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Science News for November 16, 2017


Influx of earth-bound positrons must have exotic origin, study suggests

Researchers analyzing data from the HAWC gamma-ray observatory suggest that excess positrons may originate from dark matter annihilation or decay. The study's findings indicate that positrons generated by nearby pulsars cannot reach Earth, leading to the conclusion of an exotic origin.

SourceAmerican Association for the Advancement of Science (AAAS)·JournalScience·DateNov 16, 2017

'Wooden shoe' rather wear sneakers?

Western University researchers have found a high prevalence of bone lesions in the feet of 19th-Century Dutch farmers who wore wooden shoes, also known as klompen. The study suggests that these shoes were partly to blame for the injuries and trauma suffered by the farmers.

SourceUniversity of Western Ontario·JournalInternational Journal of Paleopathology·DateNov 16, 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.

New tool predicts risk of heart attack in older surgery patients

Researchers developed a predictive tool to accurately estimate cardiac risks for older patients undergoing non-cardiac surgery. The 'Geriatric-Sensitive Perioperative Cardiac Risk Index' considers age-specific risk factors and significantly outperforms traditional tools.

SourceUniversity of California - Los Angeles Health Sciences·JournalJournal of the American Heart Association·DateNov 16, 2017

Production timings could stem illegal wildlife laundering

Researchers have developed a method to flag up potentially illegal wildlife trade by analyzing the growth rates of certain species. A study published in Biological Conservation has found that understanding these growth rates can help identify when an item is not yet legally available for sale, allowing authorities to act earlier.

SourceUniversity of Kent·JournalBiological Conservation·DateNov 16, 2017

Using social media big data to combat prescription drug crisis

A critical review of existing literature reveals that social media big data can be used to monitor and intervene on behalf of people with drug addiction and abuse problems. Researchers have developed an evidence-based framework to inform future social media-based substance use prevention and recovery programs.

SourceThe Geisel School of Medicine at Dartmouth·JournalJournal of Medical Internet Research·DateNov 16, 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.

The stacked color sensor

Researchers have developed a stacked color sensor using perovskites, which improves colour recognition and light sensitivity. This allows for more accurate image capture and enables the creation of smaller pixel sizes, potentially leading to higher spatial resolution in various analysis technologies.

SourceSwiss Federal Laboratories for Materials Science and Technology (EMPA)·JournalNPG Asia Materials·DateNov 16, 2017

Veni vidi vici: How natural killer cells conquer the superbug Klebsiella

Natural killer cells play a crucial role in controlling bacterial growth during lung infections, and their communication with immune response regulators helps orchestrate an antibacterial program. This study provides new insights into the development of novel therapeutics against multidrug-resistant pathogens.

SourceUniversity of Vienna·JournalPLOS Pathogens·DateNov 16, 2017

New painkillers reduce overdose risk

Scientists at Scripps Research Institute developed new opioid pain relievers that are as potent as morphine but do not slow or stop breathing, reducing the risk of overdose. The compounds show a spectrum of bias between signaling pathways, providing an opportunity to expand the therapeutic window and administer drugs safely.

SourceScripps Research Institute·JournalCell·DateNov 16, 2017
Apple iPhone 17 Pro

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

MUSC leads research on potential lupus treatment

Researchers at MUSC are testing whether mesenchymal stem cells can help people with treatment-resistant lupus. The study, led by Gary Gilkeson and Diane Kamen, marks a milestone in lupus research and aims to develop better treatments.

SourceMedical University of South Carolina·DateNov 16, 2017

Bacteria in a beetle makes it a leaf-eater

A leaf-eating beetle has evolved a symbiotic relationship with bacteria that allows it to break down pectin, a plant cell wall component. The bacterium, which has a tiny genome, has the power to degrade pectin, enabling the beetle's digestive system to access nutrients.

SourceEmory Health Sciences·JournalCell·DateNov 16, 2017

'Ion billiards' cue novel material synthesis method

Researchers at Hokkaido University have developed a novel material synthesis method that utilizes protons to introduce ions into host materials. This liquid-free process enables the homogenous introduction of various ions, such as lithium and sodium, into tantalum sulfide, maintaining its crystallinity.

SourceHokkaido University·JournalJournal of the American Chemical Society·DateNov 16, 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.

