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Science News for January 13, 2020


Bacteria-shredding tech to fight drug-resistant superbugs

Researchers at RMIT University have developed a new technology to destroy bacteria and bacterial biofilm without harming good cells, offering a potential solution to the deadly problem of antibiotic resistance. The technology uses precision-engineered liquid metals to physically rip bacteria to shreds and smash through the biofilm wher...

SourceRMIT University·JournalACS Nano·DateJan 13, 2020

Recycled plastics transformed into 3D printing material

A new project at Aarhus University aims to develop a standardized, documentable 3D printing filament from recycled plastics. The goal is to improve the industry's reliance on new plastics and reduce waste., This innovation has the potential to significantly impact the environment and climate in the long term.

SourceAarhus University·DateJan 13, 2020
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.

Climate change and violent conflict

Researchers used microeconomics and hydrology models to study the relationship between climate change and violent conflict. They found that human adaptation to changed conditions may decrease conflicts over coveted resources.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateJan 13, 2020

Hospital critical care resuscitation unit improves patients' chances of survival

Patients treated in a specialized resuscitation unit received faster treatment and better health outcomes, including a 36% lower risk of dying than those transferred directly to traditional intensive care units. The CCRU improved access to critical care resources and definitive surgical treatment.

SourceUniversity of Maryland School of Medicine·JournalJournal of Emergency Medicine·DateJan 13, 2020

Global diets are converging, with benefits and problems

Research found that South Korea, China, and Taiwan have experienced significant changes in food supply, with increased animal source foods and sugar contributing to obesity issues. In contrast, many Western countries have seen declines in animal source foods and sugar, accompanied by increases in vegetable availability.

SourceUniversity of Kent·JournalNature Food·DateJan 13, 2020

Study: Humanity's footprint is squashing world's wildlife

A new study found that 85% of terrestrial vertebrate species are under intense human pressure, with 16% entirely exposed. Threatened species and those with small ranges are disproportionately affected.

SourceWildlife Conservation Society·JournalGlobal Ecology and Conservation·DateJan 13, 2020

Customer reviews and health inspections drive consistent good hygiene at restaurants

A new study finds that online reviews can effectively gauge restaurant hygiene during periods between inspections. Roughly 30% of New York City restaurants decline hygiene standards within 90 days of certification. Continuous monitoring is crucial to maintain cleanliness at eateries.

SourceInstitute for Operations Research and the Management Sciences·JournalInformation Systems Research·DateJan 13, 2020
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.

Stars need a partner to spin universe's brightest explosions

Researchers have discovered that tidal effects from a close binary companion can cause a star to spin fast enough to launch material into space, forming a gamma-ray burst. This phenomenon is necessary for creating the most luminous events in the universe, observable from Earth when their jet of material is pointed directly at us.

SourceUniversity of Warwick·JournalMonthly Notices of the Royal Astronomical Society·DateJan 13, 2020

Carnegie Mellon leverages AI to give voice to the voiceless

Researchers developed an AI system to analyze hundreds of thousands of comments on social media, identifying positive comments defending disenfranchised minorities. The system can reduce manual efforts to find these 'help speech' comments by up to 88%.

SourceCarnegie Mellon University·DateJan 13, 2020

Yale-led team finds parents can curb teen drinking and driving

A Yale-led team found that parental monitoring and teen awareness of their parents' attitudes on alcohol use can have life-saving effects. The study showed that teens who knew their parents disapproved of drinking were less likely to drive while impaired four years later.

SourceYale University·JournalPEDIATRICS·DateJan 13, 2020
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.

Genetics of glucocorticoid resistance in asthma

Researchers identified a variant in the HSD3B1 gene associated with resistance to glucocorticoids in severe asthma patients. The study suggests that genetic testing may help tailor treatment strategies for individuals with severe asthma, offering new hope for improved management of this chronic condition.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateJan 13, 2020

Study finds potential new treatment for preventing post traumatic stress disorder

Researchers at the Centre for Addiction and Mental Health have identified a protein complex elevated in PTSD patients, which could serve as a blood-based biomarker for diagnosis and treatment. A developed peptide has been shown to prevent recall or encoding of fear memories, suggesting potential for symptom prevention or treatment.

SourceCentre for Addiction and Mental Health·JournalJournal of Clinical Investigation·DateJan 13, 2020

Physicists prove that 2D and 3D liquids are fundamentally different

Researchers discovered that two-dimensional liquids exhibit collective motion and long-wavelength fluctuations, which differ from the random Brownian motion seen in three-dimensional liquids. This finding helps explain puzzling differences in liquid dynamics and opens avenues for understanding complex fluid behavior.

