Bluesky Facebook Reddit Email

Science News Archive October 2013


Page 31 of 34

Improving water security with blue, green, and gray water

Agriculture faces increasing competition for water, but integrated water management plans can increase water security by utilizing blue, green, and gray waters. The symposium highlights the importance of protecting these three water sources to meet the world's growing demand for food.

Scripps Florida scientists identify potential new drug for inherited cancer

Researchers have identified a potential new drug for an inherited form of cancer with no known cure. The new compound, FRAX97, targets a protein family that plays a critical role in the development of Neurofibromatosis type 2. By inhibiting these kinases, tumor growth can be slowed and progression reduced by over 80%.

NSF grant funds study to unlock secrets of biodiversity

Researchers from five institutions will investigate biological mechanisms driving biodiversity in American Limenitidini butterflies. The project aims to reveal if diversification can be explained by biotic interactions, accelerating adaptation and species evolution.

Davis Instruments Vantage Pro2 Weather Station

Davis Instruments Vantage Pro2 Weather Station offers research-grade local weather data for networked stations, campuses, and community observatories.

Old remedy shows promise as new chemo drug for bladder cancer

A Loyola University Medical Center study found that the active ingredient of ipecac syrup effectively inhibits bladder cancer cell growth, especially when combined with cisplatin. The compound has little effect on normal cells and may offer a new treatment option for patients with advanced bladder cancer.

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.

Genetic analysis of individuals with autism finds gene deletions

A study led by researchers at Mount Sinai found that individuals with autism were more likely to have gene deletions than those without the disorder, which may contribute to miswiring of brain neurons. The study suggests that these deletions could impact genetic testing and have clinical significance.

Why do humans pig out?

A study published by the University of Copenhagen has found that certain genetic variants can make overeating a normal behavior in pigs, and may also be linked to human obesity. The research used genomic chip technology to map the DNA of nearly 1,200 pigs and discovered key genes involved in human obesity.

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.

Stem cells help repair traumatic brain injury by building a 'biobridge'

Researchers found that transplanted stem cells guide neural stem cells to the injured brain site via a neurovascular matrix, promoting functional recovery. The study presents evidence for a new concept of stem-cell mediated brain repair, offering a potential treatment for traumatic brain injury.

3-D printing: The greener choice

A study by Michigan Technological University finds that making products on a 3D printer uses less energy than producing them in factories and shipping them. The analysis also shows that using renewable resources like PLA plastic can further reduce environmental impact.

A question of style

A German-Swiss research team has developed a device that sorts conformers of the same compound based on their shape, allowing for direct measurement of reaction rates. The device exploits the difference in dipole moment between conformers and uses it to separate and react them with calcium ions.

A metabolic means to preserving egg supply and fertility

Researchers have discovered a key signal that keeps oocytes alive: coenzyme A, which maintains enzyme CaMKII on, preventing cell death. This mechanism appears to be conserved in animals, offering potential therapies for preserving women's egg supply and fertility.

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.

Scientists discover new role for cell dark matter in genome integrity

Researchers at the University of Montreal have discovered a new role for non-coding RNA molecule TERRA in maintaining telomere length and protecting against cancer. By tracking telomerase molecules with TERRA, scientists found that this 'dark matter' plays a crucial role in regulating telomerase activity.

Health of honey bees adversely impacted by selenium

A recent study by researchers at the University of California, Riverside found that selenium, a naturally occurring metal, has toxic effects on honey bees. The study reveals that organic forms of selenium alter protein conformation and cause developmental problems, while inorganic forms cause oxidative stress.

The order of words

Research by neuroscientists at SISSA found that adults' preference for their native language's word order affects language learnability. Infants as young as 8-month-old prefer artificial languages mirroring their native structure, while adults tend to stick to their native scheme.

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.

Neglect of 'science communication environment' puts vaccine acceptance at risk

The introduction of the HPV vaccine was introduced in a manner that generated cultural conflict, leading to low vaccination rates. In contrast, the Hepatitis B vaccine was introduced with less controversy and higher completion rates. The article highlights the importance of using evidence-based strategies to anticipate and avoid recurr...

Why blame feels hard to take

Research reveals that people experience a lower sense of agency for actions associated with negative outcomes, making blame harder to accept. The discovery sheds light on notions about personal responsibility and emotional experiences., People tend to take credit for good outcomes but struggle with accepting responsibility for bad ones.

Apple iPhone 17 Pro

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

Component of citrus fruits found to block the formation of kidney cysts

A study published in British Journal of Pharmacology found that naringenin from citrus fruits successfully blocks the formation of kidney cysts, a common disorder leading to loss of kidney function. The component was shown to regulate the PKD2 protein responsible for polycystic kidney disease.

Wealth inequality can promote cooperation

A new study published in Nature Communications found that wealth inequality can promote cooperation when people are distributed a given total amount of wealth somewhat unequally, rather than fully equally. This is because rich benefactors promote cooperation that benefits themselves and their surroundings, leading to the spread of coop...

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.

Researchers find that bright nearby double star Fomalhaut is actually a triple

Astronomers have confirmed that nearby double star Fomalhaut is actually a triple star system. The discovery was made using precise movements and spectroscopic measurements of astrometric data, revealing a third smaller star in the vicinity. The stars are separated by 5.5 degrees, but their gravitational pull keeps them bound together.

New X-ray vision can reveal internal structure of objects

Scientists developed a new imaging technique that maps an object's three-dimensional distribution of its nano-properties in real time. This 'X-ray vision' can be used to study materials, geology, environmental science and medical research.

