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Science News Archive 2017


Page 37 of 461

Scientists make transparent materials absorb light

Researchers from Russia, Sweden, and the US demonstrate a highly unusual optical effect by creating a transparent material that appears to absorb light. The material, made of a thin layer of a transparent dielectric, accumulates light energy through mathematical properties of the scattering matrix, making it appear perfectly absorbing.

Broader gun restrictions lead to fewer intimate partner homicides

A groundbreaking national study by Michigan State University researchers found that state laws restricting gun ownership among domestic abusers and others with violent histories significantly reduce intimate partner homicides. Laws covering dating partners, emergency restraining orders, permit-to-purchase requirements, and firearms rel...

Apple iPhone 17 Pro

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

Professor Rodney S. Ruoff wins prestigious James C. McGroddy Prize

Rodney S. Ruoff, a renowned researcher at UNIST, has been awarded the James C. McGroddy Prize for his groundbreaking work on scalable synthesis and applications of graphene and its derivatives. With over 141,000 citations, Ruoff is considered one of the most prolific researchers in the field.

Why are there no sea snakes in the Atlantic?

The lack of sea snakes in the Atlantic Ocean is attributed to geographical barriers such as the Isthmus of Panama blocking access to the Caribbean. Additionally, cold water temperatures and freshwater scarcity in the Eastern Hemisphere hinder their survival.

Poverty, ethics and discrimination: How culture plays into cognitive research

A new paper calls for cognitive researchers to engage with cultural sociology to better understand the impact of culture on poverty, ethics, and discrimination. The authors examine three prominent cognitive research models, highlighting their limitations and suggesting ways to advance research by incorporating cultural references.

Is underground transit worse for your health?

Researchers found elevated levels of polycyclic aromatic hydrocarbons (PAHs) and transition metals, including hexavalent chromium, on the Red Line. This led to a ten-fold increase in cancer risk compared to government safety thresholds.

A model explains effects like the formation of clouds from the sea

A new model developed by Alfonso Gañán explains the origin of various phenomena, including cloud formation, wine aroma, and tire smoke. The model predicts the critical size of gas bubbles that determine the release of tiny droplets, which can generate clouds or spread flavors in the air.

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.

Hip steroid injections associated with bone changes

A new study presented at the Radiological Society of North America meeting found that hip steroid injections are associated with a higher incidence of bone death and collapse compared to control groups. The research showed that 22-24% of patients who received hip injections developed osteonecrosis, while 15-17% experienced bone collapse.

Fast flowing heat in graphene heterostructures

Scientists have successfully observed and followed real-time heat transport in van der Waals stacks, where graphene is encapsulated by hexagonal BN. The heat actually flows to the surrounding hBN sheets on an ultrafast timescale of picoseconds, dominating competing heat transfer processes.

A step forward for quantum computing

A team of physicists from Harvard University has developed a special type of quantum computer, known as a quantum simulator, which is programmed by capturing super-cooled rubidium atoms with lasers. The system could shed new light on material properties and complex optimization problems.

Fluke 87V Industrial Digital Multimeter

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

Wound healing or regeneration -- the environment decides?

Researchers have found that comb jellyfish can adjust their regeneration mechanisms based on environmental nutrients. In nutrient-rich environments, the larvae can fully regenerate, while in areas with fewer nutrients, they survive but cannot fully heal.

Theory of the evolution of sexes tested with algae

A University of Adelaide researcher tested a theory on the evolution of sexes in algae, finding that the classic Disruptive Selection Theory is supported. The study used data from various species of green algae and found that the ratio of larger gametes to smaller ones must be greater than three for males and females to evolve stably.

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.

Low vitamin D levels at birth linked to higher autism risk

A recent study of 27,940 Chinese newborns found that low vitamin D levels at birth were associated with a higher risk of autism spectrum disorders (ASDs) at age 3. The risk was significantly increased in each lower quartile of vitamin D level compared to the highest quartile.

Employee-job personality match linked with higher income

A recent study published in Psychological Science found that employees whose personality traits closely match their job requirements tend to earn more than those who don't. The researchers used response surface analysis to create a model that identified the relationship between personality traits, job demands, and income.

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.

Fighting the flu, year after year

Researchers highlight the challenges of preparing seasonal influenza vaccines in eggs, citing reduced effectiveness rates of 40-60 percent. They also emphasize the need for targeted research on manufacturing strategies and vaccine antigens to improve vaccine efficacy.

Minimally invasive treatment provides relief from back pain

A new image-guided pulsed radiofrequency treatment has shown extraordinary results in relieving low back pain and sciatica. The procedure involves inserting a probe to deliver energy to the affected area, resolving herniation without thermal damage, and patients were largely pain-free within a day.

Antibiotic resistance: An unexpected chronology

Researchers found that antibiotic-resistant bacteria evolved and spread decades before the widespread use of ampicillin. The study suggests that low doses of penicillin fed to livestock may have triggered this evolution.

Lifespan prolonged by inhibiting common enzyme

A UCL-led study found that inhibiting RNA polymerase III, a common enzyme in all animals, extends the lifespans of yeast cells and animals by an average of 10%. This discovery may lead to targeted anti-aging therapies, similar to the effects of rapamycin.

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.

