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Science News for November 1, 2017


Time to rewrite the dinosaur textbooks? Not quite yet!

A team of international experts has re-evaluated a radical proposal to split dinosaurs into two new groups, finding that the evidence is not strong enough to overthrow traditional classification models. The study suggests that the most likely site of origin for dinosaurs is still in the southern hemisphere, particularly South America.

SourceUniversity of Bristol·JournalNature·DateNov 1, 2017

Scientists develop groundnut resistant to aflatoxin

A breakthrough discovery has been made by suppressing the aflatoxin-producing fungus in groundnut, significantly improving food safety. The research, published in Plant Biotechnology Journal, has potential to contribute to food security in under-developed countries.

SourceDonald Danforth Plant Science Center·JournalPlant Biotechnology Journal·DateNov 1, 2017
Apple iPhone 17 Pro

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

Topical gel made from oral blood pressure drugs shown effective in healing chronic wounds

Researchers at Johns Hopkins Medicine have developed a topical gel made from common blood pressure pills that block inflammation pathways, speeding up the healing of chronic skin wounds. The gel was shown to be effective in accelerating wound healing in mice and pigs, with one concentration showing significant benefits.

SourceJohns Hopkins Medicine·JournalJournal of Investigative Dermatology·DateNov 1, 2017

One-step 3-D printing of catalysts developed at Ames Laboratory

A US Department of Energy laboratory has developed a one-step 3D printing method for creating catalysts, which could lead to more efficient chemical reactions and improved industrial processes. The new technique uses inexpensive commercial printers to create structures with built-in catalytic properties.

SourceDOE/Ames National Laboratory·JournalACS Catalysis·DateNov 1, 2017

Gut microbiome may make chemo drug toxic to patients

Researchers investigate how gut bacteria metabolize chemotherapy drug irinotecan, finding that certain individuals are more likely to experience severe side effects. The study suggests analyzing patients' microbiomes before treatment could predict and prevent adverse reactions.

SourceAlbert Einstein College of Medicine·Journalnpj Biofilms and Microbiomes·DateNov 1, 2017

One step closer to defining dark matter, GPS satellite atomic clocks on the hunt

Researchers from University of Nevada, Reno used GPS satellites to search for dark matter clumps in the shape of walls or bubbles extending far beyond the solar system. The team found no evidence but ruled out a vast region of possibilities for this type of dark matter model, bringing them closer to defining its nature and composition.

SourceUniversity of Nevada, Reno·JournalNature Communications·DateNov 1, 2017

New study: Innovative heart device is safe and effective

A new study has found that a pioneering heart valve repair device is safe and effective, reducing the need for open-heart procedures and resulting in improved quality and frequency of repairs. The Harpoon Mitral Valve Repair System repaired the heart while it continued to beat, with no deaths or major complications.

SourceUniversity of Maryland Medical Center·JournalJournal of the American College of Cardiology·DateNov 1, 2017
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.

Climate change could decrease sun's ability to disinfect lakes

A new study finds that climate change could decrease the sun's ability to kill pathogens in lakes and waterways by increasing organic runoff. This can lead to an increase in waterborne illnesses, with 12-19 million people affected annually in the US.

SourceRensselaer Polytechnic Institute·JournalScientific Reports·DateNov 1, 2017

Nicotine's hold: What the gut and gender have to do with it

A mouse study found significant differences in gut microbiome composition between male and female mice exposed to nicotine, with potential implications for nicotine's addictive properties. The study suggests that the brain-gut relationship plays a crucial role in nicotine's effects, particularly in women.

SourceAmerican Chemical Society·JournalChemical Research in Toxicology·DateNov 1, 2017
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.

Subset of stem cells identified as source for all cells in blood and immune systems

A study by Fred Hutchinson Cancer Center has identified a specific subset of adult blood stem cells responsible for regenerating the entire blood and immune system. The 5% subset, marked as CD34+CD45RA-CD90+, was found to rebuild all different cells of the blood and immune system within 10 days after being infused in nonhuman primates.

SourceFred Hutchinson Cancer Center·JournalScience Translational Medicine·DateNov 1, 2017

Scientists create magnetic system that transforms heat into motion

Researchers discover new technique to transform ambient heat into motion in nanoscale devices, revolutionizing data storage and sensors. The innovation uses a specific type of gear called a ratchet made from artificial spin ice material, which enables the conversion of thermal energy into directed rotation.

