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Science News Archive September 2014


Page 19 of 34

To curb violent tendencies, start young

A 19-year study found that children who received early interventions for aggressive behavior had fewer convictions for violent crimes, lower rates of serious substance abuse, and fewer psychiatric problems. The program's positive effects held true across four different sites and among both males and females.

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.

Protein secrets of Ebola virus

A team of scientists at UVA has obtained the crystal structure of a key Ebola virus protein, revealing a novel tertiary fold that could lead to insights into viral assembly and antiviral drug design. The study's results may provide a potential target for the development of new treatments for Ebola hemorrhagic fever.

Does having daughters cause judges to rule for women's issues?

A recent study of 224 judges found that those with daughters vote more in favor of women's issues than their counterparts without daughters. The effect is most pronounced among Republican judges, suggesting personal experiences play a role in judicial decision-making.

T-bet tackles hepatitis

High levels of T-bet in CD8+ T cells are prevalent in individuals who successfully fight off hepatitis infections. The protein is linked to the production of antiviral molecules like interferon and the ability of CD8+ T cells to multiply in response to the virus.

Fluke 87V Industrial Digital Multimeter

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

Apple iPhone 17 Pro

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

Specialized species critical for reefs

A recent study found that many reef fish species carry out unique and essential roles, making ecosystem vulnerability to loss of those species high. The researchers argue that protecting these specialist species is crucial to maintaining ecosystem health.

Elusive quantum transformations found near absolute zero

Scientists from Brookhaven Lab and Stony Brook University explored quantum fluctuations behind a novel magnetic material's ultra-cold ferromagnetic phase transition. They measured the electronic, magnetic, and thermodynamic performance of metallic materials at near absolute zero temperatures.

Researchers discover new producer of crucial vitamin

A new study by University of Waterloo researchers reveals that a single group of microorganisms may be responsible for most of the world's vitamin B12 production in the oceans. This discovery has significant implications for the global carbon cycle and climate change.

When casualties increased, war coverage became more negative

A Penn State researcher found that as U.S. casualties rose in Afghanistan, war coverage became increasingly negative towards the military and the war effort. Reporters who were embedded with troops reported more negative tones than those outside the country.

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.

Early Earth less hellish than previously thought

New study suggests that early Earth's crust was cool enough for surface water to form during some periods, challenging the long-held idea of a hostile environment. The research compared zircon crystals from Iceland with those formed over 4 billion years ago and found similarities in their compositions.

X-rays unlock a protein's SWEET side

Researchers at Stanford University have unlocked the structure of SWEETs, proteins that enable sugar molecules to cross cell membranes. The discovery, made possible by X-ray analysis, could lead to breakthroughs in diabetes treatment and crop improvement.

News from Annals of Internal Medicine tip sheet, Sept. 16, 2014

The American College of Physicians (ACP) recommends Kegel exercises, bladder training, and weight loss as effective nonsurgical treatment options for women with urinary incontinence. Generic statins are also shown to improve adherence to medication and clinical outcomes compared to brand-name drugs. Chiropractic care coupled with exerc...

The quick and the dead among tropical reptiles

A Dartmouth-led study finds that tropical reptiles can adapt quickly to climate change through natural selection. Researchers measured the thermal physiology of brown anole lizards and found that those who ran fastest at warmer temperatures had a higher survival rate, suggesting they may be better equipped to cope with heat stress.

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.

Cost-share programs encourage most to mitigate wildfire danger

A collaborative study found that people with higher wildfire risk ratings are less likely to participate in cost-sharing programs. However, the majority of landowners (84%) said they would participate in a cost-share program for removing vegetation on their properties.

Study: Web-based training can reduce campus rape

A web-based training program, RealConsent, was found to reduce sexually violent behavior and increase the likelihood of male students intervening to prevent sexual assault. The study involved over 700 male undergraduate students, who showed improved behavior after completing the training.

Poverty-obesity link is more prevalent for women than men, study shows

A new study by the University of Texas at Austin finds that adolescent girls from economically disadvantaged families are more likely to become overweight or obese in adulthood. The research highlights the long-lasting consequences of economic hardship in childhood for obesity risk and social disadvantage in adulthood.

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.

When rulers can't understand the ruled

A recent study by Johns Hopkins University researchers found that unelected officials in Washington have limited understanding of the American public. The survey revealed significant differences between federal workers and the general population, including demographic disparities, education levels, and political affiliations.

Think big! Bacteria breach cell division size limit

Scientists have discovered bacteria that can divide in lengths ranging from 3 to 45 micrometers, defying conventional cell division rules. This discovery has significant implications for understanding microbial biology and the potential impact of these microorganisms on human health.

Habitual Facebook users: Suckers for social media scams?

A study found that frequent Facebook use and inability to regulate social media consumption make individuals susceptible to phishing attacks. Social media phishing is used in various crimes, including home invasion, cyber bullying, and espionage, highlighting the need for understanding why people fall victim to such scams.

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.

NSF awards $15 million in second set of coastal sustainability grants

The National Science Foundation has awarded over $15 million in grants to study coastal sustainability, addressing key issues like sea-level rise, invasive species, and climate change impacts on coastal ecosystems. The grants aim to improve management of coastal environments and provide ecosystem services that sustain human well-being.

Brain development in schizophrenia strays from the normal path

Researchers studied brain development in people with and without schizophrenia, finding altered trajectories of growth in highly-connected brain regions. The findings provide clues to the underlying causes of schizophrenia, supporting a neurodevelopmental disorder hypothesis.

