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Science News Archive June 2019 - Page 32


Page 32 of 41

Insufficient sleep linked to mental health in college students and athletes

A new study found that insufficient sleep is associated with a wide variety of mental health symptoms in college students, including depressed mood, hopelessness, anger, anxiety, and desire to self-harm. The risk of experiencing these symptoms increases by over 20% for every additional night of insufficient sleep.

SourceAmerican Academy of Sleep Medicine·JournalSLEEP·DateJun 7, 2019

Naloxone access law in Pennsylvania falls short

A new study finds that many Philadelphia pharmacies fail to implement Pennsylvania's standing order for naloxone nasal spray, putting communities at risk. The study suggests that policies need to be enforced and pharmacies held accountable for implementing them.

SourceUniversity of Illinois Chicago·JournalJAMA Network Open·DateJun 7, 2019

Mature galaxy mesmerizes in new Hubble view

The Hubble Space Telescope's Wide Field Camera 3 has captured a breathtaking image of NGC 7773, a mature barred spiral galaxy. The galaxy features a luminous bar-shaped structure, thought to be a sign of galactic maturity and stellar nursery.

SourceNASA/Goddard Space Flight Center·DateJun 7, 2019
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.

How acids behave in ultracold interstellar space

Researchers find that hydrochloric acid releases its proton in interstellar space when added to water molecules in a specific order; however, the process can be reversed depending on the initial cluster formation.

SourceRuhr-University Bochum·JournalScience Advances·DateJun 7, 2019

Older forests resist change -- climate change, that is

A new study by University of Vermont researchers found that older forests are less vulnerable to climate change, particularly for carbon storage, timber production, and biodiversity. The research analyzed 18,500 forest plots across the eastern US and Canada, identifying priority regions for forest climate adaptation efforts.

SourceUniversity of Vermont·JournalGlobal Change Biology·DateJun 7, 2019

Worm study sparks hope for slowing muscle decline

A recent study published in the FASEB Journal has found that inhibiting various stages of mitochondrial dysfunction can suppress muscle atrophy. Researchers used Caenorhabditis elegans worms to model human muscle diseases and showed that experimental drugs could prevent muscle decline caused by dysfunctional mitochondria.

SourceUniversity of Exeter·JournalThe FASEB Journal·DateJun 7, 2019

NIH-funded trial finds vitamin D does not prevent type 2 diabetes in people at high risk

A large NIH-funded study found that taking a daily vitamin D supplement does not prevent type 2 diabetes in adults at high risk. The study, which enrolled over 2,400 participants, found no significant difference between those who took 4,000 IU of vitamin D and those who took a placebo.

SourceNIH/National Institute of Diabetes and Digestive and Kidney Diseases·JournalNew England Journal of Medicine·DateJun 7, 2019

Rapid retreat of Arctic coastline revealed in images from the air

A rapid retreat of Arctic coastline has been revealed through drone surveys, showing a 14.5-meter erosion over a 40-day period. The study highlights the impacts of climate change on permafrost landscapes, with storms causing increasing damage to coastal areas.

SourceUniversity of Edinburgh·JournalThe Cryosphere·DateJun 7, 2019
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.

How genes interact to build tissues and organisms

Researchers developed a new computational tool based on Graph theory to infer large-scale regulatory networks from healthy and pathological organs. They were able to pinpoint genes relevant to organ function and potential drivers of diseases, such as type 2 diabetes and Alzheimer's disease.

SourceCenter for Genomic Regulation·JournalGenome Biology·DateJun 7, 2019

Diabetes can be detected in gut of cats

A study published in Scientific Reports reveals that cats with diabetes have altered gut bacteria compositions compared to healthy cats. The researchers found reduced diversity of gut bacteria in diabetic cats, which aligns with human findings and challenges previous studies.

SourceUniversity of Copenhagen - The Faculty of Health and Medical Sciences·JournalScientific Reports·DateJun 7, 2019

Rapid change in coral reefs prompts global calls for a rethink

Coral reefs, unchanged for 24 million years, are experiencing profound changes due to rapid climate change. Experts urge a rethink on conservation priorities in the face of these shifts, which exceed predictions. Carbon emissions reduction is key to sustaining coral ecosystems.

SourceLancaster University·JournalFunctional Ecology·DateJun 7, 2019
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.

Tissue engineering: The big picture on growing small intestines

Researchers at Children's Hospital Los Angeles are making progress in growing small intestines using stem cells, offering hope for premature babies with severe intestinal issues. The field of tissue engineering holds promise for this population, potentially improving treatment options and quality of life.

