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Science News Archive August 2016 - Page 23


Page 23 of 38

Prostitution has gone online -- and pimps are thriving

A study by Michigan State University found that online pimps are thriving, using underground websites and social media to avoid detection. They reported an average annual income of $75,000, with many making over $100,000, highlighting the challenges of policing online prostitution.

SourceMichigan State University·JournalVictims & Offenders·DateAug 15, 2016

Computer programming made easier

Researchers have developed a technology that provides human operators with automated assistance in creating working code, expanding the number of people engaged in programming. The ExCAPE project aims to simplify program development and has already been tested in classrooms and online learning platforms.

SourceU.S. National Science Foundation·JournalACM Transactions on Computer-Human Interaction·DateAug 15, 2016

Genomics solutions to the riddle of the tobacco hornworm sphinx moth

The sequencing of the tobacco hornworm moth's genome has opened new avenues for research, including understanding insect physiology, biochemistry, and molecular biology. The study identified over 600 genes involved in defense against pathogens, highlighting the potential for genetic insights into this important agricultural pest.

SourceSwiss Institute of Bioinformatics·JournalInsect Biochemistry and Molecular Biology·DateAug 15, 2016

Today's electric vehicles can make a dent in climate change

A comprehensive study found that 90% of personal vehicles on the road can be replaced by low-cost electric vehicles, reducing emissions and meeting near-term climate targets. The study analyzed driving behavior and energy requirements to demonstrate the feasibility of widespread EV adoption.

SourceMassachusetts Institute of Technology·JournalNature Energy·DateAug 15, 2016
Apple iPhone 17 Pro

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

Don't scan so close to me

A study using brain scans of musician Sting found unexpected connections between seemingly disparate songs, including Beatles' "Girl" and Piazzolla's "Libertango". The research employed novel techniques to analyze brain activity patterns, revealing rich representations of desired soundscapes in great musicianship.

SourceMcGill University·DateAug 15, 2016

DASH diet may help prevent gout flares

A new study published in Arthritis & Rheumatology suggests that the DASH diet can effectively lower blood levels of uric acid, a known trigger of gout. The DASH diet, which emphasizes fruits, vegetables, and whole grains, was found to lower uric acid by an average of 0.35 mg/dL.

SourceWiley·JournalArthritis & Rheumatology·DateAug 15, 2016

New DCIS consensus guideline could curb unnecessary breast surgery and reduce health system costs

The new guideline establishes a two millimeter margin as the standard for adequate margins in DCIS treated with whole breast radiation therapy, potentially reducing re-excision rates and improving cosmetic outcomes. This recommendation is supported by evidence and aims to improve quality of care and patient outcomes.

SourceAmerican Society for Radiation Oncology·JournalAnnals of Surgical Oncology·DateAug 15, 2016
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.

New enzyme-mapping advance could help drug development

Scientists at MIT and the University of São Paulo have identified the structure of an enzyme that targets parasites responsible for spreading these diseases. The distinctive structure of the class I fumarate hydratase enzyme makes it a promising target for new medical therapies.

SourceMassachusetts Institute of Technology·JournalProceedings of the National Academy of Sciences·DateAug 15, 2016

New map of world vegetation reveals substantial changes since 1980s

A new system to map the world's biomes has been developed, providing an objective method for monitoring how vegetation reacts as climate changes. The system uses satellite observations to classify the world's vegetation into 24 biome types, revealing substantial shifts in the Earth's surface over the past three decades.

SourceUniversity of Otago·JournalGlobal Change Biology·DateAug 14, 2016

Wi-fi from lasers

KAUST researchers develop a nanocrystalline material that rapidly converts blue light into white light, enabling data speeds of up to 2 GB/s. This innovation has the potential to replace traditional LEDs for energy-efficient lighting and enable new applications like VLC.

SourceKing Abdullah University of Science & Technology (KAUST)·JournalACS Photonics·DateAug 14, 2016

See-through circuitry

Scientists have developed a new method for making transparent transistors and electronic circuits using aluminum-doped zinc oxide (AZO), a cheaper and more abundant material than indium tin oxide (ITO). The process uses atomic layer deposition, which improves circuit performance and simplifies fabrication.

