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Science News for April 23, 2018


IBS patients obtain robust, enduring relief from home-based treatment program

A landmark study found that IBS patients who learned to control severe GI symptoms at home saw significant improvement, comparable to those treated with multiple clinic visits. The home-based behavioral treatment approach provided sustained relief for up to six months, overcoming a common barrier in rural healthcare.

SourceUniversity at Buffalo·JournalGASTROENTEROLOGY·DateApr 23, 2018
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.

Fight against Zika, dengue get boost from reliable spread of bacteria

A Vanderbilt team has deciphered the key to infecting entire mosquito populations with virus-killing Wolbachia bacteria. By hijacking insect reproductive systems, Wolbachia spreads rapidly, reducing risk of dengue and Zika virus transmission.

SourceVanderbilt University·JournalProceedings of the National Academy of Sciences·DateApr 23, 2018

Fear of losing status, not economic hardship, drove voters in 2016 presidential election

A new study published in the Proceedings of the National Academy of Sciences found that traditionally high-status Americans, particularly whites and Christians, voted for Donald Trump due to fears of losing their privileged status in America and the world. The researchers debunked the idea that voters were driven by economic grievances...

SourceUniversity of Pennsylvania·JournalProceedings of the National Academy of Sciences·DateApr 23, 2018

City College-bred fruit flies, parasites, in space odyssey

A team of City College-bred fruit flies and parasitic wasps are part of an International Space Station experiment to understand how the human immune system reacts to spaceflight conditions. The goal is to inform astronauts on potential infections during long-duration missions.

SourceCity College of New York·DateApr 23, 2018

Climate change intensifies droughts in Europe

Drought regions in Europe could expand from 13% to 26% of total area with a 3-degree global warming, affecting up to 400 million people. A 1.5-degree warming limit would reduce expansion to 19%, while drought durations would increase three to four times.

SourceHelmholtz Centre for Environmental Research - UFZ·JournalNature Climate Change·DateApr 23, 2018

Sigmoidoscopy reduces colon cancer risk for men, but not women

A randomized trial in Norway found that sigmoidoscopy screening reduced CRC incidence and mortality in men, but had little or no effect in women. Current guidelines recommending flexible sigmoidoscopy screening for women may need to be reconsidered. The effectiveness of screening in reducing colon cancer risk for women remains uncertain.

SourceAmerican College of Physicians·JournalAnnals of Internal Medicine·DateApr 23, 2018
Apple iPhone 17 Pro

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

Suicide and homicide rates show large racial disparities across US states

A new study from McGill University found that southern US states with high gun ownership rates have the highest rates of white firearm suicide, while Midwestern states have the highest rates of black firearm homicide. The research suggests that different factors influence rates of firearm homicide for black and white men across states.

SourceMcGill University·JournalAnnals of Internal Medicine·DateApr 23, 2018

Earth BioGenome Project aims to sequence DNA from all complex life on Earth

The project seeks to understand the evolution and organization of life by sequencing and functionally annotating the genomes of 1.5 million eukaryotic species, including plants, animals, fungi, and single-cell organisms. This initiative aims to reveal unknown species and provide a freely available resource for scientific discovery.

SourceUniversity of California - Davis·JournalProceedings of the National Academy of Sciences·DateApr 23, 2018

Genome documentation of life on Earth

The Earth BioGenome Project is a 10-year scientific grand challenge to document life on Earth. The project's challenges include international coordination and governance, economic benefits, and biodiversity conservation.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateApr 23, 2018

A neurobiological link between PTSD and addiction

Recalling traumatic memories enhances the rewarding effects of morphine in male rats, increasing freezing fear response and preference for morphine. Dopamine receptors D1R and D4R play a role in this effect, suggesting abnormal dopamine signals may underlie PTSD addiction.

SourceSociety for Neuroscience·DateApr 23, 2018
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.

Found: A new form of DNA in our cells

Researchers have discovered a new form of DNA, called the i-motif, which forms in the nuclei of human cells. The i-motif is a four-stranded 'knot' that plays a crucial role in gene expression and cell life cycle.

SourceGarvan Institute of Medical Research·JournalNature Chemistry·DateApr 23, 2018

UNC scientists create better laboratory tools to study cancer's spread

Researchers at UNC Lineberger Comprehensive Cancer Center created tissue-engineered models of metastatic cancer that reflect the microenvironment around tumors. The models, which mimic liver and lung tissues, closely replicate human metastasis characteristics, including 'signet ring cells' linked to poor prognosis.