SourceChildren's Hospital Los Angeles·JournalCell Stem Cell·DateJun 7, 2019

Fishers keen to help address the problem of marine litter

Commercial fishers believe they can play a key role in reducing marine litter, with many already participating in initiatives like Fishing for Litter. The study found that fishers are passionate about their seas and believe collective action is needed to address the issue.

SourceUniversity of Plymouth·JournalMarine Pollution Bulletin·DateJun 7, 2019

Manipulating electron spin using artificial molecular motors

Researchers created a novel solid-state spin filtering device with artificial molecular motors that switch spin polarization direction by light irradiation and thermal treatments. The device demonstrates 4 times chirality inversion, allowing for precise control of spin-polarization direction in spin-polarized currents.

SourceNational Institutes of Natural Sciences·JournalNature Communications·DateJun 7, 2019
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.

A molecular glue to overcome cancer drug resistance?

Scientists have discovered a small molecule drug that can stop cancer cells from becoming resistant to chemotherapy. The compound, JH-RE-06, works by thwarting cancer's ability to survive and adapt to DNA damage caused by traditional chemotherapy drugs like cisplatin.

SourceDuke University·JournalCell·DateJun 7, 2019

Proof of sandwiched graphene-membrane superstructure opens up a membrane-specific drug delivery mode

Researchers have created a graphene-based sandwiched superstructure that enables efficient transport of nanoparticles inside cell membranes, outperforming traditional carriers in anti-cancer efficacy. This discovery could significantly improve cytotoxicity effects and pave the way for novel membrane-specific drug delivery modes.

SourceChinese Academy of Sciences Headquarters·JournalScience Advances·DateJun 7, 2019

New research unlocks properties for quantum information storage and computing

Researchers at Rensselaer Polytechnic Institute have discovered a way to manipulate tungsten diselenide to enable faster, more efficient computing and quantum information processing. The findings lay the foundation for future development of next-generation computing and storage devices.

SourceRensselaer Polytechnic Institute·JournalNature Communications·DateJun 6, 2019

Radon inferior to radium for electric dipole moments (EDM) searches

A research team from the University of Liverpool has discovered that radon atoms provide less favorable conditions for measuring electric dipole moments than radium. The study, published in Nature Communications, used the ISOLDE facility at CERN to accelerate beams of radioactive radon ions and measure their properties.

SourceUniversity of Liverpool·JournalNature Communications·DateJun 6, 2019

The deep learning dive: how cells regulate division

Hollings Cancer Center researchers used a whole-organism approach to study cell division cycles, revealing two modules that work similarly in all cell types and organs. The findings confirm previous knowledge and address new questions about the regulation of E2F transcription factors.

SourceMedical University of South Carolina·JournalCell Reports·DateJun 6, 2019
Apple iPhone 17 Pro

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

Fertilizer plants emit 100 times more methane than reported

Researchers at Cornell University and Environmental Defense Fund found that fertilizer plant emissions are 100 times higher than industry reports, exceeding EPA estimates. The study used a mobile sensing approach to measure methane emissions from six plants, finding an average emission rate of 0.34 percent.

SourceCornell University·DateJun 6, 2019

Emerging frontiers in phenological research

This special issue of Applications in Plant Sciences presents cutting-edge methods to study plant phenology, including automated scoring from herbaria collections and standardized ontology for data integration. These innovations enable large-scale datasets to be generated, addressing the urgent need to understand ecosystem responses to...

SourceBotanical Society of America·JournalApplications in Plant Sciences·DateJun 6, 2019

Two new species of 'tweezer-beaked hopping rats' discovered in Philippines

Scientists have discovered two new species of 'tweezer-beaked hopping rats' that specialize in eating earthworms, showcasing the incredible biodiversity of the Philippines. The discovery highlights the importance of protecting mountainous forests, which provide unique habitats for these animals and other endemic species.

SourceUniversity of Utah·JournalJournal of Mammalogy·DateJun 6, 2019

Organic electronics: a new semiconductor in the carbon-nitride family

A new organic semiconductor material, triazine-based graphitic carbon nitride (TGCN), has been synthesized with a band gap of 1.7 electron volts, ideal for optoelectronics applications. The material exhibits high perpendicular conductivity, 65 times greater than planar conductivity.

SourceHelmholtz-Zentrum Berlin für Materialien und Energie·JournalAngewandte Chemie International Edition·DateJun 6, 2019

Counting the uncounted

Researchers developed a new approach to estimate population abundance from simultaneous counts of unmarked individuals over multiple sites. The methodology works best in scenarios with few sites, large variation in abundance among sites, and individuals moving between sampling sites.

SourceWildlife Conservation Society·JournalConservation Biology·DateJun 6, 2019
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.