SourceUniversity of Exeter·JournalNature Materials·DateNov 1, 2017

In vitro tissue microarrays for quick and efficient spheroid characterization

A new technology bridges clinical pathology assessment, high-content analysis, and 3D cell cultures, allowing rapid, automatable, and multiplex readouts. This technique is applied to mixed arrays made up of spheroid models from various cell lines, demonstrating its potential for safety and efficacy testing and model optimization.

SourceSLAS (Society for Laboratory Automation and Screening)·JournalSLAS DISCOVERY·DateNov 1, 2017

Life on the edge

New research reveals that 85% of forest vertebrates are impacted by fragmentation, with some species flourishing at the edge and others disappearing due to habitat loss. The study highlights the need for conservation efforts to protect species dependent on intact forest core areas.

SourceNewcastle University·JournalNature·DateNov 1, 2017

Research documents link between nightmares and self-harm

Researchers at Florida State University found a connection between nightmares and self-injurious behavior, such as cutting or burning oneself. The study suggests that nightmares can disrupt emotional regulation, leading to increased risk of self-injury.

SourceFlorida State University·JournalComprehensive Psychiatry·DateNov 1, 2017
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.

Inflammation in middle age may be tied to brain shrinkage decades later

Research suggests that chronic inflammation in mid-life may be an early contributor to brain cell loss and memory decline associated with Alzheimer's disease. The study found people with elevated inflammation biomarkers had smaller brain volumes and lower scores on a memory test compared to those without elevated markers.

SourceAmerican Academy of Neurology·JournalNeurology·DateNov 1, 2017

A new way to get a drug molecule into the cell?

Scientists discovered a new binding motif that enables positively charged amino acids to bind with negatively charged terminal groups in peptides or proteins. This discovery may help rationalize why certain peptides easily pass through cell membranes and aid in designing efficient transport of drug molecules.

SourceInstitute of Organic Chemistry and Biochemistry of the Czech Academy of Sciences (IOCB Prague)·DateNov 1, 2017

Teen childbirth linked to increased risk for heart disease

Women who became first-time mothers as teens had greater risks for heart and blood vessel disease later in life compared to older mothers. Researchers found that adolescent mothers scored significantly higher on Framingham Risk Score, indicating a 10-year cardiovascular risk.

SourceAmerican Heart Association·DateNov 1, 2017
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.

A nutrient mix makes phytoplankton thrive

Researchers found that over broad regions of the South Atlantic, a combination of two or three nutrients was needed to stimulate phytoplankton growth. This study provides experimental evidence for widespread nutrient co-limitation, which has implications for global ocean models and predictions about nutrient limitation.

SourceHelmholtz Centre for Ocean Research Kiel (GEOMAR)·JournalNature·DateNov 1, 2017

Infertility linked to higher risk of death among women

Women with a history of infertility have a 10% increased risk of death compared to those without reported infertility struggles. Infertility is also linked to an increased risk of breast cancer and diabetes mortality, highlighting the need for further research into the long-term effects of infertility on women's health.

SourceUniversity of Pennsylvania School of Medicine·DateNov 1, 2017

Miracle cure costs less than a budget airline flight

A 12-week course of hepatitis C drugs can be manufactured for just $50, making it cheaper than a plane ticket on many low-cost airlines. Generic copies are as effective as branded medicines, but restrictions and patent issues prevent widespread access.

SourceWorld Hepatitis Alliance·DateNov 1, 2017

Pregnant women should be tested more than once for the presence of Zika

A new Brazilian study found that pregnant women with confirmed Zika diagnosis should be tested multiple times due to the intermittent presence of the virus in their urine. The study detected Zika virus in some women's urine for up to seven months after previous tests indicated a non-existent viral load.

SourceFundação de Amparo à Pesquisa do Estado de São Paulo·JournalEmerging Infectious Diseases·DateNov 1, 2017
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.

Are elevated levels of mercury in the American dipper due to run-of-river dams?

A study using American dippers found that run-of-river dams can cause a spike in methylmercury levels due to reservoir formation and temperature increases. However, no significant differences were observed between regulated and unregulated streams in terms of mercury levels.

SourceSociety of Environmental Toxicology and Chemistry·JournalEnvironmental Toxicology and Chemistry·DateNov 1, 2017

UMD School of Medicine researchers studying new approach to antibiotic resistance

Researchers at UMD School of Medicine are studying a new approach to tackle antibiotic resistance by targeting the immune system's response to harmful bacteria. They aim to prevent inflammation and white blood cell activation using special molecules or peptides, which could pave the way for treating a wide range of infections.