SourceUNC Lineberger Comprehensive Cancer Center·JournalNature Biomedical Engineering·DateApr 23, 2018

Nanoparticle breakthrough could capture unseen light for solar energy conversion

Researchers have created nanoparticles that can convert near-infrared light into visible light, potentially increasing the efficiency of solar cells. The particles are coated with organic dyes that act as antennas to gather and reemit light, raising the possibility of capturing a broader spectrum of sunlight.

SourceDOE/Lawrence Berkeley National Laboratory·JournalNature Photonics·DateApr 23, 2018

Audit finds biodiversity data aggregators 'lose and confuse' data

An independent analysis of aggregated occurrence records found that ALA and GBIF data processing leads to significant data loss and unjustified changes in scientific names. The audit revealed up to 1 in 5 records were altered due to aggregator errors, with major disagreements on names between aggregators also reported.

SourcePensoft Publishers·JournalZooKeys·DateApr 23, 2018

Genetic adaptation to high latitudes during Last Glacial Maximum

Researchers found genetic adaptation for low UV exposure in North and East Asian populations, linked to increased sweat gland density and mammary ductal branching. The EDAR V370A variant may have selected for improved vitamin D biosynthesis through breast milk, enhancing offspring nutrition.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateApr 23, 2018
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.

Could eating moss be good for your gut?

Researchers found a new polysaccharide in moss with properties similar to beta glucan, a dietary fiber known for its health benefits. The discovery suggests great potential for this new compound as it relates to health, industrial and medical fields.

SourceUniversity of Adelaide·JournalThe Plant Cell·DateApr 23, 2018

How to hijack degrading complexes to put cancer cells asleep

Researchers found that palbociclib induces substantial changes in the proteasome, degrading proteins required for cell cycle progression and driving cells into senescence. The discovery suggests that proteasomal activity may be an additional mechanism by which palbociclib stalls proliferation.

SourceEMBO·JournalThe EMBO Journal·DateApr 23, 2018

Paint job transforms walls into sensors, interactive surfaces

Researchers at Carnegie Mellon University created smart walls using conductive paint that can detect human touch, gestures, and appliance usage. The system operates in two modes: capacitive sensing and electromagnetic (EM) sensing, allowing for location tracking of devices and people.

SourceCarnegie Mellon University·DateApr 23, 2018

Complete skin regeneration system of fish unraveled

Researchers discovered that fish regenerate skin without scarring by controlling the proliferation of stem cells in the basal layer. This mechanism may be applicable to other vertebrates, including humans, for treating various skin diseases and regenerative medicine research.

SourceTokyo Institute of Technology·JournalDevelopment·DateApr 23, 2018
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.

Researchers use 'environmental DNA' to identify killer whales in Puget Sound

A new study has found that researchers can detect killer whales in Puget Sound by analyzing environmental DNA (eDNA) in water samples. The eDNA persists for up to two hours after the whales have passed through, providing a potential game-changing advance in whale tracking and identification.

SourceOregon State University·JournalFrontiers in Marine Science·DateApr 23, 2018

Where you live is more influential than where you worship in shaping racial attitudes

A Baylor University study reveals that living arrangements have a more significant impact on shaping racial attitudes than congregational composition. The study found that attending white-only churches decreases comfort with non-white individuals, while living near diverse neighborhoods increases friendships across racial lines.

SourceBaylor University·JournalSociology of Race and Ethnicity·DateApr 23, 2018
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.

Nanomedicine: Drugs can be made 'smarter'

Researchers developed a method to 'decorate' gold nanoparticles with proteins, allowing drugs to target specific areas in the body. This technology can improve drug delivery and overcome biological barriers.

SourceUniversity of Lincoln·JournalNature Communications·DateApr 23, 2018

CRISPR used to genetically edit coral, Stanford researchers report

Researchers at Stanford University School of Medicine successfully used CRISPR-Cas9 to genetically edit coral, demonstrating its potential as a resource for coral biologists. The technique allowed them to identify critical genes in coral biology and alter multiple gene copies, offering hope for conserving coral reefs.

SourceStanford Medicine·JournalProceedings of the National Academy of Sciences·DateApr 23, 2018

New control strategy helps reap maximum power from wind farms

Researchers at UT Dallas developed a new control strategy using supercomputers to extract more power from wind turbines. The approach has the potential to increase wind energy production by up to six percent and generate $100 million in value per one percent improvement.