SourceKing Abdullah University of Science & Technology (KAUST)·JournalAdvanced Materials·DateAug 14, 2016
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.

This is your brain on sentences

The study used fMRI to measure human brain activation and found that it can predict brain activity patterns within 70% accuracy. The researchers developed a novel approach to map semantic characteristics of words and correlated them with neural activity patterns.

SourceUniversity of Rochester·JournalCerebral Cortex·DateAug 13, 2016

Clues in Zika's genome

Scientists have found genetic structures similar to other viruses in the Flaviviridae family in the Zika virus genome, which may serve as potential antiviral drug targets. The study identified seven G-quadruplexes shared with viral cousins and a unique structure consistent within the Zika virus strains.

SourceUniversity of Utah·JournalACS Infectious Diseases·DateAug 12, 2016
Celestron NexStar 8SE Computerized Telescope

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

Tropical sea urchins caught between a rock and a hot place

Researchers found that tropical sea urchin eggs and larvae are vulnerable to temperature changes, with early stage larvae dying at temperatures above 32 degrees C. Long-term exposure to warmer waters reduces larval survival and growth, highlighting the impact of climate change on these small marine animals.

SourceSmithsonian Tropical Research Institute·JournalEcology and Evolution·DateAug 12, 2016

Gastrointestinal illnesses cost the Swiss health care sector up to €45 million per year

A recent study estimates the financial burden of acute gastrointestinal illnesses on the Swiss healthcare system, which costs between €29-€45 million annually. The most commonly reported cause of foodborne disease in Switzerland is Campylobacter infections, generating estimated EUR 8 million annual costs.

SourceSwiss Tropical and Public Health Institute·JournalEpidemiology and Infection·DateAug 12, 2016

St. Jude researchers pinpoint key influenza-fighting immune trigger

Researchers at St. Jude Children's Research Hospital have identified the protein trigger ZBP1, which specifically recognizes the influenza virus and triggers infected cells to commit suicide. This discovery offers hope for developing drugs to protect against the virus's lethal complication of pneumonia.

SourceSt. Jude Children's Research Hospital·JournalScience Immunology·DateAug 12, 2016

Sugar addiction: Discovery of a brain sugar switch

Researchers at TUM discovered that brain cells, specifically astrocytes, regulate sugar intake and adjust metabolism in response to hormones like insulin and leptin. This paradigm shift could lead to new treatments for diabetes and obesity by targeting multiple cell types involved in metabolic processes.

SourceTechnical University of Munich (TUM)·JournalCell·DateAug 12, 2016
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.

Global crosstalk limits gene regulation

Researchers construct a biophysical model to study global crosstalk in gene regulation, finding that it exists due to molecular recognition limits. The 'crosstalk floor' implies that there is a fundamental limit to this phenomenon, even with optimal adjustments to transcription factor concentrations.

SourceInstitute of Science and Technology Austria·JournalNature Communications·DateAug 12, 2016

Large human brain evolved as a result of 'sizing each other up'

A study suggests that humans' disproportionately large brain size resulted from sizing each other up in large social groups. The research proposes that helping others who are at least as successful as themselves favored by evolution. This idea has implications for engineering intelligent machines to decide cooperation and generosity.

SourceCardiff University·JournalScientific Reports·DateAug 12, 2016
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.

Surveyed scientists debunk chemtrails conspiracy theory

A survey of 77 atmospheric scientists found no evidence to support the 'chemtrails' conspiracy theory, which claims a secret government program is releasing toxic chemicals into the air. The researchers cited methods for collecting samples as a possible cause of faulty results.

SourceUniversity of California - Irvine·JournalEnvironmental Research Letters·DateAug 12, 2016

'Chemtrails' not real, say leading atmospheric science experts

A study by Carnegie Institution for Science and University of California Irvine surveyed top atmospheric scientists, finding that 76 out of 77 rejected the existence of a secret spraying program. Experts attribute alleged 'chemtrails' to airplane contrail formation and poor data sampling.