SourceUniversity of Maryland School of Medicine·DateNov 1, 2017

Lose fat, preserve muscle: Weight training beats cardio for older adults

A new study by Wake Forest University researchers suggests that weight training with a low-calorie diet preserves lean muscle mass in older adults. Combining resistance training and calorie restriction resulted in less muscle loss and significant fat loss compared to cardio workouts or diet alone.

SourceWake Forest University·JournalObesity·DateNov 1, 2017
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 new advanced forensics tool

A new non-destructive method using Raman spectroscopy has been demonstrated to make abraded serial numbers on polymers visible again. Researchers from INRS have successfully recovered erased information from polycarbonate samples without damaging the material.

SourceInstitut national de la recherche scientifique - INRS·JournalAnalytical Chemistry·DateNov 1, 2017

Can corals adapt to climate change?

A recent study published in Science Advances suggests that corals can adapt to warmer oceans if global emissions are controlled. The research found genetic variants in some corals that make them more heat tolerant, but may not be enough to keep up with the rapid warming predicted by climate models.

SourceUniversity of California - Davis·JournalScience Advances·DateNov 1, 2017

Mapping the microbiome of...everything

The Earth Microbiome Project has cataloged over 27,000 samples from diverse environments worldwide, generating the first reference database of bacteria colonizing the planet. The project identifies unique microbial sequences, revealing patterns in microbial community composition across environments and geography.

SourceUniversity of California - San Diego·JournalNature·DateNov 1, 2017
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.

One factor that may help schools close racial achievement gap

A Texas school district study reveals that teachers' sense of collective efficacy has a significant impact on closing the educational achievement gap. Schools with high levels of collective efficacy saw a 50% reduction in academic disadvantage experienced by black students.

SourceOhio State University·JournalJournal of Education for Students Placed at Risk (JESPAR)·DateNov 1, 2017
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.

Should patients be asleep or awake during brain surgery?

A new study by OHSU researchers suggests that performing brain surgery on patients who are asleep can produce comparable or even better clinical outcomes than procedures conducted while the patient is awake. This approach has improved speech fluency and reduced motor function issues for patients undergoing deep-brain stimulation. The s...

SourceOregon Health & Science University·JournalNeurology·DateNov 1, 2017

Many prescription drug users not aware of driving-related risks

A study found that nearly 20% of people taking prescription medications with impairment risks are not aware they could be driving impaired, despite receiving warnings or seeing labels. Researchers hope increased warnings and labeling can help drivers make informed decisions about their abilities to drive.

SourceJournal of Studies on Alcohol and Drugs·JournalJournal of Studies on Alcohol and Drugs·DateNov 1, 2017

Study identifies bottlenecks in early seagrass growth

Researchers discovered key limitations to seagrass growth from seed to seedling stage, which could improve restoration efforts. The study found that exposure to waves and grazing animals significantly reduced seed survival rates.

SourceVirginia Institute of Marine Science·JournalScientific Reports·DateNov 1, 2017

New theory addresses how life on Earth arose from the primordial muck

Researchers at UNC and Auckland University propose a new 'peptide-RNA' theory, suggesting genetic instructions (nucleic acids) and small proteins (peptides) interacted to form life. The theory contradicts the widely-held 'RNA-world' hypothesis, which states nucleic acids gave rise to life.

SourceUniversity of North Carolina Health Care·JournalMolecular Biology and Evolution·DateNov 1, 2017
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.

An early Christmas present: Scientists have unwrapped the reindeer genome

A team of Chinese researchers has sequenced and analyzed the reindeer genome, revealing unique features such as a smaller genome size and 335 genes specific to the species. The findings provide valuable resources for understanding the processes of evolution, domestication, and adaptation to extreme environments.

SourceOxford University Press USA·JournalGigaScience·DateNov 1, 2017

UM scientist awarded grant aimed to increase aquaculture production in the US

University of Miami Professor Daniel Benetti has been awarded a $967,000 grant from NOAA to develop hatchery technology for three economically important marine fish species. The project aims to create an affordable supply of seed for commercial producers, relieving pressure on wild stocks without negative economic impacts.

SourceUniversity of Miami Rosenstiel School of Marine, Atmospheric, and Earth Science·DateNov 1, 2017

Survey findings: 4 in 10 healthcare professionals work while sick

A survey of 1,914 healthcare professionals found that four in 10 opt to work while experiencing influenza-like illness, putting patients at risk. Hospital-based providers are among the most likely to do so, highlighting the need for updated paid sick leave policies and tailored strategies to promote healthy choices.