SourceUniversity of Texas at Austin, Texas Advanced Computing Center·JournalWind Energy·DateApr 23, 2018

Earth BioGenome Project aims to sequence genomes of 1.5 million species

The Earth BioGenome Project proposes sequencing genomes of all known eukaryotic species, an undertaking estimated to take 10 years and cost $4.7 billion. This initiative aims to create a complete digital library of life that will guide future discoveries, building on the success of previous genomics projects like the Human Genome Project.

SourceUniversity of Illinois at Urbana-Champaign, News Bureau·JournalProceedings of the National Academy of Sciences·DateApr 23, 2018
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.

Sense of control and meaning helps protect women from anxiety

A study led by the University of Cambridge found that women who feel in control of their lives and find purpose and meaning are less likely to have anxiety disorders. The research highlights inner strengths that can protect against anxiety in tough times, offering new approaches for therapy development.

SourceUniversity of Cambridge·JournalBMJ Open·DateApr 23, 2018

Prolonged acetaminophen use during pregnancy linked to increased ASD and ADHD risk

A study by the Hebrew University of Jerusalem found a link between prolonged acetaminophen use during pregnancy and an increased risk of attention deficit hyperactivity disorder (ADHD) and autistic spectrum disorder (ASD). The analysis shows a 30% increase in relative risk for ADHD and a 20% increase in relative risk for ASD.

SourceThe Hebrew University of Jerusalem·JournalAmerican Journal of Epidemiology·DateApr 23, 2018

Virulence switch in 'Iraqibacter': Potential Achilles heel?

Researchers have discovered a genetic switch in the bacteria that can be targeted by small molecules to prevent its virulent form from emerging. By disabling this switch, the bacteria become more vulnerable to host defense molecules and disinfectants, making it a potential key for new antibiotics.

SourceEmory Health Sciences·JournalNature Microbiology·DateApr 23, 2018
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.

Why freeloader baby-eating ants are welcomed to the colony

Researchers found that parasitic ants are accepted by host colonies due to their potent chemical weaponry, which protects against a more deadly invader. The study suggests a mutually beneficial relationship between the hosts and parasites, where the enemy of your enemy is your friend.

SourceOhio State University·JournalAnimal Behaviour·DateApr 23, 2018

Carbon capture could be a financial opportunity for US biofuels

Researchers at Stanford University have found cost-effective carbon capture and sequestration (CCS) technologies commercially feasible with existing technology in the US. CCS can be profitable through tax credits and low-carbon fuel standards, incentivizing its deployment to meet climate goals.

SourceStanford University·JournalProceedings of the National Academy of Sciences·DateApr 23, 2018
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.

Galaxies grow bigger and puffier as they age: New study

A new international study has found that galaxies grow bigger and more ordered with age, with stars moving in all directions. The research team measured the movement of stars in 843 galaxies using an instrument called SAMI on the Anglo-Australian Telescope.

SourceAustralian National University·JournalNature Astronomy·DateApr 23, 2018

Upswings in older-age cognitive ability may not be universal

A study of a majority-black cohort found no clear upward trend in cognitive abilities among older adults, contradicting previous observations. Cognitive performance differed significantly by race and function, with black participants scoring lower than their white counterparts.

SourceBoston University School of Medicine·JournalJournal of Gerontology·DateApr 23, 2018

Potential gender bias against female researchers in peer review of research grants

A study published in CMAJ found that peer reviewers' characteristics, including gender and previous success rates with grants, can introduce bias into grant applications. This bias results in lower scores, making applications less likely to be funded. The researchers suggest that training of reviewers, policy changes, and monitoring ma...

SourceCanadian Medical Association Journal·JournalCanadian Medical Association Journal·DateApr 23, 2018

Yale plays quantum catch in new research

Yale researchers have achieved a major milestone in quantum computing by transmitting quantum data between two separate points using a new 'pitch-and-catch' technology. This innovation allows qubits to be interfaced with each other, enabling more complex algorithms and potentially faster computation speeds than classical computers.

SourceYale University·JournalNature Physics·DateApr 23, 2018
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.

Skin microbiota, rural lifestyle, and allergies

A study found that dogs living in rural environments had distinct skin microbiota and lower allergy prevalence compared to urban dogs. Exposure to rural microbes through urban planning may improve urban health.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateApr 23, 2018

Spider venom to treat paralysis

Researchers found that Heriaeus melloteei spider venom can block leakage currents through mutated ion channels, potentially treating hypokalemic periodic paralysis. The toxin fixes the voltage-sensing domain of the channel, preventing ions from leaking out and restoring normal muscle function.