Stress can lead to risky decisions

Researchers found that stressed animals chose high-risk options despite increased costs, and restored normal behavior by manipulating the prefronto-striosome circuit. This study suggests a potential method for treating disorders like depression and addiction.

SourceMassachusetts Institute of Technology·JournalCell·DateNov 16, 2017

Math gets real in strong, lightweight structures

Rice researchers successfully printed complex schwarzite structures with computer algorithms and 3-D printers, showcasing their strength, lightness, and durability. The discovery may lead to high-load-bearing components for buildings, cars, and aircraft, as well as nanoscale electronic devices and battery components.

SourceRice University·JournalAdvanced Materials·DateNov 16, 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.

Tooth cavities can be fought 'naturally'

Galla Chinensis has been identified as a strong potential agent in preventing dental caries due to its antibacterial capacity and tooth mineralization benefit. The main active ingredient of Galla Chinensis is unknown, but medium molecular weight gallotannins have been shown to be most effective.

SourceBentham Science Publishers·JournalThe Open Dentistry Journal·DateNov 16, 2017

Paraplegic rats walk and regain feeling after stem cell treatment

Researchers have successfully treated paraplegic rats using human stem cells, which have shown significantly improved mobility and sensory perception after spinal cord injury. The engineered tissue containing stem cells also demonstrated some degree of spinal cord healing.

SourceFrontiers·JournalFrontiers in Neuroscience·DateNov 16, 2017

Computer program finds new uses for old drugs

A computer program called DrugPredict has been developed to repurpose FDA-approved drugs for new indications, including the potential treatment of epithelial ovarian cancer. The researchers found that common pain medications like aspirin can kill ovarian cancer cells, and NSAIDs may also have applications in this area.

SourceCase Western Reserve University·JournalOncogene·DateNov 16, 2017

Kill switches for engineered microbes gone rogue

Researchers at Harvard's Wyss Institute have developed two new types of kill switches for engineered microbes, ensuring biocontainment and stable autonomous control. The Essentializer and Cryodeath systems use toxin/anti-toxin combinations to regulate bacterial growth and confine them to specific environments.

SourceWyss Institute for Biologically Inspired Engineering at Harvard·JournalScience Robotics·DateNov 16, 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.

Unlocking the secrets of Ebola

Scientists have identified two biomarkers that accurately predict patient survival in Ebola cases. The study analyzed blood samples from survivors and fatal cases, revealing distinct metabolic responses and immune-related molecules. These findings could improve treatment allocation and patient outcomes.

SourceDOE/Pacific Northwest National Laboratory·JournalCell Host & Microbe·DateNov 16, 2017

Microbial resident enables beetles to feed on a leafy diet

A bacterium in a species of leaf beetles provides the beetle with enzymes required to break down certain plant cell wall components. The symbiotic bacteria reside in special organs near the gut and have the smallest genome ever sequenced outside a host cell.

SourceMax Planck Institute for Chemical Ecology·JournalCell·DateNov 16, 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.

Reversing opioid overdose: Concentrated naloxone nasal spray as good as injection

A recent study published in Addiction has found that a concentrated 2mg intranasal naloxone spray delivers naloxone as effectively as the standard 0.4mg intramuscular injection over the critical first 15 minutes. The nasal spray maintains blood levels of naloxone more than twice as high as the IM levels for two hours after administration.

SourceSociety for the Study of Addiction·JournalAddiction·DateNov 16, 2017

Midwifery care at hospitals is associated with fewer medical interventions

A study by University of Massachusetts Amherst researchers found that hospitals with higher midwife-attended births had lower rates of cesarean deliveries and episiotomies among low-risk pregnancies. The findings suggest that increased access to midwifery care could enhance perinatal care and reduce costs.

SourceUniversity of Massachusetts Amherst·DateNov 16, 2017

More than a numbers game: New technique gauges microbial communities by biomass

A new method assesses microbial community structure by quantifying protein abundance, revealing more about the role of microbes in animal and plant health, disease, and environmental processes. The technique was tested in various environments, including Rocky Mountain alkaline soda lakes and human saliva, with promising results.

SourceNorth Carolina State University·JournalNature Communications·DateNov 16, 2017

Study: For older women, every movement matters

A UB-led study of over 6,000 older women found that those who engaged in 30 minutes of light physical activity per day had a 12% lower risk of death. Moderate to vigorous activities also showed significant mortality benefits, extending to women with high and low functional ability.

