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Science News Archive June 2016


Page 19 of 40

Diverting redirection spam

Researchers have developed a system that uses fuzzy logic to analyze web addresses and detect redirection spam. The system provides an extra layer of security against phishing and malware attacks by assigning a probability to whether a suspicious link is safe or spam.

Study: Exercise can help adults better cope with ADHD symptoms

A new study found that exercise can help alleviate symptoms of ADHD in adults, including reduced anxiety and depression. The study tested 32 young men with elevated ADHD symptoms and found that a single bout of exercise improved their mood and motivation.

New procedure allows long-term culturing of adult stem cells

Scientists at Massachusetts General Hospital developed a new procedure to generate and expand airway stem cells from lung tissue samples, allowing for multiple generations of cultures. This breakthrough may lead to improved treatments for airway diseases like asthma and COPD.

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.

Canadian forests a refuge as warming creeps north

A Harvard University study forecasts that boreal forests in far-northern latitudes may act as a climate refuge for black spruce trees due to higher rainfall. The research also suggests that the region's growing season will expand by 3 weeks, but drought stress could overwhelm trees south of the 49th parallel.

IBS engineers Landau-Zener-Bloch oscillations

Researchers at the IBS Center for Theoretical Physics of Complex Systems engineered Landau-Zener-Bloch oscillations within a lattice structure, revealing anharmonic properties. The study demonstrates potential for engineering new quantum states and resolving the behavior of Bloch oscillations under external fields.

Sandia researchers discover mechanism for Rift Valley fever virus infection

Researchers at Sandia National Laboratories have discovered that the Rift Valley fever virus uses the Wnt signaling pathway to hijack host machinery and cause infection. This mechanism offers a promising new target for developing therapeutics against this deadly virus, which can cause fatal hepatitis and hemorrhagic fever.

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.

Analyzing how ISIS recruits through social media

Researchers analyzed online records of 196 pro-ISIS groups, finding they adapted and extended their longevity by adapting to shutdowns and inspiring lone wolves. By tracking these 'aggregates,' cyber police and law enforcement can monitor buildup and transitions before real-world attacks.

Electric fields weaker in slow-healing diabetic wounds

Researchers discovered weaker electric currents in diabetic wounds, which can lead to delayed healing and increase the risk of complications. This finding opens up new avenues for managing diabetic patients and could have significant implications for reducing healthcare costs associated with chronic ulcers and wounds.

How older people learn

Researchers found that learning and training improve perception in older adults, despite degraded tactile perception. Computer simulations revealed that the brain's compensatory mechanism is strengthened, resulting in enhanced brain activity and improved perception.

Apple iPhone 17 Pro

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

Extent of resection associated with likelihood of survival in glioblastoma

The extent of resection in glioblastoma patients was found to be associated with improved overall and progression-free survival. Glioblastoma multiforme (GBM) patients who underwent gross total resection (GTR) showed a significant increase in one-year and two-year survival rates compared to those with subtotal resection or biopsy.

ALMA detected the most distant oxygenstem 2

Astronomers using ALMA detected a clear signal from oxygen in a galaxy 13.1 billion light-years away, revealing insights into cosmic reionization. The detection of ionized oxygen is crucial for understanding the early Universe and the formation of galaxies.

Stem cell transplant from young to old can heal stomach ulcers

Researchers discovered that stem cells isolated from young mice can accelerate repair of stomach ulcers when transplanted into older mice. Additionally, studies redefined the role of the gut microbiome in inflammatory bowel disease and found potential therapeutic applications for acute alcoholic liver disease using a scavenger compound.

Research may point to new ways to deliver drugs into bacteria

A team of researchers at the University of Wisconsin-Madison has identified dozens of genes that contribute to the rigidity and integrity of bacterial cell envelopes. These findings have significant implications for developing new antibiotics against Gram-negative bacteria, which are notoriously difficult to treat.

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.

Climate scientists are more credible when they practice what they preach

A new study finds that climate scientists who practice what they preach are more credible and have a greater impact on the public. The research suggests that personal behavior plays a significant role in shaping the perception of scientists' credibility, with a carbon footprint being a key factor.

Innovative device allows 3-D imaging of the breast with less radiation

Researchers have developed a new device that enables existing breast cancer imagers to provide up to six times better contrast of tumors in the breast while maintaining the same or better image quality. The Variable Angle Slant Hole Collimator reduces radiation dose to patients by half, potentially improving imaging of other organs.

Liquid crystals open new route to planar optical elements

Researchers at Osaka University developed a technology to control the light wavefront reflected from cholesteric liquid crystals, enabling planar optical components. The new technology contributes to the miniaturization of catoptrics devices by allowing functionality by design.

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.

Statin drugs reduce infection risk in stroke patients

Researchers found that statins reduced the risk of infections in stroke patients by 58%, particularly when administered early. The study controlled for various factors, including severity of strokes and age, and suggested that anti-inflammatory properties may play a role.