SourceLomonosov Moscow State University·JournalProceedings of the National Academy of Sciences·DateApr 23, 2018

Detecting Alzheimer's disease before it's too late

Researchers found that trace amounts of beta-amyloid predicted future levels of tau and both preceded memory decline. Early intervention is crucial in slowing Alzheimer's disease progression by targeting anti-amyloid therapies before symptoms appear.

SourceSociety for Neuroscience·DateApr 23, 2018

Study: Girls more likely than boys to struggle with social, behavioral, academic needs

A study found that girls are more likely than boys to struggle with social-emotional learning problems, academic difficulties, and behavioral issues in high school. The researchers identified five patterns among youths, with girls accounting for nearly 66% of students with high needs across all domains.

SourceUniversity of Illinois at Urbana-Champaign, News Bureau·JournalChildren and Youth Services Review·DateApr 23, 2018

The role of 'extra' DNA in cancer evolution and therapy resistance

Glioblastoma tumors exhibit cell-to-cell differences that contribute to therapy resistance. Extrachromosomal DNA is found to play a key role in oncogene amplification, driving cancer progression and evolution. Researchers are developing novel combination therapies targeting ecDNA elements to improve treatment outcomes.

SourceHenry Ford Health·JournalNature Genetics·DateApr 23, 2018
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.

Glowing contact lens could prevent a leading cause of blindness

A team of researchers has developed a glowing contact lens that reduces the retina's oxygen demands at night, potentially preventing diabetic retinopathy. Early testing shows promising results, with rod cell activity reduced by up to 90 percent when worn in the dark.

SourceCalifornia Institute of Technology·DateApr 23, 2018

Measuring impacts of mass extinctions

By combining fossil occurrence data with social network analysis, researchers identified distinct associations of ancient marine animal life and investigated the representation of these communities over geologic time. This approach enabled the quantification of ecological impacts of mass extinctions and major ecological shifts.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateApr 23, 2018

New cell therapy aids heart recovery -- without implanting cells

A new cell therapy has been developed to aid heart recovery without implanting cells, using extracellular vesicles secreted by cardiomyocytes derived from human pluripotent stem cells. The therapy shows promising results in recovering cardiac function and reducing arrhythmias in rat models of myocardial infarction.

SourceColumbia University School of Engineering and Applied Science·JournalNature Biomedical Engineering·DateApr 23, 2018
Celestron NexStar 8SE Computerized Telescope

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

Wiping out the gut microbiome could help with heart failure

Researchers found mice with induced heart failure fared better after being treated with antibiotics for five weeks, which sterilized the gut. This suggests that modulating the microbiota could modulate T cell activation and changes in the heart that lead to heart failure.

SourceExperimental Biology·DateApr 23, 2018
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.

Science funding and early-career scientists

Researchers analyzed over 4,000 grant applications from 2002 to 2008 and found that high-scoring early-career scientists accumulated more research funding in subsequent years. They were also more likely to achieve full professorship compared to low-scoring counterparts.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateApr 23, 2018

New guideline: Start taking MS drugs early on

A new guideline from the American Academy of Neurology suggests that starting MS drugs early may be better than letting the disease run its course. Disease-modifying therapies can alter or change the course of MS, reducing relapses and slowing disease progression.

SourceAmerican Academy of Neurology·JournalNeurology·DateApr 23, 2018

Island-dwelling mammal from Cretaceous Period

A previously undescribed species of Cretaceous period island-dwelling mammal has been discovered in present-day Romania, exhibiting a domed skull and an extremely small brain relative to body size. The mammal's adaptability to island environments developed early in the evolutionary history of mammals.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateApr 23, 2018

New UTSA study shows wearable technology also contributes to distracted driving

A recent UTSA study found that wearable technology, including Google Glass and smart phones, can cause significant distraction while driving. Despite a perceived marginally reduced risk with wearable devices, the study reveals that texting or using these technologies increases the danger of accidents.

SourceUniversity of Texas at San Antonio·JournalApplied Ergonomics·DateApr 23, 2018

Eating more fish could prevent Parkinson's disease

Researchers from Chalmers University of Technology have discovered that a protein called parvalbumin, found in many fish species, can form amyloid structures that bind to and neutralize the 'Parkinson's protein' alpha-synuclein. This could potentially help prevent the formation of harmful amyloids associated with Parkinson's disease, a...

SourceChalmers University of Technology·JournalScientific Reports·DateApr 23, 2018
Fluke 87V Industrial Digital Multimeter

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

What do Uranus's cloud tops have in common with rotten eggs?