SourceUniversity at Buffalo·JournalJournal of the American Geriatrics Society·DateNov 16, 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.

Groundwater recharge in the American west under climate change

A new study projects that groundwater recharge will increase in the northern US and decrease in the south as climate change takes hold. The research used global climate models and found varying effects across different hydro-climatic regions, highlighting the need for better management and policy.

SourceUniversity of Arizona·JournalGeophysical Research Letters·DateNov 16, 2017

Identified: Power grid links vulnerable to cascading failures

A new study found that a small set of vulnerable patches in power grid networks disproportionately cause costly cascading failures. The study analyzed data from the U.S.-Canadian power grid system and developed a model of network connectedness, revealing that only 10.8% of links ever underwent primary failure.

SourceAmerican Association for the Advancement of Science (AAAS)·JournalScience·DateNov 16, 2017

Sabga Foundation pledges $1 million towards TGen pancreatic cancer research

The Sabga Foundation has pledged $1 million to support a clinical trial at the Translational Genomics Research Institute (TGen) in testing revolutionary new treatments for pancreatic cancer. This initiative aims to find answers to eradicate this devastating disease, which claims hundreds of thousands of lives worldwide.

SourceThe Translational Genomics Research Institute·DateNov 16, 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.

Epigenetics help keep the immune system running

Researchers have identified key epigenetic marks and proteins that control the production of antibodies in the immune system. By understanding these systems, scientists hope to develop new diagnostic tests and therapies to boost the body's response to infection.

SourceBabraham Institute·JournalFrontiers in Immunology·DateNov 16, 2017

Solar minimum surprisingly constant

Researchers analyzed over 60 years of solar microwave data and found consistent microwave intensities and spectra at the minimums of each cycle, contrasting with varying intensity and spectrum during periods of maximum solar activity. This discovery sheds light on understanding the creation and amplification of solar magnetic fields.

SourceNational Institutes of Natural Sciences·DateNov 16, 2017

A study proposes to elaborate the term 'parental abuse by children'

The study suggests alternative terms like 'maternal abuse by children' to clarify the main victim. Researchers found that mothers are predominantly victims, followed by fathers, who often face abuse alongside their mothers. The study emphasizes the need for further research from a legal perspective.

SourceUniversity of Granada·JournalAnales de Derecho·DateNov 16, 2017

NSF-supported scientists present research

Researchers at Critical Zone Observatories (CZOs) will discuss various topics related to the critical zone, a region where fresh water flows, rock turns to soil, and life flourishes. Studies include the effects of Hurricane Maria on the Luquillo, Puerto Rico, critical zone and wildfire in the critical zone.

SourceU.S. National Science Foundation·DateNov 16, 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.

'The Brazilian Zika outbreak could end soon'

Scientists from the German Center for Infection Research found that the Zika virus has a high seroprevalence rate in Salvador, northeastern Brazil, suggesting that further outbreaks are unlikely. The study linked this finding to increased population immunity and socioeconomic factors such as poverty.

SourceGerman Center for Infection Research·JournalmBio·DateNov 16, 2017

Workplace sexual harassment 'a chronic problem,' says APA president

Research suggests that workplace sexual harassment is primarily aimed at women but can affect men as well. Women tend to report more adverse effects than men, including anxiety, depression, and post-traumatic stress. Organizational climate and hierarchical power dynamics are key predictors of workplace sexual harassment.

SourceAmerican Psychological Association·JournalJournal of Occupational Health Psychology·DateNov 16, 2017

Passenger pigeon genome shows effects of natural selection in a huge population

A new study analyzes DNA from museum specimens and finds that passenger pigeons' low genetic diversity was caused by natural selection, which spread beneficial mutations rapidly and eliminated deleterious ones. The research suggests that the species' adaptation to large flocks may have become a liability when their population declined.

SourceUniversity of California - Santa Cruz·JournalScience·DateNov 16, 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.

New imaging technique peers inside living cells

A novel imaging system called Ultrasound Bioprobe enables high-resolution views of sub-cellular structures in live cells, overcoming previous limitations. This breakthrough has potential applications in early diagnostics and therapeutic strategies for diseases.