SourceElsevier·JournalAmerican Journal of Infection Control·DateNov 1, 2017

Treatment for dogs alleviates fear of noisy fireworks

A study published in Veterinary Record shows that dexmedetomidine gel significantly reduces behaviors related to fear and anxiety in dogs during fireworks displays. The treatment has been found to be safe and effective, with 72% of dogs showing good or excellent treatment effect.

SourceBMJ Group·JournalVeterinary Record·DateNov 1, 2017

PARP inhibitor may be effective against some TNBC lacking BRCA mutations

Researchers found that PARP inhibitor talazoparib caused regression of patient-derived xenografts (PDXs) of triple-negative breast cancers (TNBC) lacking BRCA mutations. The study suggests that PARP inhibitors may be effective in selected patients with other alterations in DNA damage repair genes.

SourceAmerican Association for Cancer Research·JournalClinical Cancer Research·DateNov 1, 2017
Garmin GPSMAP 67i with inReach

Garmin GPSMAP 67i with inReach provides rugged GNSS navigation, satellite messaging, and SOS for backcountry geology and climate field teams.

Oregon team says physics explains protein unpredictability

University of Oregon researchers used computer simulations to study the evolution of proteins and found that basic physical limitations make uncertainty the norm. The team's findings confirm what many people in the field have observed: unpredictability is universal in biological systems.

SourceUniversity of Oregon·JournalProceedings of the National Academy of Sciences·DateNov 1, 2017

It is time for a concerted European approach to defeat cancer

The European Society for Medical Oncology advocates for a unified and comprehensive cancer research program across Europe. Key findings include the urgent need for integrated cancer research, diagnosis, and treatment targets.

SourceEuropean Society for Medical Oncology·JournalThe Lancet Oncology·DateNov 1, 2017

Babies can use context to look for things, study demonstrates

A new study demonstrates that babies can learn, remember and use contextual cues in a scene to guide their search for objects of interest. The study found that 6-month-old babies showed steady improvement in finding faces in repeated scenes, but didn't get any quicker or more accurate in finding faces in new scenes.

SourceBrown University·JournalDevelopmental Science·DateNov 1, 2017
Meta Quest 3 512GB

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

NASA investigates invisible magnetic bubbles in outer solar system

NASA has launched a fleet of missions to study the planets in our solar system, revealing unique features of each planet's magnetosphere. Earth's and other magnetospheres deflect charged particles away from the planet, but also trap energetic particles in radiation belts.

SourceNASA/Goddard Space Flight Center·DateNov 1, 2017

Zebra 'poo science' improves conservation efforts

Researchers used 'poo science' to analyze glucocorticoid hormones in Cape mountain zebra droppings, revealing chronic stress impacting their health and reproduction. The study identified seven populations with distinct profiles, enabling conservationists to identify at-risk populations and evaluate the effectiveness of conservation plans.

SourceUniversity of Manchester·JournalFunctional Ecology·DateNov 1, 2017

Almost half of those who resolve a problem with drugs or alcohol do so without assistance

A study from the Recovery Research Institute at Massachusetts General Hospital found that almost 9% of respondents to a national survey indicate overcoming a serious problem with drugs or alcohol. Most who resolved their issues (54%) used some form of assistance, such as mutual self-help groups or professional medical treatment.

SourceMassachusetts General Hospital·JournalDrug and Alcohol Dependence·DateNov 1, 2017

One year results from the REDUCE trial reported at TCT 2017

The REDUCE trial found no difference in all-cause mortality, myocardial infarction, and stent thrombosis between three and 12 months of DAPT. Major bleeding rates were similar among treatment arms, but overall mortality rates differed slightly at 1.9% vs 0.8%

SourceCardiovascular Research Foundation·DateNov 1, 2017

Luck plays a role in how language evolves, Penn team finds

A team of linguists and evolutionary biologists found certain linguistic changes occurred due to selective forces, while others were guided by chance. The study analyzed substantial collections of annotated texts and identified patterns where random chance affected rare words more than common ones.

SourceUniversity of Pennsylvania·JournalNature·DateNov 1, 2017
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.

Brexit fallout: An uncertain future for academic scientists

The UK's exit from the EU has led to uncertainties in future policies and funding for research enterprise and science-related higher education. Many researchers worry about accessing grant money and collaborating with EU partners.