Astronomers have confirmed the presence of hydrogen sulfide in Uranus's cloud tops using sensitive spectroscopic observations. This discovery sheds light on questions about the planets' formation and history, particularly regarding the early Solar System's balance between nitrogen and sulfur.

SourceAssociation of Universities for Research in Astronomy (AURA)·JournalNature Astronomy·DateApr 23, 2018

Liquid cell transmission electron microscopy makes a window into the nanoscale

Researchers developed an LC-TEM device to study the impacts of high-energy electron bombardment on nanoparticles and sensitive biological samples. The team successfully captured pristine images of cells using their multi-chamber device, revealing the effects of electron irradiation on cell dynamics.

SourceMichigan Technological University·JournalScience Advances·DateApr 23, 2018

Swirling liquids work similarly to bitcoin

Researchers have found that swirling liquids, such as coffee, follow the same mathematical principles as transactions with cryptocurrencies like bitcoin. This discovery may lead to more advanced digital security methods and a deeper understanding of chaotic mixing in nature. The findings also suggest that cryptographic computations can...

SourceStanford University·JournalProceedings of the National Academy of Sciences·DateApr 23, 2018
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.

Ocean warming and continental temperature and humidity

Researchers found a direct link between ocean warming and trends in continental humidity and temperature. Analysis of data from 1979-2016 revealed land temperatures increasing faster than ocean temperatures, but specific humidity over oceans increased faster than over land.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateApr 23, 2018

Hippo pathway found essential to orchestrate the development of the heart

Researchers discovered the Hippo pathway is essential for normal heart and blood vessel development. The study used single cell transcriptomics to analyze thousands of cells from developing heart tissue, revealing new insights into cellular and molecular processes leading to an adult heart.

SourceBaylor College of Medicine·JournalDevelopmental Cell·DateApr 23, 2018

MSU scientists rolled 2-D cadmium telluride up into nanoscrolls

Researchers discovered that 2D cadmium telluride sheets can spontaneously fold into nanoscrolls when attached with specific organic molecules. This effect may be used in the development of new devices, including optic materials and light-emitting matrices.

SourceLomonosov Moscow State University·JournalChemistry of Materials·DateApr 23, 2018
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.

Saving a penalty: How science helps predict the score

Researchers propose a new affordance-based control model to explain how goalkeepers dive at the right time in penalty kicks. The study suggests that goalkeepers should regulate their actions to sustain perception of 'stoppability', allowing for individually-tailored interventions.

SourceSpringer·JournalGerman Journal of Exercise and Sport Research·DateApr 23, 2018

Why have all Western-owned digital firms failed in China?

A study from Cass Business School reveals that Western Internet Firms (WIFs) fail in China due to cultural and competitive differences. CIFs' use of ancient Chinese military strategies and tactics gave them an advantage in competition, while WIFs' limited understanding of the local market hindered their success.

SourceCity St George’s, University of London·JournalAcademy of Management Discoveries·DateApr 23, 2018

Hungry birds as climate change drives food 'mismatch'

Scientists found that warmer springs cause a mismatch between birds' hatching and caterpillar abundance, making it harder for chicks to feed. This affects three bird species: blue tits, great tits, and pied flycatchers, with the biggest mismatch seen among pied flycatchers.

SourceUniversity of Exeter·JournalNature Ecology & Evolution·DateApr 23, 2018

Antibiotic resistance can be caused by small amounts of antibiotics

New research shows that low concentrations of antibiotics can lead to high antibiotic resistance in bacteria, with mutations occurring mainly in genes previously not regarded as typical resistance genes. This highlights the need to prevent further development of resistance.

SourceUppsala University·JournalNature Communications·DateApr 23, 2018
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.

Did last ice age affect breastfeeding in Native Americans?

A genetic mutation that increased mammary duct branching may have provided more vitamin D to infants, helping them survive in the far north. Shovel-shaped incisors became more frequent among Native Americans due to the same genetic factor, highlighting the importance of the mother-infant bond.

SourceUniversity of California - Berkeley·JournalProceedings of the National Academy of Sciences·DateApr 23, 2018

Dementia trend shows later onset with fewer years of the disease

A recent study indicates that dementia is being diagnosed later in life and lived for a shorter period, with possible contributing factors such as reduced stroke risk and increased vaccination rates. Researchers suggest other causes, including lower pollution levels and better nutrition, may also play a role.

SourceUniversity of Texas Health Science Center at San Antonio·JournalJournal of Gerontology·DateApr 23, 2018

'Flexible' mirror for space telescopes

Researchers from Samara Polytech created a 'flexible' mirror that can deform in micron increments to compensate for optical aberrations. The innovation enables higher image quality and resolution for Earth remote sensing satellites.