SourceNorthwestern University·JournalScience Advances·DateNov 16, 2017

Helping children with ADHD thrive in the classroom

Researchers at University of Kentucky have developed an after-school program to help children with ADHD succeed academically and build confidence. The program uses small group activities and explicit comprehension strategies to improve academic performance.

SourceUniversity of Kentucky·DateNov 16, 2017

Cross off that 'to do' list, study shows all daily activity can prolong life

A study published in the Journal of the American Geriatrics Society found that women over age 65 who engaged in regular light physical activity had a reduced risk of mortality. Adding 30 minutes per day of moderate activity further lowered mortality risk by 39%.

SourceUniversity of California - San Diego·JournalJournal of the American Geriatrics Society·DateNov 16, 2017

A structural clue to attacking malaria's 'Achilles heel'

Scientists provide detailed picture of how human antibodies bind to malaria parasite's circumsporozoite protein, a key target for vaccine development. The study could lead to enhanced efficacy and duration of protection against malaria.

SourceScripps Research Institute·JournalProceedings of the National Academy of Sciences·DateNov 16, 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.

Study shows codeine prescribed to children despite FDA warning against it

A new study reveals that codeine was still being prescribed to one in 20 children undergoing tonsil and adenoid surgery two years after the FDA issued a warning about its risks. The research suggests safer alternatives like acetaminophen and ibuprofen can be effective for managing post-surgical pain.

SourceUniversity of Chicago Medical Center·JournalPEDIATRICS·DateNov 16, 2017

Gene discovery may halt worldwide wheat epidemic

Researchers at UC Davis identified a gene that enables resistance to Ug99, a devastating strain of stem rust threatening global food security. Breeders can use molecular markers to select for the genes and develop varieties with multiple resistance levels.

SourceUniversity of California - Davis·JournalProceedings of the National Academy of Sciences·DateNov 16, 2017

Intervention becomes first to successfully reduce risk of dementia

A randomized controlled trial found that computerized speed of processing training significantly reduced the risk of dementia among older adults. Participants who completed more training sessions had lower risk, with a 5.9% incidence rate compared to 10.8% in the control group.

SourceUniversity of South Florida (USF Health)·DateNov 16, 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.

Genomic study explores evolution of gentle 'killer bees' in Puerto Rico

Africanized honey bees, which are more docile than other so-called 'killer bees', retain most of their African heritage but have shifted genetic traits towards European honey bees. This rapid evolution likely occurred due to living on a densely populated island where humans eradicated aggressive bees, favoring the gentler counterparts.

SourceUniversity of Illinois at Urbana-Champaign, News Bureau·JournalNature Communications·DateNov 16, 2017

Micro-spectroscopy opens new routes for diagnostics

Researchers develop a new spectrometer to analyze single living cells in situ, providing mechanical and chemical maps of the system. The study reveals that oncogene expression causes significant softening in cells, making them more invasive.

SourceLight Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS·DateNov 16, 2017

Discovery of a promising medication for amyotrophic lateral sclerosis (ALS)

Researchers have discovered a potential treatment for amyotrophic lateral sclerosis (ALS) using the medication pimozide, which was found to stabilize progression and alleviate symptoms in animal models. A limited clinical trial on human subjects suggests that pimozide may be effective in improving patients' quality of life.

SourceUniversity of Montreal Hospital Research Centre (CRCHUM)·JournalJCI Insight·DateNov 16, 2017

Study reveals how the songbird changes its tune

Finches learn to adjust their songs depending on the situation they are in, with two distinct brain regions involved in this process: one for generalizable rules and another that can override them. This study provides insights into how humans learn complex behaviors like language and movement disorders.

SourceUniversity of California - San Francisco·JournalNeuron·DateNov 16, 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.

Grand Challenges Explorations grant for Strathclyde

The University of Strathclyde has received a Grand Challenges Explorations grant to monitor premature and at-risk babies using a new skin-worn sensor. The Neo-PATch prototype detects plasma analytes without blood samples, enabling timely treatment and keeping newborns safe with their mothers.

SourceUniversity of Strathclyde·DateNov 16, 2017

Why do employees cheat? Too much pressure

A recent study from the University of Georgia found that high-performance pressure in the workplace leads to cheating behavior among employees. The study suggests that managers can help prevent this by coaching employees on viewing pressure as non-threatening and focusing on ethical performance standards.