SourceNanyang Technological University·JournalProceedings of the National Academy of Sciences·DateJan 13, 2020

Study: 'Value instantiation' key to luxury brands' and social responsibility

A new study suggests that luxury brands can overcome the clash between self-enhancement values and social responsibility by showcasing philanthropic activities of celebrities like Matt Damon and Angelina Jolie. This approach helps consumers reconcile their desire for status with a sense of altruism, leading to more favorable responses ...

SourceUniversity of Illinois at Urbana-Champaign, News Bureau·JournalMarketing Letters·DateJan 13, 2020

PREVAC-UP: The Partnership for Research on Ebola Vaccination extends follow-up

The Partnership for Research on Ebola Vaccination (PREVAC) has received additional funding to evaluate three Ebola vaccine regimens for long-term safety and durability. The PREVAC-UP project will assess these factors over 5 years after vaccination, as well as the impact of co-infections like malaria and helminths on immune responses.

SourceINSERM (Institut national de la santé et de la recherche médicale)·DateJan 13, 2020
Apple iPhone 17 Pro

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

Investigation: Problems in clinical trial reporting continue amid lax federal enforcement

A recent investigation by Science found that companies, universities, and institutions are often non-compliant with the requirement to report clinical trial results in a federal database. More than 55% of trials violated this law, yet regulatory agencies have failed to enforce penalties or actions against violators.

SourceAmerican Association for the Advancement of Science (AAAS)·JournalScience·DateJan 13, 2020

Truvada should remain first choice for HIV prevention, experts say

Experts argue against switching from Truvada to Tenofovir Alafenamide for PrEP, citing limited data on the newer drug's effectiveness in diverse populations. The current medication, Truvada, has been shown to be safe and effective with ample evidence of its safety and effectiveness.

SourceHarvard Pilgrim Health Care Institute·JournalAnnals of Internal Medicine·DateJan 13, 2020

Atomic tuning on cobalt enables an eightfold increase of H2O2 production

Researchers have developed a new cobalt-based catalyst that enables an eightfold increase in hydrogen peroxide (H2O2) production, a major electronic cleaning chemical. The catalyst, Co1-NG(O), is highly stable and efficient, producing up to 8 times more H2O2 than existing noble metal-based electrocatalysts.

SourceInstitute for Basic Science·JournalNature Materials·DateJan 13, 2020
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.

Widespread droughts affect southern California water sources six times a century

Research led by University of Arizona found simultaneous droughts in Southern California's main water sources occurred six times per century on average. Perfect droughts lasting two or more years coincide with high pressure off the northwest Pacific Coast and storm tracks shifted north.

SourceUniversity of Arizona·JournalJAWRA Journal of the American Water Resources Association·DateJan 13, 2020

Study finds novel molecular therapeutic target for colon cancer

Scientists identified a new biological pathway (RICTOR/mTORC2) as a potential therapeutic target for colon cancer. Targeting this pathway could enhance the effectiveness of chemotherapy treatments. The study also highlights the importance of SMAD4 gene mutations in colon cancer progression.

SourceBoston University School of Medicine·JournalMolecular Cancer Research·DateJan 13, 2020

Using light to learn

Research in fruit flies found that environmental light exposure activates light-sensitive neurons, triggering the production of memory maintenance proteins. This study suggests that long-term memories require active maintenance through natural lighting conditions.

SourceSociety for Neuroscience·DateJan 13, 2020

Wayne State University to address urgent need for STEM educators

The TRUE Project will prepare 36 diverse professionals as K-12 STEM teachers over 18 months, integrating culturally responsive education and trauma-informed learning. The project aims to fill openings in science and math classrooms with a diverse pool of teachers.

SourceWayne State University - Office of the Vice President for Research·DateJan 13, 2020
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.

Reducing the risk of blood clots in artificial heart valves

Researchers have identified a mechanism that contributes to clot formation in mechanical heart valves. By modifying the valve's design, turbulent vortices can be eliminated, reducing the risk of blood clots and strokes. This breakthrough could lead to life without blood thinners for thousands of people with artificial heart valves.

SourceUniversity of Bern·JournalPhysical Review Fluids·DateJan 13, 2020

Leviathan polymer brush made with E. coli holds bacteria at bay

Researchers created a biocompatible material by engineering E. coli to overproduce an enzyme that makes extremely long polymer brushes. These bristles are virtually impenetrable to bacteria, hindering the spread of biofilms and potentially improving medical applications.

SourceGeorgia Institute of Technology·JournalNature Communications·DateJan 13, 2020

Study sheds light on link between cannabis, anxiety and stress

Researchers at Vanderbilt University Medical Center found a molecule produced by the brain that reduces anxiety-causing connections between two brain regions. This discovery could lead to pharmacologic treatments regulating anxiety and depressive symptoms in people with stress-related anxiety disorders.

SourceVanderbilt University Medical Center·JournalNeuron·DateJan 13, 2020
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.

