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Science News Archive October 2017


Page 29 of 43

Danforth Center receives $3.4 million to improve maize architecture

The Donald Danforth Plant Science Center has received a $3.4 million grant from the National Science Foundation to develop novel methods for predicting a plant's phenotype and precisely manipulating plant architecture traits in maize. The project aims to enhance yield potential and address the plateaued yields in recent years.

Researchers identify gene to help hybrid wheat breeding

Australian researchers have identified a gene that allows for cross-pollination in wheat, enabling the production of high-yielding hybrid wheats. This breakthrough could help meet the increased food demand predicted by 2050 and improve yield stability in challenging growing regions.

In mice, C-section births linked to less developed microbiota and weight gain

A new study reveals that C-section births in mice result in less developed gut microbiota and significant weight gain. Vaginal-born mice demonstrated a leaner body type and normal microbiome maturity, while C-section born mice showed no major changes in microbiome structure but gained 33% more weight after weaning.

Traumatic events take toll on the heart

A new study finds that traumatic experiences can affect vascular health and increase the risk of heart disease in women, particularly during the menopause transition. Researchers analyzed data from 272 peri- and postmenopausal nonsmoking women and found a link between higher lifetime traumatic experiences and poorer endothelial function.

Apple iPhone 17 Pro

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Project seeks storm data from erosion-plagued villages

University of Alaska Fairbanks researchers are collecting storm data from three erosion-plagued villages in Northwest Alaska. The goal is to improve predictions of severe winter storms and their potential impact on these communities.

Study: Risk factors on rise among people with stroke

A study published in Neurology found a significant increase over 10 years in the percentage of people with stroke who have high blood pressure, diabetes, and other risk factors. The prevalence of these risk factors increased from 88% to 93%, with high cholesterol and drug abuse rates doubling.

Pumas found to exhibit behaviors like social animals

A new Panthera study reveals complex social strategies in solitary carnivores, challenging long-held assumptions about puma behavior. Pumas were found to share food, recall past interactions, and form networks of individuals with whom they co-fed, indicating a level of tolerance and cooperation.

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.

Analysis: Metal supplies unlikely to seriously hamper battery use

A new analysis suggests that metal shortages will not significantly impact battery production, but short-term bottlenecks in lithium and cobalt supplies are possible. Researchers recommend monitoring supply chains to avoid disruptions and exploring alternative materials.

Tai chi holds promise as cardiac rehab exercise

Researchers found Tai Chi to be safe, well-liked, and feasible for physically inactive heart disease patients. The longer program showed an increase in moderate to vigorous physical activity, suggesting potential benefits for this population.

Experimental Ebola vaccines elicit year-long immune response

Two Ebola vaccine candidates elicited strong and long-lasting immune responses in a randomized, placebo-controlled trial. The study found that 71% of one vaccine and 84% of another developed antibodies to the Ebola virus within a month, with antibody responses maintained for at least a year.

Researchers create map of the gut's microbial landscape

A team of researchers created a three-dimensional map of the gut microbiome, revealing a surprising degree of mixing among different bacterial members. The study found that the gut microbiome lacks highly organized structure, unlike other body sites like the mouth.

GoPro HERO13 Black

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Mice delivered by C-section gain more weight than those delivered naturally

A study published in Science Advances found that mice born by C-section gained an average of 33% more weight than those born vaginally over the course of 15 weeks after weaning. The researchers also discovered significant differences in bacterial species in their guts, with mice born by C-section having a less mature microbiome structure.

New study mapping pandemic potential could help prevent future disease outbreaks

A new study assesses pandemic potential in Africa prior to outbreaks, mapping vulnerabilities to mitigate the spread of Ebola and other deadly viruses. Researchers identify high-risk locations, including parts of Central African Republic, Chad, Somalia, and South Sudan, highlighting the need for targeted preparedness activities.

New conservation method empowers indigenous peoples

A new study published in Ecology and Society explores a conservation method that empowers indigenous peoples by focusing on their traditional skills and knowledge. By adopting an assets-based approach, researchers found that local communities can manage natural resources sustainably, protecting the rainforest ecosystem.

Kestrel 3000 Pocket Weather Meter

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Expanding the pipeline for the healthcare professions

The University of Houston and MD Anderson are launching a program to create a more diverse pool of medical doctors and scientists. The U-HAND Program aims to address racial and ethnic disparities in the healthcare workforce and health outcomes.

Phone calls work better to remind people about colon cancer screening

A Kaiser Permanente study found that live phone calls are significantly more effective at reminding patients to complete and return at-home fecal screening tests for colon cancer. Phone calls outperformed other reminder strategies, including text messages and letters, especially among Spanish-speaking patients.

A safe optical fiber for delivering light and drugs into the body

Penn State researchers have developed a flexible, biodegradable optical fiber that can deliver light into the body for medical applications. The fiber, made of citrate-based polymer, enables ultrafine tuning of refractive index differences and allows for bending and stretching without damage.

Wither heavy storms

Researchers created a model, STORM, to simulate watershed rainfall under various climate change scenarios. They found that while overall rainfall is increasing, individual storms are becoming less intense and delivering less water, leading to declining runoff and affecting regional water resources. This study provides insights into the...

SAMSUNG T9 Portable SSD 2TB

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Gut fungi could play a role in obesity epidemic

A new study suggests that high-fat diets can change gut fungi and potentially contribute to the development of obesity. The research shows significant differences in fungal and bacterial communities between mice fed standard and high-fat diets.