SourceUniversity of Georgia·JournalJournal of Applied Psychology·DateNov 16, 2017

To trim away a protein

Scientists have developed Trim-Away, a novel method that directly and quickly depletes proteins from any cell type. This technique utilizes a protein called Trim21 to recognize antibodies directed against specific cellular proteins, allowing researchers to study their function in natural environment.

SourceMax-Planck-Gesellschaft·JournalCell·DateNov 16, 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.

Additive manufacturing and sustainability: The environmental implications of 3-D printing

A new special issue of Yale's Journal of Industrial Ecology investigates the environmental, energy, and health impacts of additive manufacturing. The research reveals that while 3D printing offers local production and zero-waste potential, its environmental performance depends on machine usage patterns and material configurations.

SourceYale School of the Environment·JournalJournal of Industrial Ecology·DateNov 16, 2017

Naturally occurring molecule may help prevent and treat atherosclerosis and gum disease

Researchers found that topical application of Resolvin E1 on gum tissues prevented and treated gum disease, while also reducing the likelihood of advanced arterial plaque rupture. The study suggests effective preventive and therapeutic treatments for heart disease and gum disease without unwanted side effects.

SourceBoston University School of Medicine·JournalCurrent Atherosclerosis Reports·DateNov 16, 2017

Springer launches new interdisciplinary psychology journal

Human Arenas will publish a mix of theoretical and empirical studies on higher psychological functions in human phenomena, focusing on analysis and critical discussion of crucial data. The journal encourages exploration of ideas and productive thinking through novel forms of scientific enquiry and writing.

SourceSpringer·JournalHuman Arenas·DateNov 16, 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.

Renaissance of the iron-air battery

Researchers at Forschungszentrum Jülich observe deposits forming on iron electrodes during operation, revealing a key to improving battery performance. The findings enhance energy density and capacity, paving the way for widespread adoption in mobile applications.

SourceForschungszentrum Juelich·JournalNano Energy·DateNov 16, 2017

A new way to reduce surgery complications stemming from high blood sugar

Researchers have identified a new blood-sugar marker, fructosamine, that can predict patients at highest risk of complications after joint surgery. The test detects changes in glucose control faster than current markers, which could help prevent life-threatening post-surgery complications.

SourceThomas Jefferson University·JournalJournal of Bone and Joint Surgery·DateNov 16, 2017

Employees want to sit down less and walk more during work days

Research published in BMC Research Notes found that desk-based workers spent 73% of their working day sitting down, but wanted to spend only 53.8% of it doing so. They also preferred spending more time walking and standing during work hours, with an additional 46 minutes per eight-hour day for walking and 26 minutes for standing.

SourceBMC (BioMed Central)·JournalBMC Research Notes·DateNov 16, 2017

A new window into electron behavior

Physicists at MIT and Princeton University have developed a new technique to map the energy and momentum of electrons beneath a material's surface. By using momentum and energy resolved tunneling spectroscopy, researchers can visualize the band structure of materials, which determines their electrical and optical properties.

SourceMassachusetts Institute of Technology·JournalScience·DateNov 16, 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.

Want safe travels? Find freeways with these features

A study by Brigham Young University researchers found that lower speed limits were linked to higher rates of accidents, contrary to expectations. Increasing shoulder width and using concrete barriers were also associated with a decrease in crash risk.

SourceBrigham Young University·JournalStatistical Modelling·DateNov 16, 2017

UT Dallas study tackles the divide over NFL players' protests

A UT Dallas study found a sharp racial divide in opinions on NFL players' protests, with 90% of black respondents supporting kneeling during the national anthem. The survey also showed that 100% of black respondents believe the NFL should not punish protesters, while only 25% of non-black respondents agree.

SourceUniversity of Texas at Dallas·JournalDeviant Behavior·DateNov 16, 2017

When vegetables are closer in price to chips, people eat healthier, Drexel study finds

A recent Drexel University study discovered that when vegetables and dairy products are pricier than unhealthy snacks like chips, people's dietary quality suffers significantly. The researchers found a strong link between the price gap and lower odds of having a healthy diet, particularly among middle-income groups.