Scientists recreate blood-brain barrier defect outside the body

Researchers created a living blood-brain barrier that functions as in the human body, opening new avenues for studying brain disorders and predicting drug effectiveness. The breakthrough uses induced pluripotent stem cells and Organ-Chips technology.

SourceCedars-Sinai Medical Center·JournalCell Stem Cell·DateJun 6, 2019

Decoding Beethoven's music style using data science

EPFL researchers use data science to analyze Beethoven's String Quartets, finding that few chords govern most of the music. The study reveals a unique statistical signature characterizing Beethoven's composition style, offering new insights into the structure and evolution of classical music.

SourceEcole Polytechnique Fédérale de Lausanne·JournalPLOS ONE·DateJun 6, 2019

Alzheimer's disease protein links plaques to cell death in mice

A new protein, CAPON, has been linked to the connection between amyloid-β plaques and tau pathology in Alzheimer's disease. Accumulation of CAPON increases AD-related pathology, while deficiency reduces symptoms. The study uses novel mouse models to explore this link.

SourceRIKEN·JournalNature Communications·DateJun 6, 2019
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.

Thwarting oil-pipeline corrosion by identifying a nanoscale villain

Scientists at Sandia National Laboratories discovered a triple junction formed by cementite and ferrite grains as the root cause of unpredictable corrosion in steel pipes. This finding could lead to new methods for forging pipe with reduced nanostructures, minimizing corrosion vulnerability.

SourceDOE/Sandia National Laboratories·Journalnpj Materials Degradation·DateJun 6, 2019

Nuclear architecture: What organizes the genome in the nucleus?

Eukaryotic chromosomes are separated into active euchromatin and inactive heterochromatin by interactions between the two chromatin types. The researchers discovered that heterochromatin core serves as a microlens condensing light in nocturnal retinas.

SourceLudwig-Maximilians-Universität München·JournalNature·DateJun 6, 2019

AMA honors research on how mindfulness helps consumers decision making

The American Marketing Association honored research on how mindfulness helps consumers make decisions more consistently with their values and preferences. The winning article, published in the Journal of Public Policy & Marketing, suggests that a mindfulness approach can be used to self-regulate choices.

SourceAmerican Marketing Association·DateJun 6, 2019

Artificial reef makes its debut at Sydney Opera House

A pioneering artificial reef project has been launched in Sydney Harbour, aimed at increasing local marine biodiversity and supporting native species. The reef, featuring modular pods with 3D printed design elements, is already attracting interest from fish species such as leatherjackets and bream.

SourceUniversity of Technology Sydney·DateJun 6, 2019

Creating new molecular sieves

A team of researchers from the University of Delaware and Jilin University has synthesized the most stable crystalline porous material on record, a polyarylether-based covalent organic framework. This material can sift antibiotic residue out of water in a pH ranging from 1 to 13 and is stable up to 400 degrees Celsius.

SourceUniversity of Delaware·JournalNature Chemistry·DateJun 6, 2019
Fluke 87V Industrial Digital Multimeter

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

Study shakes up sloth family tree

Two studies published in Nature Ecology & Evolution challenge long-standing sloth classification, revealing new relationships between ancient ground sloths and modern species. The findings use proteins in fossils to map an entire lineage for the first time, rewriting our understanding of sloth evolution.

SourceUniversity of Chicago·JournalNature Ecology & Evolution·DateJun 6, 2019

New research shakes up the sloth family tree

Researchers from McMaster University and the University of Montpellier have reached almost identical results in two separate studies, overturning a longstanding consensus on sloth evolutionary relationships. The combined molecular evidence suggests that ancient sloths may have been at home on both land and in trees.

SourceMcMaster University·JournalCurrent Biology·DateJun 6, 2019

What's fair game on the high seas?

A multinational research team developed an innovative application of electronic fish-finders to predict the mix of sizes and species in tuna aggregations. This technique uses acoustic signatures, which vary by species, to distinguish between sustainable skipjack tuna and other species like yellowfin and bigeye.

SourceInternational Seafood Sustainability Foundation·JournalPLOS ONE·DateJun 6, 2019

Study provides new insight into origin of Canadian Rockies

New research from University of Alberta scientists suggests the Canadian Rockies were formed through a westward collision event more than 100 million years ago. This finding challenges the traditional accretion model and instead proposes a sudden collision event between two continents.

SourceUniversity of Alberta·JournalNature Communications·DateJun 6, 2019
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.

Two new species of 'tweezer-beaked hopping rats' discovered in Philippines

Researchers found two new species of 'tweezer-beaked hopping rats' in the Philippines, with distinctive features like long pointed noses and sturdy hind legs. The discovery highlights the country's incredible biodiversity and the importance of protecting mountainous forests where these unique species thrive.