SourceAmerican Chemical Society·JournalChemical & Engineering News·DateNov 1, 2017

Chimpanzees shown spontaneously 'taking turns' to solve number puzzle

A new study shows that chimpanzees can work together without external cues to complete a number sequencing task, demonstrating advanced coordination skills. Young chimpanzees showed higher accuracy and speed in taking turns, while mothers were faster individually, highlighting asymmetry in information transmission.

SourceUniversity of Oxford·JournalScientific Reports·DateNov 1, 2017
Fluke 87V Industrial Digital Multimeter

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

Brain tumour's 'addiction' to common amino acid could be its weakness

Researchers found that a diet low in glutamine can enhance chemotherapy's effectiveness and increase life span in mice with medulloblastoma. The study offers hope for improved treatments for childhood brain tumors, which are often associated with significant side effects.

SourceQueen Mary University of London·JournalGenes & Development·DateNov 1, 2017

Co-parenting after the end of a violent marriage: What does the first year look like?

A recent study by researchers at the University of Illinois found that women who experienced coercive controlling violence in their marriages continued to experience higher levels of harassment, conflict, and volatility from their former partners during the first year. In contrast, women who experienced situational couple violence saw ...

SourceUniversity of Illinois College of Agricultural, Consumer and Environmental Sciences·JournalJournal of Family Psychology·DateNov 1, 2017

A quarter of problematic cannabis users have anxiety disorders, many since childhood

Researchers found that nearly three-quarters of participants didn't develop problems with marijuana during young adulthood. The remaining quarter showed varying levels of limited, persistent, and delayed problems, often linked to childhood family conflict and instability. Anxiety disorders were a common issue among these users.

SourceElsevier·JournalJournal of the American Academy of Child & Adolescent Psychiatry·DateNov 1, 2017

The fingerprints of coastal carbon sinks

Researchers have developed a new technique, diffuse reflectance spectroscopy (DRS), to accurately measure soil carbon levels in coastal wetlands like mangrove forests. This method has higher accuracy and is non-toxic, fast, and inexpensive, making it suitable for large-scale monitoring.

SourceAmerican Society of Agronomy·JournalSoil Science Society of America Journal·DateNov 1, 2017

BU finds marijuana use associated with cognitive dysfunction in people with HIV

Research at Boston University School of Medicine found that frequent marijuana use is associated with cognitive dysfunction in people with HIV who have an alcohol or other drug use disorder. The study suggests that marijuana may have detrimental effects on cognitive function in this population, particularly as they age.

SourceBoston University School of Medicine·JournalSubstance Abuse·DateNov 1, 2017
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.

How songbirds learn a new song

Researchers found that songbirds break down the complex task of learning a new song into manageable parts, using a strategy similar to computer algorithms. This approach allows them to adapt their songs with minimal effort and expand their repertoire.

SourceETH Zurich·JournalNature Communications·DateNov 1, 2017

Riding the bike to work is just as effective as leisure time exercise

Researchers from University of Copenhagen find that cycling to and from work is just as effective in reducing fat mass as moderate- or high-intensity leisure-time exercise. The study involved 130 overweight participants who cycled, exercised, or did neither for six months, with significant weight loss found in all groups.

SourceUniversity of Copenhagen - The Faculty of Health and Medical Sciences·JournalInternational Journal of Obesity·DateNov 1, 2017

Molybdenum in Wisconsin wells not from coal ash

Researchers from Duke University and Ohio State University found that high levels of molybdenum in Wisconsin drinking water wells come from natural sources, not coal ash. The study used forensic isotopic 'fingerprinting' and age-dating techniques to determine the contamination's origin.

SourceDuke University·JournalEnvironmental Science & Technology·DateNov 1, 2017
Sky-Watcher EQ6-R Pro Equatorial Mount

Sky-Watcher EQ6-R Pro Equatorial Mount provides precise tracking capacity for deep-sky imaging rigs during long astrophotography sessions.

Close friends linked to a sharper memory

A new study found that SuperAgers -- people aged 80+ with exceptional cognitive ability -- report more satisfying relationships compared to their peers. This association suggests that maintaining strong social networks may be linked to slower cognitive decline.

SourceNorthwestern University·JournalPLOS ONE·DateNov 1, 2017

Rutgers-led research could revolutionize nuclear waste reprocessing and save money

Researchers at Rutgers University have developed an extremely efficient molecular trap that can capture radioactive iodides in spent nuclear reactor fuel, far outperforming existing industrial materials. The material has high porosity and can be recycled and reused, making it a potential game-changer for nuclear waste reprocessing.