SourceDrexel University·JournalInternational Journal of Environmental Research and Public Health·DateNov 16, 2017

Detailed view of immune proteins could lead to new pathogen-defense strategies

Researchers use cryo-EM to visualize the molecular interface between flagellin and NAIP5, revealing how bacteria are recognized by the immune system. The study found that flagellin is in contact with six different parts of NAIP5, providing new insights into potential strategies for protection from pathogens.

SourceDOE/Lawrence Berkeley National Laboratory·JournalScience·DateNov 16, 2017

Nearby pulsars shed light on the antimatter puzzle

Researchers used the HAWC Observatory to study two nearby pulsars, Geminga and PSR B0656+14, which produced high-energy positrons in cosmic rays. The analysis found that while pulsar radiation contributed some positrons, it was not enough to explain the excess.

SourceThe Henryk Niewodniczanski Institute of Nuclear Physics Polish Academy of Sciences·JournalScience·DateNov 16, 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 update on the road to better plastics for a sustainable future

Scientists have made progress in creating more sustainable plastics from plants, but developing recyclable materials remains a challenge. Degradable plastics face difficulties degrading in natural environments due to varying factors such as humidity and microorganisms.

SourceAmerican Association for the Advancement of Science (AAAS)·JournalScience·DateNov 16, 2017

A new way to store thermal energy

Researchers at MIT have developed a new chemical composite that can store thermal energy during the day and release it when needed. The hybrid material uses molecular switches to change shape in response to light, allowing for controlled thermal energy storage.

SourceMassachusetts Institute of Technology·JournalNature Communications·DateNov 16, 2017

Why are minorities underrepresented in genetic cancer studies?

A study published in Journal of Cancer Survivorship found that motivation to provide samples for genetic tests depends on oncologist engagement or religion, rather than race. Women with better access to healthcare and a greater sense of well-being were more likely to participate in genetic research.

SourceSpringer·JournalJournal of Cancer Survivorship·DateNov 16, 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.

Study raises possibility of naturally acquired immunity against Zika virus

Researchers at Cincinnati Children's Hospital Medical Center discovered that some women who develop symptom-free Zika infections may acquire immunity that protects them from future infections and their offspring. This finding suggests the possibility of developing diagnostic tests to identify naturally immune women, which could help pr...

SourceCincinnati Children's Hospital Medical Center·JournalPLOS Pathogens·DateNov 16, 2017

Environmental factors may trigger lupus onset and progression

Researchers find that environmental triggers play a crucial role in lupus development alongside genetic predisposition. Environmental factors such as particulate air pollution, ultraviolet radiation, and heavy metals can exacerbate the condition.

SourceUniversity of Cincinnati·JournalSeminars in Arthritis and Rheumatism·DateNov 16, 2017

Secrets of succulents' water-wise ways revealed

Scientists at the University of Liverpool have discovered the molecular processes behind crassulacean acid metabolism (CAM) photosynthesis in succulents. They found that the PPCK enzyme is essential for optimizing CO2 capture and storage, and that alterations in the circadian clock can affect CAM function.

SourceUniversity of Liverpool·JournalThe Plant Cell·DateNov 16, 2017

Methodologies in orthodontic pain management: A review

Researchers discuss conventional versus newly introduced treatment modalities for managing orthodontic pain, highlighting the importance of individualized assessment and case-by-case decision-making.

SourceBentham Science Publishers·JournalThe Open Dentistry Journal·DateNov 16, 2017

Can a common ingredient in laundry detergent help advance diabetes research?

Researchers from Wake Forest Institute for Regenerative Medicine discovered that sodium percarbonate and calcium peroxide improved insulin-producing cell function and viability in lab-built bioartificial pancreas. Oxygen-generating materials could potentially supplement cells' high oxygen needs, aiding in diabetes treatment.

SourceAtrium Health Wake Forest Baptist·JournalBiomaterials Science·DateNov 16, 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.

Ceria nanoparticles: It is the surface that matters

Researchers studied ceria nanoparticles using probe molecules and a complex ultrahigh vacuum-infrared measurement system, gaining insights into their surface chemistry. The findings suggest that surface defects and oxygen vacancies enhance the high catalytic activity of these nanoparticles.