Long-term memory performance depends upon gating system, study finds

A study from Scripps Research reveals that memories are stored in two forms: intermediate-term memory and protein-synthesis dependent long-term memory. Silencing specific genes, Ras and Raf, enhances intermediate-term memories while eliminating long-term memory performance.

SourceScripps Research Institute·JournalProceedings of the National Academy of Sciences·DateJan 13, 2020

Boost to lung immunity following infection

New research found that after recovery from a respiratory infection, particular cells in the innate immune system in the lung are more effective, offering extra protection against new infections. This heightened immunity is due to the production of cytokines by lung macrophages, which cause inflammation and help fight pathogens.

SourceThe Francis Crick Institute·JournalNature Immunology·DateJan 13, 2020

New mechanism may safely prevent and reverse obesity

Blocking a cellular receptor called AHR prevents and reverses obesity in mice by inhibiting key genes involved in fat metabolism. Researchers at Dartmouth's Norris Cotton Cancer Center found that the drug NF, which blocks AHR, can not only prevent but also reverse obesity in study mice.

SourceDartmouth Health·JournalInternational Journal of Obesity·DateJan 13, 2020
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.

Engineering artificial organisms

Scientists created artificial organisms by combining contractile and passive tissues, achieving high-performing candidates that matched predicted behaviors. The developed method can be applied to designing living machines for various applications.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateJan 13, 2020

First robust cell culture model for the hepatitis E virus

The researchers have created a robust cell culture model for the hepatitis E virus, producing approximately 100 times more infectious virus particles than previous models. This allows for extensive studies on the virus and its impact on human liver cells, enabling the identification of key genes involved in the infection.

SourceRuhr-University Bochum·JournalProceedings of the National Academy of Sciences·DateJan 13, 2020

'Swiss cheese' bones could be cause of unexplained low back pain

A study published in Nature Communications suggests that age-related changes to spinal cartilaginous tissue can lead to painful nerve growth, causing unexplained low back pain. The research found that a porous structure in the cartilage endplates can invite abnormal nerve growth, making the normal load-bearing work of the spine painful.

SourceJohns Hopkins Medicine·JournalNature Communications·DateJan 13, 2020

Higher rates of post-natal depression among autistic mothers

A new study reveals that autistic mothers experience higher rates of post-natal depression, with 60% reporting difficulties in coping with domestic responsibilities and creating social opportunities. Despite challenges, many reported prioritizing their child's needs and seeking help when needed.

SourceUniversity of Cambridge·JournalMolecular Autism·DateJan 13, 2020
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.

Grasshoppers' response to gravity

The American grasshopper's circulatory system responds dramatically to changes in body position due to gravity, affecting blood and air distribution. Physiological compensation mechanisms similar to vertebrates suggest an ancient, widespread response to gravitational forces.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateJan 13, 2020

Fisheries management is actually working, global analysis shows

A global analysis by the University of Washington found that nearly half of the world's fish catch comes from sustainably managed stocks. Effective management is credited as the main reason for these sustainable levels or successful rebuilding.

SourceUniversity of Washington·JournalProceedings of the National Academy of Sciences·DateJan 13, 2020
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.

The advantage of changing sex in fish population recovery

Sex-changing fish species can recover faster and more predictably than fixed-sex species when fishing is eliminated within Marine Protected Areas. This is because they can replace lost males with females, increasing reproduction rates.

SourceEcological Society of America·JournalEcological Applications·DateJan 13, 2020

Modeling storm surge extremes

Researchers developed a model to estimate storm surge extremes by exploiting sea level dependencies, yielding good agreement with tide gauge data and reduced uncertainty. The new approach enables estimation of storm surge levels at arbitrary ungauged locations.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateJan 13, 2020

Predicting non-native invasions in Antarctica

A new study identifies 13 non-native species most likely to invade Antarctica's Antarctic Peninsula region over the next decade. The invasion could have devastating effects on fragile polar biological communities and ecosystems. Comprehensive biosecurity checks are crucial to prevent invasive species from reaching Antarctica.

SourceBritish Antarctic Survey·JournalGlobal Change Biology·DateJan 13, 2020

Study offers new insight into brain connectivity

Researchers develop new framework to understand changes in brain activity and connections, with implications for modeling brain disease mechanisms. The study identifies three categories of dynamic interaction between neurons involved in cognitive function.

SourceGeorgia State University·JournalTrends in Cognitive Sciences·DateJan 13, 2020
Fluke 87V Industrial Digital Multimeter

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

Influential electrons? Physicists uncover a quantum relationship

Researchers at NYU and partner institutions have mapped electron energies with unprecedented clarity, uncovering a quantum relationship between electrons known as hybridization. This breakthrough provides new insight into the physics of topological insulators.