SourceSamara Polytech (Samara State Technical University)·DateApr 23, 2018
Meta Quest 3 512GB

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

Status threat, economic hardship, and US presidential election

A study found that threats to dominant group status and economic issues like trade and China drove voting behavior in the 2016 US presidential election. Changes in household income and employment status were not associated with shifts in support for the Republican candidate.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateApr 23, 2018

Fossil record quality and early hominin diversity

Research suggests that uneven fossil sampling patterns, rather than climate dynamics, are the primary driver of fluctuations in early hominin species diversity. Peak taxic diversity was linked to maximal rock exposure and collection effort.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateApr 23, 2018
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.

Young athletes interested in healthy protein, not French fries

A study by the University of Waterloo found that young athletes prefer healthy protein options and value performance and recovery over unhealthy foods. The research suggests that marketing strategies can influence food choices, highlighting the need for nutrition guidelines in recreation facilities.

SourceUniversity of Waterloo·JournalPublic Health Nutrition·DateApr 23, 2018

ASU team discovers a new take on early evolution of photosynthesis

A team of scientists from Arizona State University has re-thought the evolutionary history of photochemical reaction centers (RCs). They propose a new pathway that ancient organisms may have taken to evolve the great variety of photosynthetic RCs seen today.

SourceArizona State University·JournalPhotosynthesis Research·DateApr 23, 2018
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.

Asthma and hay fever linked to increased risk of psychiatric disorders

A new study published in Frontiers in Psychiatry found a significant link between common allergic diseases and a broad spectrum of psychiatric disorders. Patients with asthma and hay fever were found to have a 1.66-fold increased risk of developing a psychiatric disorder within a 15-year period.

SourceFrontiers·JournalFrontiers in Psychiatry·DateApr 23, 2018

What learning looks like in the brain

Using advanced imaging technology, researchers found structural changes in the connections between neurons that strengthen to enable learning. The molecules involved in sending and receiving signals appeared to be organized in clumps or 'nanomodules' that both dance and multiply when stimulated by learning-like signals.

SourceThomas Jefferson University·JournalNature Neuroscience·DateApr 23, 2018

Researchers see promise for safer opioid pain reliever

Researchers at the University of Michigan have developed a new compound that could offer pain-relieving properties without the risk of addiction. The compound interacts with two types of opioid receptors, one responsible for pain relief and another that can reduce addiction liability.

SourceExperimental Biology·DateApr 23, 2018
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.

Market failure, fake news and the First Amendment

A Duke professor argues that fake news and social media's 'filter bubbles' threaten the functioning of the First Amendment. The proliferation of cheap, easily spreadable misinformation raises concerns about the role of government intervention in regulating online content.

SourceDuke University·DateApr 23, 2018

Let it go: Mental breaks after work improve sleep

Experiencing rude behavior at work is linked to insomnia symptoms, but taking mental breaks can improve sleep quality. Employers can encourage programs aimed at reducing workplace incivility.

SourceAmerican Psychological Association·JournalJournal of Occupational Health Psychology·DateApr 23, 2018

Odd one out: Protein goes against the family to prevent cancer donate

A Melbourne research team discovered that a protein called NF-kB1, which was previously thought to drive cancer development, actually plays a critical role in preventing stomach cancers. The study also found that immunotherapy may be a significant tool for treating stomach cancers driven by chronic inflammation.

SourceWalter and Eliza Hall Institute·JournalImmunity·DateApr 23, 2018
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.

Trees with grassy areas soften summer heat

A recent study by the Technical University of Munich found that trees with grassy areas can significantly cool urban environments, particularly on hot summer days. The research showed that black locust trees provide a higher cooling effect compared to linden trees, making them a promising option for cities like Munich.

SourceTechnical University of Munich (TUM)·JournalThe Science of The Total Environment·DateApr 23, 2018

UTHealth receives funding to study stem cell therapy for traumatic injury

Researchers at UTHealth will investigate a stem cell therapy using MultiStem in severely injured trauma patients to prevent post-injury organ failure and improve recovery rates. The Phase 2 clinical trial aims to enroll approximately 150 patients and is subject to FDA review and approval.

SourceUniversity of Texas Health Science Center at Houston·DateApr 23, 2018
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.

Cigarillo packaging can influence product perception, study finds

A study by University of North Carolina Lineberger Comprehensive Cancer Center researchers found that cigarillo packaging with colors and flavors increases their appeal, even when text or pictorial warnings are present. The findings suggest that stricter regulations on imagery, such as plain packaging, may reduce cigarillo use.