SourceKarlsruher Institut für Technologie (KIT)·JournalApplied Chemistry·DateNov 16, 2017

New physical model explains the origin of Earth's water

A new physical model proposes that most of Earth's water came from objects scattered into the inner Solar System by Jupiter's rapid growth. The model suggests that Jupiter's massive size and gravitational pull disturbed thousands of water-rich planetesimals, delivering them to the region currently occupied by Earth's orbit.

SourceFundação de Amparo à Pesquisa do Estado de São Paulo·JournalIcarus·DateNov 16, 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.

NIST scientists discover how to switch liver cancer cell growth from 2-D to 3-D structures

Scientists at NIST have discovered a way to make tiny colonies of cells grow in three-dimensional structures inside petri dishes, paving the way for more realistic biological environments for testing pharmaceuticals. The method could help bridge the gap between lab and living creature testing, speeding up drug development.

SourceNational Institute of Standards and Technology (NIST)·JournalACS Biomaterials Science & Engineering·DateNov 16, 2017

NASA detects solar flare pulses at sun and Earth

Scientists have discovered oscillations in solar flares that exhibit pulses or oscillations in the amount of energy being sent out. These findings offer new insights into the origins of massive solar flares and their effects on space weather.

SourceNASA/Goddard Space Flight Center·JournalThe Astrophysical Journal Letters·DateNov 16, 2017

UCLA Engineering develops 'internet of things' for the battlefield

A team of UCLA engineers is developing an Internet of Things (IoT) system tailored to the challenges of the battlefield, enabled by data-driven decision making and secure platforms. The system aims to increase mission success and reduce casualties in rapidly changing situations.

SourceUCLA Samueli School of Engineering·DateNov 16, 2017

New talking therapy could help cancer survivors cope after treatment

A new project led by Queen Mary University of London aims to develop and test a talking-based therapy for cancer survivors, addressing issues such as fatigue, fear of recurrence, and concerns about returning to work. The therapy, Acceptance and Commitment Therapy (ACT), will be assessed in a full trial involving 344 participants.

SourceQueen Mary University of London·DateNov 16, 2017

New research could predict La Niña drought years in advance

Scientists improve drought prediction for La Niña events with two new studies, predicting a second year of drought due to the current La Niña. The research found that La Niña's impact on atmospheric circulation and southern U.S. drought becomes stronger in the second year.

SourceUniversity of Texas at Austin·JournalGeophysical Research Letters·DateNov 16, 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.

Newly found immune defence could pave way to treat allergies

Researchers at the University of Edinburgh identified a previously unknown mechanism by which immune responses are regulated. The discovery found that Th2 cells express EGFR, releasing defense molecules only in response to parasites, preventing tissue damage.

SourceUniversity of Edinburgh·JournalImmunity·DateNov 16, 2017

Russian scientist determined the normal content of boron in the human body

A Russian researcher and his colleagues have determined the normal range of boron in human tissues, revealing its importance in metabolism. The study found that men and women have different dietary balances but similar boron functions, suggesting a gender-independent metabolism.

SourceRUDN University·JournalJournal of Trace Elements in Medicine and Biology·DateNov 16, 2017

Finding Majoranas

Researchers at UCSB have made a breakthrough in generating Majorana quasiparticles, which are essential for topological quantum computing. By using 'hashtag'-shaped nanowires, the team has successfully coaxed these exotic states into existence, paving the way for braiding and potentially revolutionizing quantum information processing.

SourceUniversity of California - Santa Barbara·JournalNature·DateNov 16, 2017

A new test to measure the effectiveness of CF drugs

A new lab model was developed to test new therapeutics for cystic fibrosis. The model uses primary bronchial epithelial cells from CF patients and infectious/inflammatory factors normally found in the CF airways.

SourceUniversity of North Carolina Health Care·JournalAmerican Journal of Respiratory and Critical Care Medicine·DateNov 16, 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.

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.

Chance discovery of forgotten 1960s 'preprint' experiment

Researchers have long used preprints to accelerate scientific discovery. A forgotten biology preprint experiment from the 1960s has been unearthed, revealing a long history of resistance to open knowledge sharing among publishers and learned societies.

SourcePLOS·JournalPLOS Biology·DateNov 16, 2017

Could this protein protect people against coronary artery disease?

A study published in the American Journal of Pathology found that higher levels of the protein CXCL5 are associated with clearer heart arteries and lower risk of coronary artery disease. Researchers believe that mimicking or increasing CXCL5 production could lead to new prevention and treatment strategies for CAD.

