Add BrightSurf on Google Email

Science News for April 6, 2018


Innovation nation

A comprehensive study of China's STEM research environment has found that the country's educational system stifles creativity and critical thinking, and rewards quantity over quality. The study, published in PLOS ONE, gathered data from 731 surveys completed by STEM faculty at top Chinese universities.

SourceUniversity of California - Santa Barbara·JournalPLOS ONE·DateApr 6, 2018

A different spin on superconductivity

A team of researchers from the University of Maryland has discovered a new type of superconductivity in the material YPtBi, which relies on highly unusual electron interactions. The discovery challenges conventional theory and opens up new possibilities for exotic materials.

SourceUniversity of Maryland·JournalScience Advances·DateApr 6, 2018

PET tracer could help predict treatment effectiveness for depression

A new PET tracer has shown potential in predicting treatment effectiveness for depression by measuring the level of serotonin transporter protein in the brain. The study found that patients who responded to treatment had lower levels of this protein before treatment began, suggesting a biomarker for remission.

SourceSociety of Nuclear Medicine and Molecular Imaging·JournalJournal of Nuclear Medicine·DateApr 6, 2018

Telemedicine provides accurate diagnosis of rare cause of blindness in preemies

A new study published in JAMA Ophthalmology suggests that telemedicine can accurately diagnose a rare cause of blindness in premature babies. The study found no significant difference between in-person and remote exams for diagnosing retinopathy of prematurity, which affects up to 16,000 US babies each year.

SourceOregon Health & Science University·JournalJAMA Ophthalmology·DateApr 6, 2018
Apple iPhone 17 Pro

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

Research suggests water appeared while Earth was still growing

Researchers found a small but measurable difference in oxygen isotopes between lunar and terrestrial rocks, proposing that most of Earth's water was acquired during the main stage of its growth. This challenges the widely accepted theory that the Moon formed from debris left over after a giant impact.

SourceUniversity of Chicago·JournalScience Advances·DateApr 6, 2018

Mirror, mirror

Researchers have confirmed the existence of the charge Berezinskii-Kosterlitz-Thouless (BKT) transition, a mirror-like phenomenon to vortex BKT transitions. The discovery builds on earlier work and could lead to breakthroughs in sensors, communication, memory storage, and other technologies.

SourceDOE/Argonne National Laboratory·JournalScientific Reports·DateApr 6, 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.

How pathogenic bacteria prepare a sticky adhesion protein

Pathogenic bacteria use a unique secretion system to export adhesins, which enable them to adhere to host cells. The study found that the adhesin protein needs to be modified with specific sugars by three enzymes acting in a specific sequence.

SourceAmerican Society for Biochemistry and Molecular Biology·JournalJournal of Biological Chemistry·DateApr 6, 2018

Researchers develop transparent patch to detect dangerous food threats

Researchers at McMaster University have developed a transparent test patch that can signal contamination as it happens, using harmless molecules. The patch can be incorporated into food packaging and monitor contents for harmful pathogens like E. coli and Salmonella, providing a definitive indication of safety before consumption.

SourceMcMaster University·JournalACS Nano·DateApr 6, 2018

Food allergy is linked to skin exposure and genetics

A Northwestern University study links infant skin exposure and genetics to food allergy development, providing potential ways to intervene early. Limiting use of infant wipes with soap and washing hands before handling babies may help avoid developing food allergy.

SourceNorthwestern University·JournalJournal of Allergy and Clinical Immunology·DateApr 6, 2018

New study highlights benefits of weekly nutrition classes to improve type 2 diabetes

A new study highlights the benefits of weekly nutrition classes for improving weight, blood sugars, and cholesterol levels in people with type 2 diabetes. Two diets, low-fat vegan and portion-controlled eating, proved effective in reducing meat consumption and fat intake.

SourcePhysicians Committee for Responsible Medicine·JournalJournal of the Academy of Nutrition and Dietetics·DateApr 6, 2018

New technique more accurately reflects ponds on Arctic sea ice

Researchers at UChicago developed a new mathematical method to accurately predict the shape and melting effects of ponds on Arctic sea ice. This technique, known as the 'void' model, could help improve climate forecasts and understanding by addressing discrepancies in previous models.

SourceUniversity of Chicago·JournalPhysical Review Letters·DateApr 6, 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.

Herbert Edelsbrunner awarded ERC Advanced Grant

Herbert Edelsbrunner, a mathematician and computer scientist at IST Austria, has been awarded an ERC Advanced Grant for his work on topological data analysis. He will develop a unified theory of alpha shapes, wrap complexes, and persistent homology to broaden and deepen the existing field.