SourceRutgers University·JournalNature Communications·DateNov 1, 2017

Scientists trace the stem cells that repopulate bone marrow after transplantation

Researchers have identified a distinct subset of hematopoietic stem cells capable of fully repopulating the bone marrow after transplantation. These cells, marked by specific surface markers, were found to be essential for successful bone marrow transplantation in nonhuman primates and show promise for human applications.

SourceAmerican Association for the Advancement of Science (AAAS)·JournalScience Translational Medicine·DateNov 1, 2017
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.

Vitamin E discovery in maize could lead to more nutritious crop

New research has identified genes controlling vitamin E content in maize grain, a finding that could lead to improving the nutritional profile of this staple crop. Six genes were discovered to encode proteins contributing to antioxidant compounds called tocochromanols, also known as vitamin E.

SourceCornell University·JournalThe Plant Cell·DateNov 1, 2017

Alcohol makes rats more vulnerable to compulsive cocaine use

A new study found that prior alcohol exposure enhances cocaine-seeking behavior in rats, promoting degradation of HDAC4 and HDAC5 proteins. This breakdown creates a permissive environment for cocaine-induced gene expression, increasing vulnerability to compulsive use.

SourceAmerican Association for the Advancement of Science (AAAS)·JournalScience Advances·DateNov 1, 2017

Understanding addiction in the adolescent mind

Researchers have developed a new method using synthetic DNA aptamers to measure cocaine's effect on the brain in real-time with high resolution. The study aims to answer whether age-related differences are due to neuron sensitivity or drug concentration in specific brain areas.

SourceUniversity of Pittsburgh·DateNov 1, 2017
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.

Is he really that into you?

Women who experienced painful father-child relationships perceive greater mating intent in men and exhibit increased sexual arousal when viewing male faces. This study highlights the potential for early childhood experiences to shape adult mating behavior and increase the likelihood of engaging in unrestricted or risky sexual activity.

SourceUniversity of Utah·JournalJournal of Personality and Social Psychology·DateNov 1, 2017

New Greenland maps show more glaciers at risk

Researchers have created high-resolution maps of Greenland's bedrock and coastal seafloor, showing that two to four times more glacier fronts are at risk of accelerated melting than previously thought. The new data suggests that warmer ocean water is melting deeper-seated glaciers, potentially increasing sea level rise.

SourceUniversity of California - Irvine·JournalGeophysical Research Letters·DateNov 1, 2017

Your bones affect your appetite -- and your metabolism!

A recent study discovered that a bone hormone called osteocalcin regulates appetite and energy expenditure. Researchers found that removing an enzyme responsible for activating osteocalcin reduced mice's appetite and increased blood glucose levels.

SourceUniversity of Montreal·JournalJournal of Clinical Investigation·DateNov 1, 2017

From quantum physicist to quantum CEO

Q-Ctrl, founded by University of Sydney's Professor Michael Biercuk, aims to provide trusted quantum control solutions for various industries. The company has attracted multimillion-dollar investments and is focused on reducing qubit errors to improve the performance of quantum devices.

SourceUniversity of Sydney·DateNov 1, 2017
Davis Instruments Vantage Pro2 Weather Station

Davis Instruments Vantage Pro2 Weather Station offers research-grade local weather data for networked stations, campuses, and community observatories.

Researchers find low genetic diversity in domestic ferrets

Researchers discovered low genetic diversity in domestic ferrets globally, making them more susceptible to diseases and disorders. The study highlights the importance of incorporating genetically diverse ferrets from other countries into breeding programs to minimize inbreeding and reduce the risk of disease transmission.

SourceUniversity of Wyoming·JournalEvolutionary Applications·DateNov 1, 2017

Penn researchers demonstrate how to control liquid crystal patterns

Researchers at Penn University have demonstrated the ability to control liquid crystal patterns, which could be useful in creating patchy colloids and microscopic particles with functionalized surfaces. The study was led by Lisa Tran and Randall Kamien and has potential applications in biosensing and energy harvesting.

SourceUniversity of Pennsylvania·JournalPhysical Review X·DateNov 1, 2017

Phase 1 study shows encouraging data for gene replacement therapy for SMA type I

A Phase 1 clinical trial has demonstrated encouraging data for gene replacement therapy in patients with spinal muscular atrophy type 1 (SMA1). The study found that high-dose gene therapy improved motor function and reduced the need for supportive care in patients treated with a single intravenous infusion.