Stinky or fragrant? Predicting changing odor preferences

A study published in Neuron reveals how smell preference is computed in the brain, suggesting that most glomeruli contribute to attraction or aversion. The model predicts that relative preferences can flip depending on other odors present.

Natural molecule could improve Parkinson's

A preliminary clinical trial suggests that n-acetylcysteine improves dopamine levels and cognitive function in patients with Parkinson's disease. The study used brain imaging studies to track changes in dopamine levels and found significant improvements in both measures.

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.

Researchers to study how microbes become 'fungi in ant's clothing'

Researchers are studying how microbes control ant behaviors using $2.56 million in grants from the National Institutes of Health and the National Science Foundation. The goal is to understand the complex collective behavior of fungi, which can precisely control their hosts' actions.

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.

RIT and UW-Madison study high-tech workforce, 21st century competencies

A study explores how high-tech employees learn essential skills like problem-solving, communication, and self-regulated learning for career success. Researchers will interview and survey employers, employees, and educators across four regions to understand the role of workforce development in STEM industries.

Lab-grown nerve cells make heart cells throb

Researchers at Johns Hopkins Medicine have successfully grown lab-grown human nerve cells that can partner with heart muscle cells to stimulate contractions. The nerve cells, derived from pluripotent stem cells, were found to connect with and control heart muscle cells, similar to their natural counterparts.

California county health programs yield high returns

A new study by University of California, Berkeley economist Timothy Brown estimates that each dollar spent on public health programs returns $67 to $88 in improved health outcomes. This far exceeds the return on investment for selected aspects of medical care, which ranged from $1.10 to $4.80 per dollar spent.

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.

Unlocking secrets of the immune system could help combat colitis

An international team has identified interactions between immune system pathways that could improve the treatment of diseases such as colitis. The discovery may lead to more effective treatments for millions of IBD sufferers by targeting both adaptive and innate immune systems.

Pitch range produced by vocal cords

Scientists found that the range of frequencies produced by vocal cords depends on their stretchiness and stiffness. This discovery has implications for treating damaged vocal cords and improving singing techniques. The researchers used data from 16 species, including humans, to develop a model that explains how the cord's properties af...

Vitamin D may not be the great solution to health problems

A recent review by University of Alberta researchers found little evidence to support the benefits of vitamin D supplementation for various health conditions. Strongest effects were seen in reducing falls and fractures among the elderly. Moderate supplementation is unlikely to cause harm but will not lead to significant health benefits.

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.

Depressed, out of work? Study suggests skills to help land a job

A new study from Ohio State University found that unemployed individuals who use skills commonly taught as part of cognitive therapy for depression are more likely to receive a job offer. These skills include identifying negative thoughts, countering them with positive responses, and planning enjoyable activities to improve mood.

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.

Toward a diagnostic blood test for endometriosis

A study on mice suggests that endometriosis has a distinct lipid profile that could lead to a less invasive diagnostic test. The researchers found a difference in lipid metabolism between mice with the disorder and control animals.

Bright spots shine light on the future of coral reefs

Researchers identified 15 'bright spots' with more fish than expected on coral reefs, often due to local involvement and management practices. The study's findings offer hope for radical new approaches to conservation and suggest investments in local ownership rights can promote better reef conditions.

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.

Dartmouth team uses smart light to track human behavior

A Dartmouth team has developed a system that uses LED panels and only 20 light sensors to reconstruct a user's 3D skeleton in real-time. The new StarLight system has practical applications in virtual reality, non-invasive health monitoring, and passive behavioral monitoring.

Celestron NexStar 8SE Computerized Telescope

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

Simulations describe HIV's 'diabolical delivery device'

University of Chicago scientists developed a computer model of HIV that gives real insight into how the virus matures and becomes infective. The model reveals critical proteins inside the bud are cut into bits by the enzyme HIV protease, which can be targeted by anti-viral drugs.

New type of meteorite linked to ancient asteroid collision

Researchers have discovered a new type of meteorite called Ost 65, which appears to be from the missing partner in a massive asteroid collision 470 million years ago. The discovery provides insights into the history of our solar system and may shed light on the evolution of life on Earth.

New gravitational wave observed from second pair of black holes

The Laser Interferometer Gravitational-wave Observatory has detected a second pair of colliding black holes, validating the landmark discovery from earlier this year. RIT scientists played a crucial role in identifying and analyzing the gravitational wave signal, revealing diverse sizes and spins among black holes in the universe.

Fluke 87V Industrial Digital Multimeter

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

On the path toward bionic enzymes

Chemists at Berkeley Lab have successfully created a bionic enzyme by replacing iron in muscle protein with iridium, enabling a new type of chemical reaction. The discovery opens the door to converting complex structures in biomass and natural gas into higher-value materials and molecules for pharmaceuticals.

Age, obesity, dopamine appear to influence preference for sweet foods

A new study published in Diabetes suggests that age and dopamine receptors may play a role in the preference for sweet foods in people with normal weight, but not in those with obesity. The researchers found that insulin resistance could contribute to the altered brain response in obese individuals.