SourceInstitute of Science and Technology Austria·DateApr 6, 2018

New recommendations for endoscopic eradication therapy in Barrett's esophagus

The American Society for Gastrointestinal Endoscopy has released new guidelines for the use of endoscopic eradication therapy in patients with Barrett's esophagus, a precursor to esophageal adenocarcinoma. The guidelines support evidence-based recommendations and clinical guidelines addressing key issues related to Endoscopic Eradicati...

SourceAmerican Society for Gastrointestinal Endoscopy·JournalGastrointestinal Endoscopy·DateApr 6, 2018

OU engineering senior wins grand prize at 2018 Research Day at the Capitol

Devin W. Laurence, a University of Oklahoma Mechanical Engineering Senior, won the Grand Prize at the 2018 Research Day at the Capitol with his research on atrioventricular heart valves. The $500 award includes a $4,000 summer research internship and recognizes cutting-edge research in cardiovascular heart valve biomechanics.

SourceUniversity of Oklahoma·DateApr 6, 2018

NSF announces Graduate Research Fellowships for 2018

The National Science Foundation's GRFP program has announced the offer of 2,000 fellowship awards to high-potential scientists and engineers. The awardees come from diverse backgrounds, including women, underrepresented minority groups, persons with disabilities, and veterans.

SourceU.S. National Science Foundation·DateApr 6, 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.

How birds can detect the Earth's magnetic field

Researchers at Lund University discovered that Cry4 protein in birds' eyes is a key magnetoreceptor, providing constant levels throughout the day. This finding supports the idea that other animals have magnetic receptors and may aid in developing new navigation systems.

SourceLund University·JournalJournal of The Royal Society Interface·DateApr 6, 2018

Research offers clues for improved influenza vaccine design

Researchers found that influenza vaccines rarely induce antibodies against the neuraminidase protein, while natural infection does. This suggests that vaccines should be optimized to target NA for broad protection against diverse strains.

SourceNIH/National Institute of Allergy and Infectious Diseases·JournalCell·DateApr 6, 2018

Fluorescent dye could enable sharper biological imaging

A team of researchers at MIT has shown that an FDA-approved dye can be used for short-wave infrared imaging, producing clearer images of blood vessels and other body tissues. This breakthrough could enable doctors to visualize these structures with greater accuracy, leading to improved diagnosis and research.

SourceMassachusetts Institute of Technology·JournalProceedings of the National Academy of Sciences·DateApr 6, 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.

Thermoelectric nanodevice based on Majorana fermions is proposed

Researchers have proposed a theoretical device that leverages Majorana fermions to act as a thermoelectric tuner, allowing for the filtering of thermal energy. The device consists of a quantum dot connected to a Kitaev wire with ring-shaped majoranas at its edges.

SourceFundação de Amparo à Pesquisa do Estado de São Paulo·JournalScientific Reports·DateApr 6, 2018

New blood test found to predict onset of TB up to two years in advance

A new blood test has been developed to predict tuberculosis (TB) development in high-risk individuals, such as those living with active TB, up to two years before its onset. The 'RISK4' signature measures the expression levels of four genes associated with inflammatory responses and shows improved accuracy compared to existing tests.

SourceAmerican Thoracic Society·JournalAmerican Journal of Respiratory and Critical Care Medicine·DateApr 6, 2018

Index of tumor cells opens a new perspective to prevent cancer progression

A study published in Cell reveals that tumor cells can be tracked using stemness indices, which help understand cancer progression. The researchers used machine learning algorithms on genomic data from 12,000 samples to identify molecular characteristics of healthy stem cells and differentiated cells.

SourceUniversity of Sao Paulo Scientific Outreach Unit·JournalCell·DateApr 6, 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.

HIV Cell dysfunction discovery sheds light on how virus works

A new study reveals that HIV-infected patients experience dysfunction in follicular helper T cells, which typically help fight off infection. The researchers found that these cells are not playing their usual role to defend against viral infections.

SourceUniversity of Texas at Austin·JournalScience Immunology·DateApr 6, 2018

School lunch decisions made by the child and not the parent

A new study published in the Journal of Nutrition Education and Behavior found that children are often the primary decision maker for school lunches and packed lunches, prioritizing their own enjoyment and food preferences. The study's findings suggest that parents' anxieties and reassurances play a significant role in accommodating ch...

SourceElsevier·JournalJournal of Nutrition Education and Behavior·DateApr 6, 2018

New cellular insights in bone development

A team of engineers at Washington University in St. Louis studied the formation of new bone and teeth, discovering that miniscule gaps in collagen's fiber structure facilitate the nucleation of calcium phosphate. The findings provide a new view into the current theory of calcium phosphate nucleation in confined spaces.