SourceCarnegie Institution for Science·JournalEnvironmental Research Letters·DateAug 12, 2016
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.

Exercise can tackle symptoms of schizophrenia

Research from University of Manchester found that aerobic exercise training can significantly improve patients' brain functioning and reduce cognitive deficits associated with schizophrenia. The study showed that exercise programs combined with medication led to better outcomes in areas such as social understanding, attention spans, an...

SourceUniversity of Manchester·JournalSchizophrenia Bulletin·DateAug 12, 2016

A new method cuts the cost of drug-building chemicals

Researchers at EPFL have developed a new method for synthesizing aryl-containing amines, a crucial class of compounds in pharmaceuticals. The new method uses nitroarenes as a starting material and eliminates the need for expensive intermediate steps, reducing costs and increasing efficiency.

SourceEcole Polytechnique Fédérale de Lausanne·JournalNature Communications·DateAug 12, 2016

NASA's Fermi mission expands its search for dark matter

The Fermi mission has excluded a small range of axion-like particles that could have comprised about 4 percent of dark matter, while also providing the strongest constraints to date for certain masses. Additionally, researchers found no statistically significant signal from dark matter annihilation in the Small Magellanic Cloud.

SourceNASA/Goddard Space Flight Center·JournalPhysical Review Letters·DateAug 12, 2016

Correcting metabolic deficiencies may improve depression symptoms

Researchers found that 64% of treatment-resistant depression patients had a deficiency in neurotransmitter metabolism, which improved symptoms with underlying deficiency treatment. The study suggests a new avenue for patients who have failed conventional treatments.

SourceUniversity of Pittsburgh Schools of the Health Sciences·JournalAmerican Journal of Psychiatry·DateAug 12, 2016

PPPL contract for long-pulse lithium research on EAST

The PPPL will optimize lithium delivery systems for long-pulse plasmas on the Experimental Advanced Superconducting Tokamak (EAST) in China. The goal is to protect plasma-facing components and prevent impurities from halting fusion reactions.

SourceDOE/Princeton Plasma Physics Laboratory·DateAug 12, 2016
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.

Let's roll: Material for polymer solar cells may lend itself to large-area processing

Researchers from NIST discovered a 'sweet spot' for mass-producing polymer solar cells, exceeding 9.5% power conversion efficiency, without sacrificing performance. The findings suggest that high-volume production methods can yield efficient photovoltaic devices with greater structural variability.

SourceNational Institute of Standards and Technology (NIST)·JournalEnergy & Environmental Science·DateAug 12, 2016

De-icing agent remains stable at more than a million atmospheres of pressure

Researchers studied magnesium chloride's high-pressure structural behavior and found it remained stable beyond 40 GPa, contradicting established structural systematics. The findings could improve confidence in predicting products and performance of detonated chemical formulations.

SourceDOE/Lawrence Livermore National Laboratory·JournalScientific Reports·DateAug 12, 2016

Study establishes the first public collection of bacteria from the intestine of mice

Scientists have established the first public collection of bacteria from the intestine of mice, providing comprehensive information on the mouse gut microbiota. The collection includes 76 cultured bacterial species, including 15 previously unknown taxa, and sheds light on the interactions between gut bacteria and their host.

SourceTechnical University of Munich (TUM)·JournalNature Microbiology·DateAug 12, 2016

Intestinal flora effects drug response

Changes in intestinal flora caused by antibacterial drugs can reduce enzyme activity in the liver and kidneys, affecting drug metabolism and transport. This study suggests that altered intestinal flora may lead to reduced drug efficacy and increased side effects.

SourceKumamoto University·JournalMolecular Pharmaceutics·DateAug 12, 2016

Black and Hispanic children and youth rarely get help for mental health problems

A nationwide study found that Black and Hispanic children and youth are less likely to receive mental health care than their white counterparts, despite similar rates of mental health problems. The study also revealed significant racial and ethnic disparities in substance abuse treatment and outpatient mental health services.