SourceNew York University·JournalNature Physics·DateJan 13, 2020

Neutrophils are equipped with a 'disarmament' program that prevents the immune system going 'out of control'

Researchers at CNIC discovered a 'disarmament' mechanism in neutrophils that reduces their toxic capacity to prevent damage to healthy tissues. This innate system, driven by CXCR2 and circadian rhythms, helps regulate the immune response and could have implications for treating conditions like myocardial infarction and stroke.

SourceCentro Nacional de Investigaciones Cardiovasculares Carlos III (F.S.P.)·JournalNature Immunology·DateJan 13, 2020
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.

Iodine may slow ozone layer recovery

A new study has quantified small levels of iodine in the stratosphere and links it to ozone layer decline. The research suggests that air pollution from the surface can trigger ozone destruction higher in the atmosphere.

SourceUniversity of Colorado at Boulder·JournalProceedings of the National Academy of Sciences·DateJan 13, 2020

Nano-objects of desire: Assembling ordered nanostructures in 3D

Researchers developed a platform to organize nanomaterials of different types into desired 3-D structures using DNA-programmable nanofabrication. The platform can create materials with unique optical, chemical, and other properties at the nanoscale, enabling new applications in fields like display technology and nanomanufacturing.

SourceDOE/Brookhaven National Laboratory·JournalNature Materials·DateJan 13, 2020

Knee replacement timing is all wrong for most patients

A new study found that 90% of patients with knee osteoarthritis are waiting too long for knee replacement surgery, losing function, while 25% of those without need get the procedure prematurely. This delays deterioration and reduces mobility, leading to additional health issues.

SourceNorthwestern University·JournalJournal of Bone and Joint Surgery·DateJan 13, 2020

Research identifies possible on/off switch for plant growth

A study from UC Riverside identifies a protein called IRK that controls plant growth and division. Turning off the gene producing IRK increases root cell division, potentially leading to bigger roots and better nutrient uptake.

SourceUniversity of California - Riverside·JournalDevelopmental Cell·DateJan 13, 2020
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.

Participants in environmental health studies vulnerable to re-identification

Researchers at Silent Spring Institute found that anonymized environmental health data can be traced back to individuals. The study highlights the need for greater protections for participants in human research studies, particularly with the proposed federal rule by EPA requiring scientists to make their data public.

SourceSilent Spring Institute·JournalEnvironmental Health Perspectives·DateJan 13, 2020

Team builds the first living robots

A team of scientists has created the first living robots, 'xenobots', by assembling frog embryo cells into new life forms. These biodegradable organisms can move, heal themselves, and even carry payloads, promising advances in drug delivery, toxic waste clean-up, and more.

SourceUniversity of Vermont·JournalProceedings of the National Academy of Sciences·DateJan 13, 2020

How ancient trees maintain longevity

Old Ginkgo biloba trees display similar gene expression for flavonoids and other resistance genes in young and old trees. Increasing age is not accompanied by a significant decrease in leaf area or growth rate, suggesting that these trees may stay healthy due to robust stress defenses.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateJan 13, 2020

Study questions routine troponin testing for ACS in geriatric patients with NSCs

A study published in Academic Emergency Medicine found that troponin testing for acute coronary syndrome (ACS) in selected elderly patients with nonspecific complaints (NCSs) may not be necessary due to a low diagnostic yield. The study revealed an elevated troponin in 20% of patients but only a 1.2% ACS rate.

SourceSociety for Academic Emergency Medicine·JournalAcademic Emergency Medicine·DateJan 13, 2020
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.

How retailers can make more money in online auctions

Researchers found that concentrating auctions to certain days of the week leads to a 7.3% increase in platform revenues. Shortening or lengthening auctions impacts the number of buyers bidding, with optimal listings influencing supply and demand

SourceUniversity of Maryland·JournalManagement Science·DateJan 13, 2020

SGLT2 inhibitors may reduce the risk of gout in patients with type 2 diabetes

A recent study published in Annals of Internal Medicine found that adults with type 2 diabetes who were newly prescribed SGLT2 inhibitors had a lower rate of gout compared to those prescribed GLP1 agonists. This suggests that SGLT2 inhibitors may be effective in reducing the risk of gout among patients with type 2 diabetes.

SourceAmerican College of Physicians·JournalAnnals of Internal Medicine·DateJan 13, 2020

Artificial muscle sheets transform stem cells into bone

Researchers have developed a new method to transform stem cells into bone cells using an artificial muscle sheet with shape-memory function. This technology has potential applications in treating complex bone fractures by culturing stem cells on the sheet and adapting them to directly strengthen bones.

SourceHelmholtz-Zentrum Hereon·JournalProceedings of the National Academy of Sciences·DateJan 13, 2020
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.

TESS dates an ancient collision with our galaxy

A team of scientists has used data from the TESS satellite and ground-based telescopes to determine an ancient collision between our galaxy and Gaia-Enceladus occurred early in its history. The study reveals new insights into the history of the Milky Way, providing a timeline for the collision.