SourceUNC Lineberger Comprehensive Cancer Center·JournalPLOS ONE·DateApr 23, 2018

New research modernizes rammed earth construction

Researchers at University of British Columbia Okanagan have developed a new method to improve the strength of rammed earth walls using calcium carbide residue and fly ash as binding agents. The treated walls were found to be 25 times stronger than those without, paving the way for its use in modern construction.

SourceUniversity of British Columbia Okanagan campus·JournalConstruction and Building Materials·DateApr 23, 2018
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.

Drinking affects mouth bacteria linked to diseases

A recent study published in the journal Microbiome has found that drinking alcohol can disrupt the balance of oral bacteria, leading to an overabundance of harmful germs. Researchers discovered that moderate drinkers had fewer beneficial bacteria than non-drinkers, while heavy drinkers had more potentially harmful bacteria species.

SourceNYU Langone Health / NYU Grossman School of Medicine·JournalMicrobiome·DateApr 23, 2018

Study: Health benefits will offset cost of China's climate policy

A new MIT study estimates that China's climate policy would improve air quality and human health, saving $339 billion in health costs by 2030. The researchers used a new modeling approach to simulate the effects of different policy scenarios on provincial air quality and public health.

SourceMassachusetts Institute of Technology·JournalNature Climate Change·DateApr 23, 2018

Even a single mindfulness meditation session can reduce anxiety

A single mindfulness meditation session has been shown to reduce anxiety and stress on the arteries, with participants reporting reduced anxiety scores even a week later. The study suggests that this brief intervention may help reduce cardiovascular risk in individuals with moderate anxiety.

SourceExperimental Biology·DateApr 23, 2018

Opioid use linked to increased risk of falls, death in older adults

Recent opioid use is associated with an increased risk of falls in older adults and a higher risk of death during hospital stays. Researchers found that patients who had filled an opioid prescription before injury were 2.4 times more likely to have fallen, resulting in injury and higher mortality rates.

SourceCanadian Medical Association Journal·JournalCanadian Medical Association Journal·DateApr 23, 2018
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.

Size, structure help poziotinib pose threat to deadly exon 20 lung cancer

Researchers at MD Anderson Cancer Center found poziotinib to be up to 100 times more potent against cells with exon 20 mutations than other drugs. In mouse models, poziotinib reduced disease burden by 80% in EGFR mice and 60% in HER2 mice, with durable responses at 12 weeks.

SourceUniversity of Texas M. D. Anderson Cancer Center·JournalNature Medicine·DateApr 23, 2018

Watch your step: How vision leads locomotion

Researchers used new technologies to study how vision guides foot placement, revealing distinct patterns between vision and locomotion in different terrain types. They found that participants consistently looked 1.5 seconds ahead of their current location, suggesting a global locomotor strategy.

SourceUniversity of Texas at Austin·JournalCell·DateApr 23, 2018

Just one more ash dieback spore could push European ash trees to the brink

Researchers found low genetic diversity in fungal samples across Europe, making it vulnerable to increased severity with Asian genetic diversity introduction. The risk of a single spore leading to the demise of remaining ash trees is high, highlighting the need for conservation efforts.

SourceEarlham Institute·JournalNature Ecology & Evolution·DateApr 23, 2018

Hemp shows potential for treating ovarian cancer

Researchers found that hemp extract slowed cell migration and reduced inflammation in ovarian cancer cells, suggesting a possible biological mechanism behind its anti-cancer effects. The study's results are comparable to or even better than current ovarian cancer drug Cisplatin, with potential for fewer side effects.

SourceExperimental Biology·DateApr 23, 2018

£1 million toolkit to calculate economic value of urban greenspace

A £1 million toolkit will help cities and developers accurately assess the benefits of green infrastructure, supporting recreation, community events, and wildlife. The project aims to provide a practical decision-making tool for land owners and managers, protecting existing provision and promoting high-quality green space.

SourceUniversity of Exeter·DateApr 23, 2018

What the oldest peace treaty in the world teaches us

The oldest peace treaty, dating back over 3,200 years, shows that peaceful agreements were made through extensive negotiations between Egyptians and Hittites. The exhibition 'Peace. From Antiquity to the Present Day' challenges common clichés about ancient peace symbols, revealing a complex history of war and negotiation.

SourceCluster of Excellence "Religion and Politics"·DateApr 23, 2018

Animal cyborg: Behavioral control by 'toy' craving circuit

Researchers at KAIST have identified a neural circuit in the hypothalamus governing obsessive behavior towards non-food objects in mice. The MPA-PAG circuit modulates object craving and facilitates hunting behavior, allowing for controlled mammalian behavior with optogenetics.