SourcePhysicians for a National Health Program·JournalInternational Journal of Health Services·DateAug 12, 2016
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.

Slicing through materials with a new X-ray imaging technique

Researchers at Brookhaven National Laboratory have created a new imaging technique that allows scientists to probe the internal makeup of a battery during charging and discharging using different x-ray energies while rotating the battery cell. The technique produces a three-dimensional chemical map, enabling scientists to track chemica...

SourceDOE/Brookhaven National Laboratory·JournalNature Communications·DateAug 12, 2016

In right balance, environmental regulations increased firms' profits, new study finds

A recent University of Kansas study found that environmental regulations can increase firms' profits when implemented in the right balance. When wastewater discharge limits were stringent and inspections were frequent, profits declined as expected, but under conditions where one was stronger than the other, profits improved. This sugge...

SourceUniversity of Kansas·JournalJournal of Regulatory Economics·DateAug 12, 2016

Vortex rings may aid cell delivery, cell-free protein production

Researchers at Cornell University have discovered a method to produce vortex ring-derived particles, which can be used for cell delivery and cell-free protein production. This technique, developed by Duo An and his team, has the potential to greatly improve treatments for Type 1 diabetes patients.

SourceCornell University·JournalNature Communications·DateAug 12, 2016

Investigators chart microbial ecology of gingivitis, periodontitis

The study found a small number of species associated with periodontitis, but not gingivitis, including Prevotella, Treponema, and Selemonas. This research may lead to an inexpensive and rapid point-of-care test based on distinguishing the two conditions' microbiomes.

SourceAmerican Society for Microbiology·JournalApplied and Environmental Microbiology·DateAug 12, 2016
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.

Greenland sharks live for hundreds of years

A team of marine biologists from the University of Copenhagen has used carbon-14 dating to estimate the lifespan of Greenland sharks, finding that they live for at least 272 years. This method was previously only used in archaeological contexts, but is now being applied to fish biology due to the species' extraordinary longevity.

SourceUniversity of Copenhagen - Faculty of Science·JournalScience·DateAug 12, 2016
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.

Safer air travel: Existing navigation data can help pilots avoid turbulence

Scientists from the University of Warsaw have demonstrated that turbulence can be detected using existing navigation data, which could allow pilots to avoid turbulence and forecast its occurrences. The new method uses flight parameters broadcast by commercial aircraft and has shown accuracy of only 20 km.

SourceUniversity of Warsaw, Faculty of Physics·JournalAtmospheric Measurement Techniques·DateAug 11, 2016

Two Zika proteins responsible for microcephaly identified

Researchers have identified two Zika proteins responsible for thousands of microcephaly cases in Brazil and elsewhere. These proteins stunt brain development and promote autophagy, leading to reduced neural stem cell differentiation and growth.

SourceUniversity of Southern California·JournalCell Stem Cell·DateAug 11, 2016

Self-shading windows switch from clear to opaque

A new system has been developed at MIT that allows glass to rapidly switch from transparent to dark, and vice versa, using electrochromic materials. This technology has the potential to significantly reduce energy consumption by blocking sunlight on hot days.

SourceMassachusetts Institute of Technology·JournalChem·DateAug 11, 2016
Fluke 87V Industrial Digital Multimeter

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

Much ado about nothing: Astronomers use empty space to study the universe

Researchers have developed a new strategy to probe the nature of gravity and dark energy by studying the empty spaces in between galaxies. The study found that analyzing cosmic voids improves measurements of how visible matter clusters together, bringing astronomers closer to testing Einstein's general theory of relativity.

SourceOhio State University·JournalPhysical Review Letters·DateAug 11, 2016

NASA climate modeling suggests Venus may have been habitable

Ancient Venus may have had a shallow liquid-water ocean and a habitable surface due to its slow spin, which exposed the dayside to sunlight for almost two months at a time. This warmed the surface and created rain, leading to a thick layer of clouds that shielded the surface from solar heating.

SourceNASA/Goddard Space Flight Center·JournalGeophysical Research Letters·DateAug 11, 2016