SourceWashington University in St. Louis·JournalNature Communications·DateApr 6, 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.

1C rise in atmospheric temperature causes rapid changes to world's largest High Arctic lake

A one-degree temperature increase led to drastic changes in Lake Hazen's ecology, including increased glacial meltwater and fine sediment, affecting light penetration and biological productivity. The findings document an unprecedented shift in the lake's ecosystem, challenging scientists' expectations of its response to climate warming.

SourceUniversity of Alberta·JournalNature Communications·DateApr 6, 2018

Creating a 2-D platinum magnet

Researchers have induced magnetism in platinum with an electric field created by a paramagnetic ionic liquid, creating a switchable 2D ferromagnet. This breakthrough could lead to the development of devices that can simultaneously control charge and spin.

SourceUniversity of Groningen·JournalScience Advances·DateApr 6, 2018

£1 million funds 7 grants for pancreatic cancer research

Seven new grants will support studies on personalized treatments, non-invasive cancer cell killing, and early tumor detection using advanced imaging techniques. These projects aim to improve survival statistics for pancreatic cancer patients and accelerate research progress.

SourcePancreatic Cancer Research Fund·DateApr 6, 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.

Massive single-cell survey of kidney cell types reveals new paths to disease

Researchers from the University of Pennsylvania identified three novel cell populations and understood how kidney disease develops at a single-cell level. They found that specific cell types convert to each other, leading to conditions like chronic kidney disease, which affects about 14 percent of Americans.

SourceUniversity of Pennsylvania School of Medicine·JournalScience·DateApr 6, 2018

Unexpected finding may deter disabling diabetic eye disease

A Michigan State University study found unusual lipids in the retina's blood vessels, which may prevent diabetic retinopathy by strengthening the blood-retinal barrier. The discovery could lead to new treatments involving injections or eye drops.

SourceMichigan State University·JournalDiabetes·DateApr 6, 2018

Species hitch a ride on birds and the wind to join green roof communities

Research reveals that green roof species arrive by hitching lifts on birds or riding air currents, underscoring the importance of adapting soil biology to these environments. The study recommends improving soil engineering to ensure long-term sustainability and encourages further research to connect green roofs to ground-level soils.

SourceUniversity of Portsmouth·JournalApplied Soil Ecology·DateApr 6, 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.

Mechanism vital to keeping blood stem cells functional uncovered

A research team at Lund University has discovered a crucial mechanism regulating protein production in hematopoietic stem cells. The enzyme PUS7 and pseudouridine modification play a vital role in controlling protein synthesis machinery. This control ensures the correct amount of proteins is made, preventing unbalanced stem cell growth.

SourceLund University·JournalCell·DateApr 6, 2018

Cell biology: Dynamics of microtubules

Researchers develop a model that explains how microtubule lengths are regulated by motor proteins and resources. The study found that when resources are limited, microtubules can exhibit bistability, resulting in two distinct lengths, which is relevant to cell migration and division.

SourceLudwig-Maximilians-Universität München·JournalPhysical Review Letters·DateApr 6, 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.

Nova-like explosion of spinning live bacteria explained

Researchers discovered that when live bacteria are spun at high speeds, they aggregate and form a dense disk, but when the spinning stops, the disk collapses due to imperfections on its surface. The resulting rapid movement of bacteria away from their origin of rotation creates an explosion-like effect.

SourcePenn State·JournalNature Communications·DateApr 6, 2018

A new class of antibiotics to combat drug resistance

Researchers have identified a new class of antibiotics, odilorhabdins, which target bacterial ribosomes and disrupt protein synthesis. The unique compounds have shown potential in treating drug-resistant infections.

SourceUniversity of Illinois Chicago·JournalMolecular Cell·DateApr 6, 2018

Hunting for dark matter in the smallest galaxies in the universe

Researchers from the University of Surrey have developed a new method to measure dark matter at the centre of tiny galaxies. The study used dense star clusters orbiting close to the centre of dwarf galaxies to calculate the inner dark matter density, finding less dark matter in some cases than predicted by models.

SourceUniversity of Surrey·JournalMonthly Notices of the Royal Astronomical Society·DateApr 6, 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.

New blood test useful to detect people at risk of developing Alzheimer's disease

A new blood test has been developed to detect early indicators of Alzheimer's disease, measuring the relative amounts of pathological and healthy amyloid-beta forms in the blood. The test was found to reliably detect signs of the disease on average eight years before diagnosis, with an overall diagnostic accuracy of 86%.

SourceEMBO·JournalEMBO Molecular Medicine·DateApr 6, 2018