sensors. This allows cities to proactively address issues before they become major problems.

Promising new imaging method aids fracture prediction

A new imaging method, HR-pQCT, predicts fracture risk by analyzing bone microstructure. This method provides additional information beyond traditional BMD assessments, identifying deficits in trabecular and cortical bone density and structure as independent risk factors.

Blue Brain Project releases first-ever digital 3D brain cell atlas

The Blue Brain Cell Atlas provides detailed information on major cell types, numbers, and positions in all 737 brain regions, accelerating progress in brain science. The atlas is freely available online, allowing users to visualize brain regions and download data for new analyses and modeling.

Fluke 87V Industrial Digital Multimeter

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

The protein with the starting gun

Researchers have identified a crucial protein, FtsZ, that triggers bacterial cell division when its concentration reaches a threshold. By studying the gut bacterium E. coli, scientists developed a mathematical model predicting when cell division will commence, providing new insights into this fundamental biological process.

Proportion of population vulnerable to heat exposure is rising globally

The proportion of global population vulnerable to heat-related death and disease is growing due to climate change. Vulnerable populations, including the elderly and those with cardiovascular diseases, are exposed to increased temperatures, increasing their risk of heart disease and kidney disease.

Study shows high costs of fetal alcohol spectrum disorder

Fetal alcohol spectrum disorder (FASD) carries significant healthcare costs, with an average of $23,000 per person per year for children and $24,000 for adults. The condition also leads to substantial productivity losses and costs in corrections systems.

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.

The secret to better berries? Wild bees

A study led by University of Vermont scientists reveals that wild bees are essential for larger and better blueberry yields, providing major benefits including greater berry size, quantity and earlier harvests. Maintaining natural bee habitat and reducing pesticide use can help protect wild bees.

Fossil algae reveal 500 million years of climate change

Scientists have developed a new organic proxy, phytane, to analyze ancient CO2 levels in the oceans, revealing high levels of carbon dioxide 1000 ppm. This data shows changes that typically take millions of years are now happening in a century, providing valuable insights into future climate predictions.

New study explores ecosystem stability

A new study examined ancient ecosystems to understand what drives stability, finding that functional groupings are more important than the sheer number of species present. The team also found that ancient ecosystems were more stable than simulated systems, suggesting a strong imprint on history of how ecosystems are built over time.

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.

Nanoscale blood test technique set to springboard cancer discoveries

Scientists have developed a new technique to extract biomolecules from blood samples, which could lead to early diagnosis, drug discovery and personalized medicines. The method uses liposomes to detect a wide variety of biomolecules, overcoming the challenge of amplifying cancer signals in the presence of noise.

Why do some plants live fast and die young?

Researchers at University of Manchester discovered that plants with diverse root microbiomes outperform those without, living fast and dying young. The study highlights the importance of balancing harmful and beneficial fungi in soil for healthy plant growth.

Sharing benefits of digitized DNA

A proposed change to the Nagoya Protocol could require users of genetic data to pay fees to donor countries, potentially hindering innovation and public health. Proponents argue it will conserve biodiversity, while opponents claim it discourages research and development.

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.

Single cell sequencing sheds light on why cancers form in specific cell types

Researchers used single-cell RNA sequencing to study gene expression in individual cells and identify unique therapeutic targets for cancers that form in specific cell types. The study found that mutations in certain genes can make cells vulnerable to apoptosis, providing a potential way to prevent or treat cancer.

Cost and weight-loss potential matter most to bariatric surgery patients

A survey of 800 adults undergoing bariatric surgery found that patients prioritize expected out-of-pocket costs and weight loss potential. This approach may differ from the procedure's related risks or recovery time. The study suggests healthcare providers should discuss cost with patients to ensure informed decision-making.

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.

Defective protein factories in disease

Research unravels mechanism of defective ribosomes causing cellular damage, including DNA mutations and increased cancer protein levels. The discovery provides a solution to Dameshek's Riddle and turns ribosome defects into an attractive target in the fight against cancer.

New study finds racial disparities in oral anticoagulant use

A new study found racial disparities in the use of oral anticoagulants among Black patients with atrial fibrillation. Compared to white and Hispanic patients, Black patients had lower odds of receiving oral anticoagulants, particularly newer versions.

Resilience may be neurobiological

A Northwestern University study found that youth living in high-crime neighborhoods experience worse cardiometabolic health due to neighborhood violence. However, those with higher brain connectivity in the frontoparietal central executive network display better resilience.

A new way to provide cooling without power

Researchers at MIT have devised a new way of providing cooling on a hot sunny day using inexpensive materials and no fossil fuel-generated power. The passive system allows emission of heat at mid-infrared range, radiating into outer space and punching through greenhouse gases.

Checkmating tumors

Researchers at Max Delbrück Center develop strategy to selectively make cancer cells aggressive, making them vulnerable to anti-inflammatory substance. This approach aims to overcome chemotherapy resistance in certain types of cancer, such as non-small cell lung cancer.

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.

North American checklist identifies the fungus among us

A new checklist of North American fungi reveals 44,488 known species, with hundreds of thousands more awaiting discovery. The comprehensive list includes both large macrofungi and tiny microorganisms, highlighting their crucial roles in ecosystem balance and human well-being.

National data resource proves valuable in protecting nation's health

A national data resource, the Sentinel Initiative, has been instrumental in advancing medical product safety. Partnering with over 200 health system leaders, it uses a distributed network of electronic health data from 18 health plans and hospital systems, covering >100 million people.

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.