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.

Identifying people by their bodies when faces are no help

Researchers found that when facial features were ambiguous, participants used body cues such as the nose and face shape to accurately identify individuals. The study suggests that computer-based recognition systems can be improved by incorporating body information, especially in low-quality facial images.

How Instagram can ruin your dinner

A new study from Brigham Young University finds that overexposure to food imagery on Instagram and other platforms increases satiation, leading to a decrease in enjoyment with repeated consumption. This phenomenon, known as sensory boredom, can result in people becoming tired of certain tastes without even eating the food.

Three hours is enough to help prevent mental health issues in teens

A 2-year study found that two 90-minute group therapy sessions significantly reduced anxiety, depression, and behavior problems in British youth. The interventions targeted specific risk factors for mental health issues and were delivered by trained educational professionals.

DNA nanotechnology opens new path to super-high-resolution molecular imaging

A Harvard team has developed a new microscopy method using DNA nanotechnology to overcome the diffraction limit and visualize tiny molecules in cells. The method, called DNA-PAINT, creates 'imager strands' that bind to target molecules, making them appear to blink and enabling sharper images than traditional methods.

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.

Silencing sudden death

A new study by Harvard Medical School researchers has successfully treated a genetic disorder in mice that causes cardiac muscle thickening, weakening the heart. By reducing production of a mutant protein, the treatment prevented HCM manifestations for about six months, offering significant promise for potential human treatment.

Chemistry with sorted molecules

Scientists successfully sort individual conformers of a molecule using an electric field, showing that their spatial structure affects their chemical reactivity. The new method provides insight into fundamental reaction mechanisms with potential applications in chemical catalysis and molecule synthesis.

Alcoholism treatment before, after liver transplantation reduces relapse

Liver transplant recipients who receive substance abuse treatment before and after transplantation have lower alcohol relapse rates than those untreated or only treated prior to transplantation. Continued alcohol abuse post-transplantation also decreases graft survival and increases organ scarring.

Great potential for faster diagnoses with new method

Researchers at the University of Copenhagen have developed a new method that combines advanced tools in physics and biology to improve diagnostic accuracy. By using nanowires to hold proteins, they can measure multiple biomarkers simultaneously, increasing signal quality and making diagnosis faster, cheaper, and more precise.

Reading literary fiction improves 'mind-reading' skills

Researchers at The New School found that reading literary fiction enhances Theory of Mind (ToM), the skill of understanding others' mental states. Literary fiction was shown to improve ToM capabilities more effectively than popular or nonfiction texts.

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.

New advances in the study of human mitochondrial DNA

Researchers from Universitat Autonoma de Barcelona found that over half of the European population exhibits heteroplasmy, a condition where multiple types of mitochondrial DNA coexist. The study sheds light on mutation patterns and selection forces acting on mitochondrial DNA in mammals.

Genetic study of river herring populations identifies conservation priorities

A genetic and demographic analysis of river herring populations along the U.S. east coast has identified distinct genetic stocks, providing crucial guidance for efforts to manage their declining populations. The most severe declines have occurred in the Southern New England stocks and the Mid-Atlantic stocks, highlighting the need for ...

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.

Triple-negative breast cancer target for drug development identified

A study published in Cancer Cell identified a previously unknown vulnerability in triple-negative breast cancers, which can be effectively treated with an FDA-approved drug. The researcher found that targeting the cystine transporter xCT significantly inhibited tumor growth in mice and cell culture.

Scientists generate first map of clouds on an exoplane

A team of researchers from MIT has generated the first map of clouds on an exoplanet, Kepler 7b, which reveals a dense layer of clouds on one hemisphere. The study suggests that this cloud cover creates an atmosphere conducive to further cloud formation and regulates the planet's temperature.

Innovative approach could ultimately end deadly disease of sleeping sickness

A mathematical modeling study suggests that a new approach could reduce or eliminate the deadly disease African trypanosomiasis, also known as sleeping sickness, by creating a genetically modified version of the Sodalis bacteria to kill the parasite. The approach, which uses Wolbachia bacteria to drive the GMO version into fly populati...

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.

Fear of predators drives honey bees away from good food sources

A study found that honey bees fear predators and avoid associated food sources, making colonies more cautious but individual bees more risk-tolerant. This strategy may help bees exploit all available food sources by having some foragers visit danger to allocate the colony's foraging efficiently.

Tears for fears

Scientists have identified a protective pheromone, ESP22, in the tears of young mice that blocks adult mating behavior. This discovery provides insight into how sensory systems regulate social behavior and could lead to a better understanding of human behaviors.

Human skin wound dressings to treat cutaneous ulcers

Researchers at Université Laval have developed biomaterial-free biological wound dressings made from human skin grown in vitro. These dressings successfully treated venous ulcers in patients who had been chronically suffering from such wounds, with an average healing time of seven weeks.

Group Health wins 2 PCORI awards for patient-centered research

Group Health Research Institute received two PCORI awards to study the effectiveness of breast MRI compared to mammography for breast cancer surveillance. The institute also provides assistance to a new national data network, enhancing the nation's ability to conduct patient-centered comparative effectiveness research.

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.

Graphene with aroma

Researchers have developed a new production method for graphene that uses aromatic molecules, enabling the creation of flexible graphene structures with specific functionality. The method allows for the manufacture of quantum dots, nanoribbons, and other nano-geometries with unique properties.