SourceUniversity of Birmingham·JournalNature Astronomy·DateJan 13, 2020

New study reveals international movements of Atlantic tarpon, need for protection

A new study by the University of Miami Rosenstiel School revealed that Atlantic tarpon migrate thousands of kilometers in distance beyond U.S. borders. The research found the fish use both freshwater and estuarine habitats throughout their life, with previously unknown spawning locations identified in Florida and the Gulf of Mexico.

SourceUniversity of Miami Rosenstiel School of Marine, Atmospheric, and Earth Science·JournalFish and Fisheries·DateJan 13, 2020

Connecting the dots in the migraine brain

Researchers found structural brain connectivity changes between migraine patients and healthy volunteers, as well as between episodic and chronic migraine patients. Strengthening connectivity was observed in areas implicated in migraine's pathophysiology, while weakening connectivity patterns were seen in the temporal lobe of migraine ...

SourceInternational Headache Society·JournalCephalalgia·DateJan 13, 2020
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.

Common foods can help 'landscape' the jungle of our gut microbiome

Researchers found compounds in commonly consumed foods trigger phage production, killing harmful bacteria and promoting beneficial bacteria growth. This 'landscape' approach has far-reaching implications for controlling harmful microbes and maintaining a healthy gut microbiome.

SourceSan Diego State University·JournalGut Microbes·DateJan 13, 2020

Climate gas budgets highly overestimate methane discharge from Arctic Ocean

Scientists found that seasonal temperature variations in the Arctic Ocean significantly impact methane emissions, with a 43% decrease in colder conditions. This study corrected existing estimates in the methane emissions budget, highlighting the importance of considering seasonal changes in biogeochemical processes.

SourceUiT The Arctic University of Norway·JournalNature Geoscience·DateJan 13, 2020

APS tip sheet: High energy gamma rays

Scientists with the HAWC Collaboration have detected gamma-ray emissions at unprecedented energy levels above 56 TeV. The findings suggest the presence of Galactic accelerators, known as PeVatrons, which could be a new area of research for pulsars and supernova remnants.

SourceAmerican Physical Society·JournalPhysical Review Letters·DateJan 13, 2020
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.

Improving fish stocks with fishery management

A study reveals that effective fisheries management can increase fish stock abundance and reduce yield loss from overfishing. In regions with less developed management, high fishing pressure results in a three-fold greater harvest rate compared to well-managed areas.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateJan 13, 2020

Record-setting ocean warmth continued in 2019

A new analysis shows the world's oceans were the warmest in 2019 than any other time in recorded human history. The study reveals that the past ten years have been the warmest on record for global ocean temperatures, with significant consequences for marine life and extreme weather events.

SourceInstitute of Atmospheric Physics, Chinese Academy of Sciences·JournalAdvances in Atmospheric Sciences·DateJan 13, 2020

A new model of metabolism draws from thermodynamics and 'omics'

A new mathematical model, ETFL, accurately models enzyme expression and its associated metabolic cost in living cells. The model integrates biochemistry, thermodynamics, and multi-omics data to predict enzyme activity and metabolism.

SourceEcole Polytechnique Fédérale de Lausanne·JournalNature Communications·DateJan 13, 2020
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.

Risk of lead exposure linked to decreased brain volume in adolescents

A new study published in Nature Medicine reveals a relationship between lead exposure risk and brain structure in children from lower-income families. The research found that an increased risk of lead exposure is associated with decreases in cognitive performance and brain volume, but not in mid- or high-income families.

SourceChildren's Hospital Los Angeles·JournalNature Medicine·DateJan 13, 2020

Researchers solve a scientific mystery about evaporation

A team of researchers from the University of Houston has solved a scientific mystery about evaporation, shedding light on its role in industrial processes. The new understanding eliminates a long-standing bottleneck in predicting evaporation rates, enabling more accurate simulations and design of advanced systems.

SourceUniversity of Houston·JournalThe Journal of Physical Chemistry C·DateJan 13, 2020
Celestron NexStar 8SE Computerized Telescope

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

Researchers find minimally invasive procedure to treat chronic Achilles tendon disorder improves patient outcomes and reduces recovery time

Researchers have developed a minimally invasive procedure to treat chronic Achilles tendon disorder, reducing pain and recovery time. The percutaneous Zadek osteotomy (ZO) technique has shown significant improvement in functional outcomes and faster recovery times compared to traditional open surgery.

SourceThe Mount Sinai Hospital / Mount Sinai School of Medicine·JournalFoot and Ankle Surgery·DateJan 13, 2020

Glacier retreat and atmospheric mercury

Research suggests that glacier retreat leads to increased mercury uptake by vegetation, which can sequester more mercury than released glaciers. This phenomenon is not accounted for in current global models and has significant implications for global mercury cycling.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateJan 13, 2020
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.