SourceThe Korea Advanced Institute of Science and Technology (KAIST)·JournalNature Neuroscience·DateApr 23, 2018

NASA's GPM sees Tropical Cyclone Fakir forming near Madagascar

Tropical Cyclone Fakir is expected to intensify as it moves southeastward, with heavy rainfall rates reaching over 8.6 inches per hour in some areas. The GPM satellite revealed bands of extremely heavy rainfall spiraling into the cyclone's southeastern side, and predicted that the storm could peak in strength on April 24.

SourceNASA/Goddard Space Flight Center·DateApr 23, 2018

BU medical student receives student fellowship from Alpha Omega Alpha

Melissa Chua, a fourth-year medical student at Boston University School of Medicine, has received the Alpha Omega Alpha Carolyn L. Kuckein Student Research Fellowship to conduct research on brain tumors. She is investigating the potential of combining oncolytic virotherapy and immunotherapy for glioblastoma treatment.

SourceBoston University School of Medicine·DateApr 23, 2018

Translating elephant seal data into a symphony provides surprising insights

Researchers used GPS tracking data to visualize and sonify elephant seal group dynamics, creating a 45-minute symphony that showcases remarkable coordination in their ocean exploration. The study successfully compressed 10 years of data into a condensed musical composition, providing new cutting-edge research opportunities at KAUST.

SourceKing Abdullah University of Science & Technology (KAUST)·JournalFrontiers in Marine Science·DateApr 23, 2018

Carbon removal during biofuel production

Researchers found that capturing and compressing 45 megatons of CO2 from US ethanol biorefineries could be cost-effective at under $25 per ton. Implementing carbon capture and sequestration (CCS) in California's low-carbon fuel standards and federal tax credits could catalyze substantial growth of CCS infrastructure.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateApr 23, 2018

Caregivers can help assess whether older adults are dealing with delirium

A new study found that caregivers can use six proven tools to detect delirium on their own, taking just several minutes or less to complete. This enables caregivers to identify symptoms more easily than healthcare professionals and notify them sooner, potentially leading to earlier diagnoses and improved outcomes.

SourceAmerican Geriatrics Society·JournalJournal of the American Geriatrics Society·DateApr 23, 2018

Alcohol intake may be linked to premenstrual syndrome

A pooled analysis of published study data suggests that around 11% of PMS cases may be associated with alcohol intake globally. Heavy drinking is estimated to increase the risk by 79%, with potential biological explanations including altered sex steroid hormone levels and serotonin production.

SourceBMJ Group·JournalBMJ Open·DateApr 23, 2018

Endocrine disruptors and frog metabolic disorders

Researchers report that tadpoles and adult female frogs exposed to endocrine disruptors develop metabolic disorders. Exposure leads to delayed metamorphosis, lower reproductive success, and smaller offspring.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateApr 23, 2018

Applying network analysis to natural history

A team of researchers used network analysis techniques to study the fossil records of marine life, revealing patterns in Earth's natural history. The analysis showed that major events like mass extinctions had significant ecological impacts, with some effects previously underestimated or overestimated.

SourceRensselaer Polytechnic Institute·JournalProceedings of the National Academy of Sciences·DateApr 23, 2018

Vitamin A derivative selectively kills liver cancer stem cells

Researchers have discovered that acyclic retinoid targets EpCAM-positive cancer stem cells by repressing MYCN expression, slowing cell growth and leading to greater cell death. This finding has significant implications for decreasing cancer recurrence and curing patients.

SourceRIKEN·JournalProceedings of the National Academy of Sciences·DateApr 23, 2018

Attosecond physics: Molecules brilliantly illuminated

Researchers develop powerful femtosecond light source for mid-infrared spectroscopy, enabling detection of organic molecules at low concentrations. The system uses coherent light to reveal molecular fingerprints and diagnose diseases like cancer at early stages.

SourceLudwig-Maximilians-Universität München·JournalScience Advances·DateApr 23, 2018

New study shows prenatal cannabis use associated with low birth weights

A new study found a significant association between prenatal cannabis use and low birth weights, with a 50 percent increase in risk. The study's lead author emphasizes the need for healthcare providers to screen for cannabis use during pregnancy and provide counseling on its adverse health consequences.

SourceUniversity of Colorado Anschutz Medical Campus·JournalThe Journal of Pediatrics·DateApr 23, 2018