SourceNationwide Children's Hospital·JournalNew England Journal of Medicine·DateNov 1, 2017

Invasive weevil threatens California's palm trees and date industry

The invasive South American palm weevil is killing California's iconic palm trees and threatening the state's $89 million-per-year date industry. Researchers are developing semiochemical formulations to monitor and control populations in an effective, economical, and environmentally-friendly manner.

SourceUniversity of California - Riverside·DateNov 1, 2017
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 tissue-engineered blood vessel replacements one step closer to human trials

Researchers at the University of Minnesota have created lab-grown blood vessel replacements that are non-living yet can be repopulated with cells by the recipient's own cells. The grafts performed well in a recent study with adult baboons, showing healthy cell growth and resistance to infection.

SourceUniversity of Minnesota·JournalScience Translational Medicine·DateNov 1, 2017

Hacking evolution, screening technique may improve most widespread enzyme

Researchers identified an improved form of the enzyme Rubisco, which can enhance carbon dioxide-fixation kinetics. The new screening strategy enabled the discovery of 11 mutations that increased efficiency, with potential applications in crops and sustainable food production.

SourceCarl R. Woese Institute for Genomic Biology, University of Illinois at Urbana-Champaign·JournalJournal of Biological Chemistry·DateNov 1, 2017
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.

Transgender women take triple the number of HIV tests as trans men

A new study from the University at Buffalo found that transgender women, African-Americans, and Hispanics are more likely to receive HIV testing than trans men, whites, or those with stable housing. The research aimed to identify barriers to HIV testing in urban transgender individuals.

SourceUniversity at Buffalo·JournalTransgender Health·DateNov 1, 2017

Are some natural environments more psychologically beneficial than others?

A new study reveals that spending time in rural and coastal locations has a greater positive impact on psychological well-being compared to urban green spaces. Visits to natural areas with protected status and longer durations are associated with stronger emotional connections and improved mental health.

SourceUniversity of Surrey·JournalEnvironment and Behavior·DateNov 1, 2017

Solving of a decade-long mystery could help in fight against TB

Researchers identified two key proteins that allow mycobacterium tuberculosis to evade cell destruction, leading to potential new anti-microbial strategies. Deleting these proteins could inhibit repair mechanisms, making TB more susceptible to treatment.

SourceUniversity of Sussex·JournalNature Communications·DateNov 1, 2017

Why do some obese people have 'healthier' fat tissue than others?

Researchers at the University of Michigan found that some obese adults store their body fat more healthily than others, breaking down fat at slower rates and having fewer inflammatory cells. Aerobic exercise may lead to healthier fat storage, with regular exercisers showing increased blood vessels in their fat tissue.

SourceUniversity of Michigan·JournalJournal of Applied Physiology·DateNov 1, 2017
Celestron NexStar 8SE Computerized Telescope

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

U of G researchers provide fisheries a solution to overharvesting

University of Guelph researchers have developed a model that allows fisheries to meet rising consumer demand while ensuring adequate income and replenishment of natural stocks. The model encourages fisheries to reduce short-term harvests to realize higher long-term yields, promoting sustainable fishing practices.

SourceUniversity of Guelph·JournalProceedings of the National Academy of Sciences·DateNov 1, 2017

Study unveils changes in the brain during extended missions in space

Researchers found permanent effects on human brain structure due to microgravity, including crowding and narrowing of the brain's central sulcus. The study aimed to understand the causes of VIIP syndrome, a condition affecting astronauts' vision and intracranial pressure.

SourceMedical University of South Carolina·JournalNew England Journal of Medicine·DateNov 1, 2017

Jellyfish-inspired electronic skin glows when it gets hurt

Researchers developed an electronic skin that glows when subjected to high-pressure, mimicking the Atolla jellyfish's bioluminescent response. This innovation improves prosthetics and robotics by detecting a wider range of pressures, addressing the limitations of current technologies.

SourceAmerican Chemical Society·JournalACS Applied Materials & Interfaces·DateNov 1, 2017

Landmark asbestos study published in The Lancet Public Health

A landmark study published in The Lancet Public Health has found a link between living in houses with loose-fill asbestos insulation and an increased risk of mesothelioma and colorectal cancer. Men were 2.5 times more likely to develop mesothelioma, while rates of colorectal cancer were higher in both men and women who had lived in con...

SourceAustralian National University·JournalThe Lancet Public Health·DateNov 1, 2017
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.