Prehistoric women had stronger arms than today's elite rowing crews

A new study reveals prehistoric women had up to 30% stronger arm bones than modern rowers due to activities like grinding grain and performing manual labor. The research suggests that the varied work of early agricultural women played a crucial role in shaping their physical strength.

Adobe funds GMU research on video streaming on smartphones

Researchers at George Mason University are developing new techniques for photo editing using machine-learning algorithms, allowing for easier material changes. They are also working to improve streaming video quality on mobile phones by utilizing the features of HTTP/2.

Celestron NexStar 8SE Computerized Telescope

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

Synthetic cannabis-like drug reduces sleep apnea

Researchers developed a synthetic cannabis-like drug that was safe and effective in treating obstructive sleep apnea. Participants in the trial had reduced apnea and decreased subjective sleepiness after taking the drug for six weeks.

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.

Malaria: Protective antibodies following natural infection

Researchers at the German Cancer Research Center found that natural infection with malaria induces a strong immune response, producing antibodies that protect mice from infection. The study's findings will help develop more effective and specific vaccines against the disease.

Denying patient requests lowers physician ratings

New research from UC Davis Health finds that denying patient requests for specialist referrals, laboratory tests, or medications leads to lower clinician satisfaction ratings. Communications training is recommended to help doctors effectively manage patient requests and balance patient needs with resource efficiency.

Trisomy 21: Research breaks new ground

The study found that trisomy 21 affects proteins on all chromosomes, leading to an overdose of proteins and dysregulated cellular functions. This deregulation disrupts the cell's ability to regulate protein production, resulting in symptoms such as intellectual impairment and congenital heart disease.

Dogs mouth-lick to communicate with angry humans

Researchers found that dogs exhibit mouth-licking behavior in response to visually perceived anger, suggesting a form of communication with humans. The study suggests that domestication may have selected this behavioral trait, indicating dogs' potential understanding of emotional information.

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.

Quantum systems correct themselves

Researchers developed a new method to protect quantum information in trapped ions by leveraging dissipation. The approach allows for autonomous correction of quantum states without requiring logical circuits or measurements.

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.

The hero of preconception care

A new study at Boston Medical Center will test Gabby's effectiveness in reducing pregnancy health risks. The AI-powered system has been successful in previous trials, identifying and resolving health risks by over 25% compared to a control group.

Child-proofing the Internet of Things

A new project at Lancaster University aims to discover the likely privacy and security challenges arising from children using IoT devices. Researchers will work closely with child protection experts to provide guidelines and advice for children, their families, and teachers on programming IoT devices.

A new way to do metabolic engineering

Researchers developed a novel method called CRISPR-AID that combines genetic manipulations to improve metabolic engineering efficiency. By exploring different combinations of gene modifications, scientists can discover optimal solutions for specific goals.

Cardiovascular disease: The immune response to heart attacks

Researchers have identified lymphocyte clusters in the pericardial adipose tissue as key regulators of the post-infarction immune response. These clusters stimulate an immune reaction that degrades damaged tissues, but also promote tissue repair. The findings suggest a critical role for this process in heart healing.

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.

Dyslexia: When spelling problems impair writing acquisition

Studies show that spelling problems in dyslexic children can modify or impair their writing skills. Researchers analyzed the relationship between learning to spell and physical writing processes, finding that spelling difficulties significantly affected handwriting.

Expression of certain genes may be key to more youthful looking skin

Researchers identified specific gene expression patterns in women who appear younger than their chronologic age, suggesting that genetic changes may slow down skin aging. The study revealed accelerated changes in pathways related to oxidative stress, energy metabolism, and senescence with increasing age.

Geophysicists uncover new evidence for an alternative style of plate tectonics

Researchers at University of Toronto and Istanbul Technical University propose an 'active drip' model for the formation of the Central Anatolian Plateau, where the lower tectonic plate has dripped below Earth's surface. This process is linked to the planet's crust and upper mantle thickening and sinking into the lower mantle.

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.

Type 2 diabetes, it all starts in the liver

Researchers from UNIGE have identified a key role for the liver in the development of type 2 diabetes, linked to obesity and inflammation. By targeting the protein PTPR-γ, scientists may uncover new therapeutic strategies to prevent insulin resistance and related metabolic conditions.

Performance-enhancing drugs sold via the Internet are inaccurately labeled

Research reveals that online products sold as selective androgen receptor modulators (SARMs) may contain unapproved substances or incorrect amounts. Most products did not match label information, highlighting the need for greater regulatory oversight of these appearance- and performance-enhancing drugs.

One in two people living with HIV in Europe is diagnosed late

A new report by ECDC and WHO reveals that over half of HIV diagnoses in Europe occur at a late stage, leading to poorer health outcomes and increased transmission risks. Early diagnosis is crucial to prevent these outcomes, with improved testing practices and community-based services vital to addressing the issue.

Quantum-emitting answer might lie in the solution

A team of researchers has demonstrated a simple approach for coupling solution-synthesized cesium lead tribromide (CsPbBr3) perovskite nanocrystals to silicon nitride photonic cavities, enhancing room temperature light emission by an order of magnitude.

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.

Sometimes, it pays for the boss to be humble

Researchers discovered that humble leaders foster higher levels of creativity in teams when team members value open communication and collaboration. Humble leaders acknowledge their limitations, facilitate information sharing, and broaden the scope of team skills.