SourceUniversity of North Carolina Health Care·JournalAmerican Journal Of Pathology·DateNov 16, 2017

Sight-saving imaging technology secures funding

The University of Liverpool's Ultra-Sensitive Optical Coherence Tomography (Ultra-OCT) system is developing a state-of-the-art imaging technology to revolutionise the detection, diagnosis, and management of corneal eye conditions. The system boasts a resolution of 2 micrometres and can scan 1,000 times faster than existing OCT machines.

SourceUniversity of Liverpool·DateNov 16, 2017

Molecular guardian defends cells, organs against excess cholesterol

Researchers at Harvard T.H. Chan School of Public Health discovered Nrf1 protein's role in maintaining cholesterol balance within cells. The protein senses and responds to excess cholesterol, promoting protective countermeasures and potentially treating diseases where cholesterol metabolism is disrupted.

SourceHarvard T.H. Chan School of Public Health·JournalCell·DateNov 16, 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.

New method analyzes corn kernel characteristics

A new imaging machine developed at the University of Illinois estimates the number of kernels per ear and provides detailed information about each kernel's shape, size, and location. The technology has the potential to revolutionize plant breeding and genetic research by enabling high-throughput phenotyping.

SourceUniversity of Illinois College of Agricultural, Consumer and Environmental Sciences·DateNov 16, 2017

Old World monkeys could be key to a new, powerful rheumatoid arthritis therapy

Researchers have identified a peptide called θ-defensin 1 (RTD-1) found in Old World monkeys that has the potential to stop or reverse rheumatoid arthritis progression. RTD-1 treatment resulted in greater disease resolution and higher complete disease resolution rates compared to established treatments.

SourceUniversity of Southern California - Health Sciences·JournalPLOS ONE·DateNov 16, 2017

Spanking linked to increase in children's behavior problems

A new study published in Psychological Science found that spanking is associated with an increased risk of behavioral problems in children. Children who were spanked by their parents showed greater increases in behavior problems at ages 6 and 8 compared to those who were not spanked, according to the study.

SourceAssociation for Psychological Science·JournalPsychological Science·DateNov 16, 2017

How the immune system identifies invading bacteria

The mouse immune system uses six different ways to identify invading bacteria, scanning the bacterial protein in detail. This effective immune response helps understand why certain bacteria can evade detection.

SourceHoward Hughes Medical Institute·JournalScience·DateNov 16, 2017

Research reveals biological mechanism of a leading cause of childhood blindness

Optic nerve hypoplasia is a leading cause of childhood blindness in developed nations, and researchers have discovered the biological mechanism behind it. The condition affects brain growth during development, particularly with the CASK gene, which helps provide architectural support for neuronal communication.

SourceVirginia Tech·JournalInvestigative Ophthalmology & Visual Science·DateNov 16, 2017

Species in the north are more vulnerable to climate change

New research challenges common perception that polar species are best at adapting to changing temperatures. Acclimation is most effective at temperate latitudes, with slow seasonal changes allowing for optimal adaptation. This could alter our understanding of which species are most vulnerable to climate change.

SourceLund University·JournalThe American Naturalist·DateNov 16, 2017

High-altitude observatory sheds light on origin of excess anti-matter

A new study using the High-Altitude Water Cherenkov (HAWC) observatory found that two rapidly spinning stars are unlikely to be the source of excess anti-matter particles near Earth. The observations rule out a simple explanation involving nearby collapsed stars, leaving dark matter as a possible culprit.

SourceUniversity of Maryland·JournalScience·DateNov 16, 2017

Separating side effects could hold key for safer opioids

Researchers separate pain relief and breathing effects in opioids, revealing a 'biased signaling' mechanism with a 'therapeutic window' of safer alternatives. This finding could lead to new opioid medications without the risk of respiratory failure.

SourceNIH/National Institute on Drug Abuse·JournalCell·DateNov 16, 2017

Andalusian experts discover new procedures for DNA stability

Researchers from the University of Seville have discovered that genes located near nuclear pores contribute to maintaining genome stability. The study found that anchoring DNA to the pore during transcription prevents DNA-RNA hybrids, a natural source of genome instability.

SourceUniversity of Seville·JournalProceedings of the National Academy of Sciences·DateNov 16, 2017