Israeli docs strike big blow to superbugs

A team of Israeli researchers has identified a short window of opportunity for treating antibiotic-resistant infections, where aggressive bacteria can be controlled with currently-available therapies. This breakthrough offers new hope for patients fighting life-threatening infections with weakened immune systems.

SourceThe Hebrew University of Jerusalem·JournalScience·DateJan 13, 2020

Engineers develop 'chameleon metals' that change surfaces in response to heat

Researchers at Iowa State University have created liquid metal alloys that can change their surface structure in response to heat, allowing for the development of 'smart' alloy systems. This technology could inspire design of tunable surface patterns and their composition with temperature for applications such as sensing and catalysis.

SourceIowa State University·JournalAngewandte Chemie·DateJan 13, 2020

CLICS: World's largest database of cross-linguistic lexical associations

The latest version of CLICS significantly increases the number of languages and concepts available, allowing researchers to study colexifications on a global scale. The database facilitates standardization of linguistic datasets and provides solutions to persistent challenges in linguistic research.

SourceMax Planck Institute of Geoanthropology·JournalScientific Data·DateJan 13, 2020
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.

A replacement for exercise?

Researchers found that Sestrin, a naturally occurring protein, can improve endurance and respiration in flies and mice. It may also help prevent muscle atrophy, potentially leading to new treatments for aging-related muscle wasting.

SourceMichigan Medicine - University of Michigan·JournalNature Communications·DateJan 13, 2020

When pregnant moms are stressed out, babies' brains suffer

A study found that pregnant women with congenital heart disease (CHD) are more likely to test positive for stress, anxiety, and depression, which can impair fetal brain development. The study suggests that routine screening for psychological distress is crucial during prenatal care.

SourceChildren's National Hospital·JournalJAMA Pediatrics·DateJan 13, 2020

Children's packed lunches lack nutritional quality

A recent study found that fewer than two in every 100 packed lunches meet nutritional standards, with an increase in vegetables and a decrease in sugary food. The researchers argue that the Government should make fresh vegetables freely available in schools and that the food industry should develop healthier options.

SourceUniversity of Leeds·JournalBMJ Open·DateJan 13, 2020
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.

Burnout linked with irregular heartbeat

A large study published in the European Journal of Preventive Cardiology found that individuals with burnout syndrome are at a 20% higher risk of developing atrial fibrillation. Chronic stress and inflammation may be key mechanisms behind this association.

SourceEuropean Society of Cardiology·JournalEuropean Journal of Preventive Cardiology·DateJan 13, 2020

Circular RNA limits skin cancer spread

Researchers at NYU Langone Health have discovered a new role for circular RNA in regulating the spread of melanoma cancers. The study found that CDR1as blocks the aggressive growth of cancer cells, while its loss promotes it. Higher levels of CDR1as were linked to increased survival rates among patients with melanoma.

SourceNYU Langone Health / NYU Grossman School of Medicine·JournalCancer Cell·DateJan 13, 2020

Experimental therapy may offer hope for rare genetic disorders

Researchers at Massachusetts General Hospital have developed a new therapy to alleviate problems caused by dysfunctional mitochondria, which produce energy in cells. The discovery could lead to treatments for rare diseases and age-associated disorders characterized by redox imbalance.

SourceMassachusetts General Hospital·JournalNature Biotechnology·DateJan 13, 2020

Herpes simplex viruses: new relationships between epidemiology and history

Researchers have found that herpes simplex virus type 2 migrated to the Americas through the transatlantic slave trade, contradicting previous theories. The viruses originated in Africa around 5000 years ago and 18th century events led to their spread.

SourceSMBE Journals (Molecular Biology and Evolution and Genome Biology and Evolution)·JournalMolecular Biology and Evolution·DateJan 13, 2020
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.

Connector fungi offer new clues to fate of nitrogen in warming tundra

Researchers discovered that fungi associated with shallow-rooted tundra shrubs can access deep nitrogen stores from thawing permafrost, regardless of the plant's root system. This finding has implications for understanding the fate of nitrogen in a warming Arctic and potentially offsetting carbon losses.

SourceNorthern Arizona University·JournalNew Phytologist·DateJan 13, 2020

Ancient migration of Brazilian Native Americans

The study reveals that ancient Tupí took a direct route from the Amazon to the Atlantic Coast, giving rise to coastal Tupí and Guaraní populations. Genomic data from present-day individuals also supports the hypothesis that Native Americans left the Amazon to search for new land to cultivate.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateJan 13, 2020

Isotopically enriched cubic boron nitride reveals high thermal conductivity

Researchers confirmed the high thermal conductivity of isotopically enriched cubic boron nitride, a discovery that could lead to breakthroughs in cooling microelectronics. The team made the unique compound and measured its thermal conductivity, confirming theoretical predictions and opening up new avenues for research.