NIH completes atlas of human DNA differences that influence gene expression

The National Institutes of Health has completed a detailed atlas documenting the stretches of human DNA that influence gene expression across various tissues and cell types. This resource will aid researchers in understanding how individual genomic variation leads to biological differences, such as healthy and diseased states.

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.

The secret to improving liquid crystal's mechanical performance

Researchers found that adding nanoparticles to liquid crystals improves their mechanical performance by increasing their lubricating properties. The study used a formula to approximate mobility of dislocations and performed numerical simulations to understand how Cottrell clouds erode when dislocations move at high speed.

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.

New software speeds origami structure designs

Researchers at Georgia Tech developed a new software called MERLIN to simulate origami behavior, allowing for faster design process and better understanding of structural performance. The software predicts how structures will bend, twist, and snap under compression forces.

Unraveling the genetics of disc disease in dogs

A genetic mutation has been identified as a key factor in the development of intervertebral disc disease (IVDD) in short-legged dog breeds, including dachshunds and French bulldogs. The discovery provides a valuable tool for owners, breeders, and veterinarians to mitigate the risk of IVDD and related spinal cord disease.

Two beaked whale species take very long, deep dives for their size

Researchers studied dive patterns of five toothed whale species in the Bahamas and found that two beaked whale species took exceptionally long, deep dives for their size. This suggests that these whales may extend their foraging dives by shifting from aerobic to anaerobic respiration.

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.

'Killer' toothaches likely cause misery for captive orca

Researchers found that every captive orca examined had damaged teeth, with over 65% displaying moderate to extreme tooth wear. The study suggests that daily flushing of chemicals can lead to chronic antibiotic therapy compromising the whale's immune system. The findings raise serious concerns for the health and welfare of captive orcas.

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.

Research letter examines evolving standards of beauty

A new study compares celebrities from People magazine's World's Most Beautiful lists in 1990 and 2017, revealing increased representation of darker skin types and older age groups. The researchers found that traditional beauty standards are evolving as people become more exposed to diverse cultures and media influences.

WSU researchers document one of planet's largest volcanic eruptions

A team of WSU researchers has documented one of the Earth's largest known volcanic eruptions, which occurred in the Pacific Northwest and released massive amounts of sulfur dioxide into the atmosphere. The eruption is estimated to have been equivalent to a Mount Tambora-style eruption every day for 11-16 years.

Training managers can improve workers' mental health

A world-first study published in The Lancet Psychiatry suggests that basic mental health training for managers can significantly improve workers' mental wellbeing. The study found a 18% decrease in work-related sickness absence amongst those whose manager received the training, with a return on investment of $9.98 for each dollar spent.

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.

Advance achieved in dry preservation of mammalian sperm cells

Scientists have achieved a breakthrough in dry preservation of mammalian sperm cells, allowing for the possibility of preserving feline reproductive cells and expanding conservation efforts. The new method uses rapid microwave dehydration, enabling minimal DNA damage and viability.

Artificial intelligence comes to the real estate market

EnterUp's AI-driven system uses spatial collaborative filtering to personalize online searches, resulting in a 25% increase in property sales conversions. The technology also extends the range of offerings by suggesting areas with similar characteristics, such as nearby shopping malls.

Lack of CLOCK protein appears key in severe epilepsy forms

Researchers found that a lack of CLOCK protein is associated with excessive brain cell excitation and stronger seizures during sleep. Delivering a drug that compensates for the lack of CLOCK or its affected proteins directly in the brain may offer a new treatment approach for severe epilepsy cases.

'Resilience' to adversity determines if a child survives or thrives when bullied

A new study from Florida Atlantic University and the University of Wisconsin-Eau Claire found that resilient children are less likely to be bullied at school or online, and experience less negative impact when bullied. The study suggests that resilience can serve as a buffer against bullying, insulating youth from its effects.

Esophageal cancer 'cell of origin' identified

Basal progenitor cells have been identified as the 'cell of origin' for Barrett's esophagus, a condition that can lead to esophageal adenocarcinoma. The discovery promises to accelerate the development of precise screening tools and therapies.

Fluke 87V Industrial Digital Multimeter

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

'Air-breathing' battery could cut costs of renewable energy storage

Researchers at MIT have developed an 'air-breathing' battery that can store electricity for months, reducing costs to around $20-$30 per kilowatt hour. The battery uses sulfur and oxygen to generate charge, making it a potential solution for widespread renewable energy integration.

Obamacare helps reverse the decline in US trust

Recent research finds that Obamacare has reversed the trend of declining social trust in the US, as worsening health no longer negatively impacts citizens' generalized trust. The study, published in Social Science & Medicine, is based on two consecutive panel studies from the US General Social Survey.

Major cities concentrate less scientific production

Global scientific articles are being produced in fewer major cities, while emerging countries like China and India are gaining impact. The share of top global cities in citations has decreased, while new hubs are emerging with high-quality research.

Meta Quest 3 512GB

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

Latest virtual reality technology makes opera even more magical

A new virtual reality opera experience has been created using the latest motion capture technology, allowing viewers to interact with performances in 3D. The Magic Butterfly VR Experience combines high-quality imagery and sounds from Welsh National Opera's production of Madam Butterfly and The Magic Flute.

Risk of tsunamis in Mediterranean Sea has been overstated

A review of geological evidence in the Mediterranean Sea suggests that up to 90% of tsunami events may have been misinterpreted as storm activity. The study, published in Science Advances, reevaluates 135 past events and finds that most dates for tsunamis peaked every 1500 years, coinciding with severe storms.

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.