SourceField Museum·JournalJournal of Mammalogy·DateJun 6, 2019

UCI scientists create new class of two-dimensional materials

Researchers at UCI unveil a new process for producing oxide perovskite crystals in exquisitely flexible, free-standing layers. The discovery creates a new class of two-dimensional materials with remarkable electronic properties, including high-temperature superconductivity.

SourceUniversity of California - Irvine·JournalNature·DateJun 6, 2019

Special issue: Organoids open frontiers in biomedicine, as design challenges are addressed

Recent advances in organoid technology are revolutionizing cancer research, allowing for personalized drug testing on individual patient cells. Meanwhile, integrating organoids with organ-on-a-chip technology may overcome control challenges and enhance physiological realism, paving the way for more advanced biomedical applications.

SourceAmerican Association for the Advancement of Science (AAAS)·JournalScience·DateJun 6, 2019

New model predicts impact of invasive lionfish predators on coral reefs

A new model developed by marine biologists has revealed that reef fish enter the 'danger zone' around invasive lionfish at similar rates to native predators. The study found that prey are up to twice as likely to be captured by lionfish than by native predators, highlighting the need for conservation efforts to protect vulnerable species.

SourceUniversity of Alberta·JournalEcosphere·DateJun 6, 2019
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.

Magnetism discovered in the Earth's mantle

Researchers from Germany, France, Denmark, and the USA have made a groundbreaking discovery about the Earth's magnetic field. By studying iron oxide hematite under extreme conditions, they found that it retains its magnetic properties even deep in the mantle, challenging the long-held assumption of its non-magnetic nature.

SourceUniversity of Münster·JournalNature·DateJun 6, 2019

How artificial intelligence detects rare diseases

Researchers at the University of Bonn used AI to diagnose rare diseases in 679 patients with 105 different rare diseases. The neural network combines facial analysis with genetic data to improve diagnosis accuracy.

SourceUniversity of Bonn·JournalGenetics in Medicine·DateJun 6, 2019

Jack of all trades or master of none? Impact of specialization on returns

A study by Dr. Lorenzo Casavecchia found that funds with greater active management concentration outperformed those with less active focus, achieving a 70 basis points per year advantage before fees. This excess return is economically significant and risk-adjusted.

SourceUniversity of Technology Sydney·JournalInternational Review of Financial Analysis·DateJun 6, 2019
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.

3D microchannels promote self-assembly of ordered emulsions at low droplet concentrations

Researchers from Singapore University of Technology and Design have discovered a method to achieve self-assembly of low-density droplets in microfluidic flows using three-dimensional microchannels. The study shows that by introducing a gradual increase in height, droplets can accumulate and assemble into ordered structures.

SourceSingapore University of Technology and Design·JournalSoft Matter·DateJun 6, 2019

Radio ridge between two galaxy clusters bridges intergalactic space

A team of researchers has discovered a massive radio-emitting plasma ridge in the gap between two merging galaxy clusters. This finding challenges existing theories on particle acceleration in intergalactic space and suggests an unknown mechanism at play.

SourceAmerican Association for the Advancement of Science (AAAS)·JournalScience·DateJun 6, 2019

Researchers uncover a new obstacle to effective accelerator beams

Researchers have found a new obstacle to effective accelerator beam pulses by forming 'electrostatic solitary waves' that reduce neutralization. Widening the filament injecting electrons into the beam can improve neutralization rates.

SourceDOE/Princeton Plasma Physics Laboratory·JournalPhysics of Plasmas·DateJun 6, 2019
Celestron NexStar 8SE Computerized Telescope

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

Manipulating nanoscale light in nanocavity of scanning tunneling microscope junctions

A research team at the Fritz-Haber Institute in Berlin demonstrated manipulation of nanolight spectrum by shaping plasmonic gold tips with a focused ion beam milling technique. The spectral response was investigated using scanning tunneling luminescence, revealing precise control over Fabry-Pérot type interference of surface plasmon po...

SourceJapan Science and Technology Agency·JournalNano Letters·DateJun 6, 2019

Dementia and the ethics of choosing when to die

The Hastings Center is conducting groundbreaking research on dementia and end-of-life choices, examining the ethical implications of living with dementia. The study aims to identify areas where further research or policymaking is needed to improve the experiences of those affected by dementia.

SourceThe Hastings Center·DateJun 6, 2019

UBC researchers find ways to hackproof smart meters

Researchers at UBC have developed a program to improve the security of smart meters and protect against software-interference attacks. The method addresses vulnerabilities that can be carried out by an attacker with low-cost equipment, found nine types of attacks within an hour through code-level analysis.

SourceUniversity of British Columbia·JournalACM Transactions on Embedded Computing Systems·DateJun 6, 2019
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.