SourceBoston College·JournalScience·DateJan 13, 2020

Ages of interstellar dust particles

Researchers used neon isotopes to date silicon carbide grains in the Murchison CM2 meteorite, finding 60% with ages under 300 million years. Grains over 1 billion years old suggest shielded survival through supernova shockwaves.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateJan 13, 2020

WSU study aims to prevent adverse drug reactions in dogs

A recent WSU study discovered a rare genetic mutation in greyhounds that affects their ability to break down certain anesthetics, but also found similar mutations in popular breeds like golden retrievers and Labrador retrievers. The research team is working on a simple cheek swab test to detect the mutation and provide accurate advice ...

SourceWashington State University·JournalScientific Reports·DateJan 13, 2020
Meta Quest 3 512GB

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

A single gene for scent reception separates two species of orchid bees

A study in Nature Communications reveals that the unique perfume chemistry of two species of orchid bees, Euglossa viridissima and Euglossa dilemma, is driven by a single olfactory receptor gene. The researchers found that the two species can be distinguished by their distinct perfume compounds, which are mediated by the OR41 gene.

SourceUniversity of California - Davis·JournalNature Communications·DateJan 13, 2020

Collective leadership groups maintain cohesion and act decisively

New research reveals that collective leadership groups in professional service firms can maintain cohesion and act decisively when faced with a crisis. The study found that an individual 'heroic' leader within the collective played a crucial role in resolving the crisis, with the Senior Partner mobilizing a hidden hierarchy to build su...

SourceCity St George’s, University of London·JournalLeadership·DateJan 13, 2020
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.

Tuning optical resonators gives researchers control over transparency

Scientists at Washington University in St. Louis have created an optical resonator system that can turn transparency on and off, allowing for control over a process called electromagnetically induced transparency. This technology has far-reaching implications for applications such as quantum computing, communications, and more.

SourceWashington University in St. Louis·JournalNature Physics·DateJan 13, 2020

Iodine in the stratosphere

Researchers detected inorganic iodine in the stratosphere at a concentration of 0.77 parts per trillion by volume, suggesting it plays a crucial role in ozone depletion. Iodine emissions from humans may increase particle formation and continue to affect stratospheric ozone levels.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateJan 13, 2020

Program proves effective in preventing dating violence with middle school students

A new program has been shown to reduce abusive behaviors among middle school male athletes towards their female peers. The Coaching Boys Into Men program, which trains coaches to speak frankly with their male athletes about stopping violence against women and girls, was found to increase positive bystander behaviors by over 50% in part...

SourceUniversity of Pittsburgh·JournalJAMA Pediatrics·DateJan 13, 2020

'Real' rape stereotype may affect child rape trials

A study by Anglia Ruskin University found that the presence of a weapon and outdoor location significantly influenced jury verdicts in child stranger rape cases. Verdicts were predicted by two offense-related factors, increasing the odds of conviction by 412% and 360%, respectively.

SourceAnglia Ruskin University·JournalChild Abuse & Neglect·DateJan 13, 2020

Connecting the dots in the sky could shed new light on dark matter

Researchers discovered a correlation between the unresolved gamma-ray background and matter distribution in the distant universe, suggesting that dark matter could be a source of the faint cosmic glow. The study used data from the Dark Energy Survey and Fermi Gamma-ray Space Telescope to analyze the correlation.

SourceDOE/SLAC National Accelerator Laboratory·JournalPhysical Review Letters·DateJan 13, 2020

Future subtropical warming accelerates tropical climate change

A new study published in Nature Climate Change concludes that future subtropical warming is the main culprit behind accelerated tropical climate change. This phenomenon originates from the interaction of atmospheric and oceanic circulation changes, as well as cloud processes between subtropical and tropical regions.

SourceInstitute for Basic Science·JournalNature Climate Change·DateJan 13, 2020

Missing link in palaeognath evolution

Researchers at Flinders University have discovered a surprising anatomical connection between the giant cassowary, its closest relative the emu, and the extinct New Zealand moa and small South American tinamou. The study reveals that the syrinx, hyoid, and larynx structures of these birds are more similar than previously thought, provi...

SourceFlinders University·JournalBMC Evolutionary Biology·DateJan 13, 2020

Jane Lubchenco selected as the first recipient of the Mary Sears Medal

Dr. Jane Lubchenco, a pioneering marine biologist and educator, has been awarded the first-ever Mary Sears Medal for her groundbreaking work on biodiversity and rocky seashore ecology. Her contributions to restoring ocean health and sustainable fisheries have had a lasting impact on the field of marine biology.

SourceThe Oceanography Society·DateJan 13, 2020

NASA tracking Tropical Storm Claudia battling wind shear

Tropical Storm Claudia is battling strong vertical wind shear as it moves away from Western Australia and through the Southern Indian Ocean. The storm's shape, elongated from west to east, provides forecasters with an idea of its organization and strength.