Physicists describe new dark matter detection strategy

Researchers propose a new method for directly detecting dark matter by exploiting the interaction between superfluid helium and potential dark matter particles. The strategy involves a tub of helium and a positively charged metal pin array to amplify the tiny energy signature of a released atom, enabling the detection of single atoms a...

SourceBrown University·DateNov 1, 2017

Mandated coverage for fertility preservation featured in NEJM

A new law in Rhode Island requires coverage for fertility preservation prior to gonadotoxic medical therapy. The authors of the perspective published in NEJM recommend revising existing non-infertility-related mandates or establishing a separate definition for fertility preservation, which could encourage other states to follow suit.

SourceCare New England·JournalNew England Journal of Medicine·DateNov 1, 2017

Gold nanoantennas help in creation of more powerful nanoelectronics

Scientists used gold nanoparticles with molybdenum disulfide to study strain occurring when a semiconductor contacts a conductor at the nanoscale. They demonstrated localized strain of 1.4% using Tip-Enhanced Raman Spectroscopy, a unique technology that combines optical and atomic force microscopy.

SourceTomsk Polytechnic University·JournalNano Letters·DateNov 1, 2017
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.

Do animals think rationally?

Researcher suggests a wide range of animal species exhibit executive control when making decisions, consciously considering their goals and ways to satisfy them. Studies have shown that elephants, chimpanzees, ravens, and lions engage in rational decision-making, remembering specific events, using tools, and solving problems.

SourceUniversity of Houston·JournalPhilosophy and Phenomenological Research·DateNov 1, 2017

Vanderbilt study shows azithromycin overprescribed for childhood pneumonia

A recent Vanderbilt University Medical Center study found that combination therapy with azithromycin is unnecessary in most cases of pediatric pneumonia. The study of 1418 children showed no significant differences in outcomes between patients treated with a single antibiotic versus a combination of antibiotics. The researchers argue t...

SourceVanderbilt University Medical Center·JournalJAMA Pediatrics·DateNov 1, 2017

Researchers look for dawn of human information sharing

A team of researchers, led by Luke Premo, question the widely accepted timeline of human cultural transmission, suggesting that it may be much more recent. They propose that the Oldowan tool, believed to be one of the first stone tools made by humans, could have been learned through innate skill rather than cultural transmission.

SourceWashington State University·JournalCurrent Anthropology·DateNov 1, 2017
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.

Ensuring the survival of elephants in Laos: A matter of economics

The study found that Laos' elephant population, which has dropped by half in the last 30 years, depends heavily on socio-economic practices. Implementing a 'maternity-leave' system for owners could help offset losses and promote breeding, potentially saving the species.

SourceCNRS·JournalScientific Reports·DateNov 1, 2017

Time to rewrite the dinosaur textbooks? Not quite yet!

A recent proposal to reorganize the traditional dinosaur family tree has sparked debate among experts. However, a new analysis by an international consortium found that the current model of an Ornithischia-Saurischia split remains supported, albeit with weak evidence for an alternative arrangement.

SourceUniversity of Sao Paulo Scientific Outreach Unit·JournalNature·DateNov 1, 2017

Breast cancer patients forego post-surgery treatment due to mistrust, study suggests

A large survey of breast cancer patients found that nearly one-third went against their doctor's advice and chose not to complete recommended adjuvant anti-cancer therapy. Patients with higher distrust in the healthcare system were more likely to report noncompliance, highlighting the need for strategies beyond boosting physician trust.

SourceJohns Hopkins Bloomberg School of Public Health·DateNov 1, 2017

Investigating the collateral effects of antibiotics

A new study found that most antibiotics decrease bacterial motility in multidrug-resistant Salmonella, but kanamycin increased swarming in one strain. Researchers hope to identify the accessory genes responsible for this effect to inform antibiotic choice.

SourceAmerican Society for Microbiology·JournalmSphere·DateNov 1, 2017

New analysis shows Brazil slows deforestation with land registration program

A new study by Oregon State University shows that Brazil's environmental land registration program has slowed down deforestation on private land, particularly in the Amazon region. The CAR (Cadastro Ambiental Rural) system allows landowners to demonstrate compliance with regulations and provides a mechanism for government monitoring.

SourceOregon State University·JournalConservation Letters·DateNov 1, 2017

Saliva proteins could explain why some people overuse salt

A study found that people who can easily taste salt have differing amounts of salivary proteins than those who are less sensitive. This could lead to the development of more palatable low-sodium foods.

SourceAmerican Chemical Society·JournalJournal of Agricultural and Food Chemistry·DateNov 1, 2017