UK study identifies molecule that induces cancer-killing protein

A UK study has identified a novel molecule called Arylquin 1 that induces Par-4 secretion from normal cells, killing cancer cells while leaving normal cells unharmed. The researchers found that Arylquin 1 binds to vimentin, displacing the Par-4 for secretion and may be useful in inhibiting tumor metastasis.

Airborne particles beyond traffic fumes may affect asthma risk

Researchers in Australia found that airborne dust particles stimulate inflammatory responses in airway cells, contributing to asthma development and worsening. The study suggests larger particles derived from dust may have important adverse effects on human health.

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.

'Squid skin' metamaterials project yields vivid color display

The Rice University lab has developed an RGB color display technology using aluminum nanorods, creating vivid red, blue and green hues comparable to high-definition LCD displays. The technology uses plasmonic aluminum nanorods in ordered arrays to produce dozens of colors, including rich tones.

Skin cancer risks higher for soldiers serving abroad

A retrospective study found that 62% of veterans reported getting sunburned while deployed, and 29% noticed changes in their moles, highlighting a potential deficiency in sun protection among military personnel. The study suggests room for improvement in skin cancer prevention and early detection in the military population.

What's more effective: Generic or brand-name statins?

Researchers found that patients taking generic statins were more likely to adhere to their medication and had a significantly lower rate of cardiovascular events and death. Generic statins were also associated with improved clinical outcomes due to lower out-of-pocket costs.

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.

Cardiorespiratory fitness can delay male, age-associated blood pressure hikes

A study published by the American College of Cardiology found that higher cardiorespiratory fitness levels can delay the natural increase of systolic and diastolic blood pressure with age. Men with high fitness levels experience a later onset of prehypertension, with systolic blood pressure increasing around age 54 and diastolic blood ...

Collaboration drives achievement in protein structure research

Researchers at Montana State University provided the first blueprint of a bacterium's molecular machinery, showing how bacterial immune systems fight off viruses. By understanding CRISPR mechanisms, scientists can potentially develop therapies for plant, animal, and human diseases.

Project to turn world on to DC power

A team of University of Pittsburgh professors is working on a project to transition the US power grid to direct current (DC) using a $800,000 grant from the Henry L. Hillman Foundation. DC technology has the potential to improve energy efficiency and promote renewable energy, especially in low-income areas. The researchers aim to devel...

Results of US CoreValve High Risk Trial reported at TCT 2014

The US CoreValve High Risk Trial found that transcatheter aortic valve replacement (TAVR) provided lower 12-month mortality compared to surgical aortic valve replacement (SAVR) in high-risk patients. TAVR also showed significant improvements in quality of life, with estimated gains of 0.24 life years and 0.20 quality-adjusted life years.

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.

Study sheds new light on why batteries go bad

A comprehensive look at lithium ion battery electrodes reveals that rapid-charging and high-power discharging may not damage the electrode as much as previously thought. The research suggests modifying electrodes or changing charging processes could promote uniform charging and discharging, extending battery life.

Rules of thumb for climate change turned upside down

A new study reveals climate change's complex effects on land and water, contradicting the 'DDWW' principle. While some regions become drier or wetter, others experience no trends, highlighting the need for a more nuanced understanding of climate change.

Two-year results of the CoreValve US Pivotal trial reported at TCT 2014

The CoreValve US Pivotal trial showed improved survival benefit in patients with aortic stenosis, with low rates of all-cause mortality and major stroke after two years. The study demonstrated durable improvement in hemodynamic valve performance and low rates of moderate or severe aortic insufficiency.

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.

Results of PARTNER I trial reported at TCT 2014

The PARTNER I trial found that TAVR demonstrated persistent mortality benefits and improved functional status after five years compared to standard therapy. This is the first long-term analysis of the randomized PARTNER I trial, which initially showed TAVR as an accepted therapy for inoperable patients with severe aortic stenosis.

Marie Claude Morice presented with Master Clinical Operator Award at TCT

Marie Claude Morice, a world-renowned interventional cardiologist, has been recognized with the Master Clinical Operator Award at TCT for her technical expertise and innovative contributions to the field of interventional cardiology. Her extensive research and clinical experience have led to significant advancements in the treatment of...

Asian monsoon much older than previously thought

Research reveals Asian monsoon's origins date back 40 million years to high CO2 levels and warmer temperatures. The climate pattern was stronger then than now and weakened with decreasing CO2 levels during an ice age.

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.

Measuring modified protein structures

Researchers have developed a new method to measure structurally modified proteins in complex biological samples, enabling the analysis of thousands of proteins. The method uses a combination of digestion enzymes and Selected Reaction Monitoring to quantify protein quantities and determine structural changes.

Results of CLEAN-TAVI trial reported at TCT 2014

The CLEAN-TAVI trial found that using a cerebral protection device during TAVR significantly reduced the number and volume of cerebral lesions in high-risk patients with severe aortic stenosis. The study showed improved outcomes at two and seven days post-procedure.

New insights in survival strategies of bacteria

Researchers at VIB/VUB have created a detailed three-dimensional image of the pores through which curli building blocks cross the bacterial cell wall, shedding light on biofilm formation. This breakthrough could lead to the development of small molecules that inhibit unwanted biofilm growth and pave the way for new applications in fiel...

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.