SourceNASA/Goddard Space Flight Center·DateJan 13, 2020

Using caffeine as a tool to study information processing

A new study uses caffeine to explore active cognitive processing stages in adults using a Go/NoGo task. The researchers found qualitatively different effects of caffeine on adults compared to children, providing clues about adult cognitive strategies and their dependence on the adenosine system.

SourceMary Ann Liebert, Inc./Genetic Engineering News·JournalJournal of Caffeine and Adenosine Research·DateJan 13, 2020

A new approach to making airplane parts, minus the massive infrastructure

Researchers create carbon nanotube film that generates heat, causing materials to fuse together without the need for huge ovens or autoclaves. The technique produces composites as strong as those made in conventional manufacturing methods, using only 1% of the energy.

SourceMassachusetts Institute of Technology·JournalAdvanced Materials Interfaces·DateJan 13, 2020

High temperatures due to global warming will be dramatic even for tardigrades

A study by University of Copenhagen researchers reveals that tardigrades are vulnerable to long-term high temperature exposures, with median lethal temperatures ranging from 37.1°C for active animals and 82.7°C for desiccated specimens. This finding highlights the Achilles heel of these super-resistant animals.

SourceUniversity of Copenhagen - Faculty of Science·JournalScientific Reports·DateJan 13, 2020

Online educational videos boost cancer knowledge

Rutgers researchers found that online educational videos boost cancer knowledge and awareness among viewers, leading to increased behavioral changes such as self-skin inspections and lung cancer screening. The study highlights the potential of digital health videos to reach disadvantaged populations and improve health outcomes.

SourceRutgers University·JournalJournal of Cancer Education·DateJan 13, 2020

How nodules stay on top at the bottom of the sea

A new study published in Geology reveals that deep-sea nodules remain uncovered due to their association with seafloor fauna, which forages and burrows sediment around them. The findings suggest that the regions where nodules occur are more extensive than previously thought, highlighting potential economic and conservation implications.

SourceGeological Society of America·JournalGeology·DateJan 13, 2020

Man versus machine: Can AI do science?

Researchers develop a machine capable of solving complex theoretical physics problems, outperforming humans in speed and accuracy. The machine successfully reproduces phase diagrams and independently figures out mathematical equations, opening up new possibilities for quantum computing.

SourceOkinawa Institute of Science and Technology (OIST) Graduate University·JournalPhysical Review B·DateJan 13, 2020

Atlantic circulation collapse could cut British crop farming

A new study suggests that a collapse of the Atlantic Meridional Overturning Circulation (AMOC) would lead to widespread cessation of arable farming in Britain, resulting in a substantial reduction in agricultural output. The AMOC brings heat from the tropics, making Britain warmer and wetter than it would otherwise be.

SourceUniversity of Exeter·JournalNature Food·DateJan 13, 2020

Vitamin B6, leukemia's deadly addiction

Researchers found that leukemia cells are 'addicted' to vitamin B6, using it to accelerate cell division. By limiting this enzyme's activity, a new drug could slow or stop cancer growth without harming healthy cells.

SourceCold Spring Harbor Laboratory·JournalCancer Cell·DateJan 13, 2020

Collision helped make the Milky Way -- and now we know when

Astronomers have pinpointed an early galactic merger that helped shape the Milky Way, occurring 11.5 billion years ago when Gaia-Enceladus slammed into what then existed of the galaxy. This discovery provides important insights into the accretion process that formed the Milky Way.

SourceYale University·JournalNature Astronomy·DateJan 13, 2020

Grant to help UniSA researchers develop personalised cancer treatment

A $300,000 grant will help UniSA researcher Dr Stephanie Reuter Lange explore how computer-based modelling can optimise cancer treatment and remove the need for expensive clinical trials. The goal is to tailor drug dosages to individual patients to maximise tumour response and minimise side effects.

SourceUniversity of South Australia·DateJan 13, 2020

Nanosatellites improve detection of early-season corn nitrogen stress

Scientists at the University of Illinois have developed nanosatellite technology that can detect nitrogen stress in corn early in the season. This allows farmers to plan in-season nitrogen fertilizer applications and alleviate nutrient stress for crops, potentially increasing yield and reducing environmental impact.

SourceUniversity of Illinois College of Agricultural, Consumer and Environmental Sciences·JournalIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing·DateJan 13, 2020

AI can detect low-glucose levels via ECG without fingerprick test

Researchers at the University of Warwick developed an AI technology that can detect hypoglycaemic events from raw ECG signals using wearable sensors with 82% reliability. This non-invasive method could replace fingerprick testing, particularly useful for pediatric patients.

SourceUniversity of Warwick·JournalScientific Reports·DateJan 13, 2020