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Science News Archive 2011


Page 53 of 311

Apple iPhone 17 Pro

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

New therapy shows promise for treating cardiovascular disease

Researchers have discovered a new therapy that increases good cholesterol and lowers triglycerides, showing promise in combating cardiovascular disease. The treatment, which targets microRNA-33, has been shown to increase HDL cholesterol and lower triglyceride levels in non-human primates.

The Lutetia asteroid – a prehistoric relic

Researchers found that the Lutetia asteroid is a dense, intact relic dating back to the solar system's formation. The asteroid's density was calculated using a mathematical method developed by Professor Mikko Kaasalainen, revealing a large and metallic core surrounded by a more porous outer layer.

Scientists prove regular aspirin intake halves cancer risk

A decade-long study found that regular aspirin intake halves the risk of developing hereditary cancers, including bowel and womb cancers. The study involved nearly 1,000 patients and found a 50% reduction in incidences of hereditary cancer among those taking aspirin.

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.

Sexism and gender inequality

A new study published in Psychological Science found that an individual's sexism leads to gender inequality in society, with the largest study to date examining 57 countries. The research suggests that changing individual attitudes is crucial for achieving greater equality.

An antibiotic effect minus resistance

Researchers have discovered a compound that shuts off the DNA valve allowing bacterial invasion and infection, effective against two virulent bacteria affecting plants and humans. The work has attracted interest from private companies testing its commercialization for treatments in plants, animals, and people.

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 finds no link between elderly patient activity and hospital falls

A new study from University of Texas Medical Branch at Galveston found that elderly patients who suffered in-hospital falls actually moved around no more than those who did not fall. The researchers analyzed the mobility patterns of patients fitted with electronic devices and found no statistical difference in walking between the groups.

Mapping the formation of an underwater volcano

A young underwater volcano has been mapped in unprecedented precision, reaching a height of 100m with lava tongue flows. The volcano's formation was confirmed by superimposing images from previous oceanographic surveys.

How biological capsules respond under stress

Researchers developed a new statistical method to assess the bending elasticity of biological membranes, improving accuracy by up to 80%. The method uses Maxwell-Boltzmann distribution and has potential applications in cosmetics and pharmaceuticals.

Prestigious Hartford grants bolster awardees' social work research

The prestigious Hartford Doctoral Fellows Program in Geriatric Social Work has selected twelve outstanding students to conduct research on aging topics. The fellows will receive a $50,000 dissertation grant and matching support from their home institutions to focus on their research projects over the next two years.

Shaping a new culture of research & innovation in Europe

The European Science Foundation's report highlights key findings from a public consultation on the correlation between gender and innovation, emphasizing the importance of addressing leadership gaps and incorporating gender dimensions in research and innovation. The results advocate for increased policy intervention, funding opportunit...

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.

Novel strategy stymies SARS et al.

Researchers have identified a versatile inhibitor that prevents viral replication by targeting host proteins, offering potential new treatments for SARS and other coronaviruses. The compound works without harming the host, and its discovery highlights the importance of collaborative research.

Planets smashed into dust near supermassive black holes

A new theory suggests that high-speed collisions between planets and asteroids near supermassive black holes create microscopic dust clouds. This process blocks harmful radiation, creating a more hospitable environment for life in the galaxy's central region.

Fighting violent gang crime with math

Researchers at UCLA have designed a mathematical algorithm to analyze crime patterns and identify street gangs involved in unsolved violent crimes. The algorithm, which was tested on real data from an East Los Angeles police district, correctly identified the most likely gang rivalries 80% of the time.

Chromosome chaos in serial killer

Scientists discovered a deadly parasite with duplicated, tripled, and quadrupled chromosomes, defying nature's rule. This bizarre occurrence could be an adaptation to survive harsh environmental stresses, such as drug pressure.

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.

Zoning boundaries can make good neighbors in conservation

A recent study from Michigan State University reveals that zoning can be an effective tool for balancing human activities with wildlife habitat. The analysis of a nature reserve in southwestern China shows that zoning ordinances are helping protect endangered giant pandas, but also highlights critical weaknesses such as ambiguous rules...

Trance stare led researchers to discover a genuine hypnotic state

A team of researchers from Aalto University and international partners found a genuine hypnotic state through studying the 'trance stare' associated with hypnosis. The study showed a dramatic reduction in eye movements beyond volitional control, confirming an altered mental state.

Glasgow in the 'good old days'

A Glasgow nostalgia event is exploring the role of nostalgia in shaping individual and community identities through a 'Glasgow Schooldays Remembered' event. Participants will share school-day memories and create photo-essays about their past, with the goal of preserving and passing on memories.

How to unbalance nothingness

Researchers from Jena and Graz calculated the time evolution of the vacuum decay, revealing that particles of matter and antimatter behave in a novel self-focusing way. This breakthrough increases the possibility of discovering these particles in super strong electric fields.

Study finds specific gene linked to cold sore susceptibility

Researchers have identified a human chromosome containing a specific gene associated with susceptibility to herpes simplex labialis (HSL), the common cold sore. The study found a positive link between the frequency of outbreaks, hereditability, and the presence of a specific gene, C21orf91, on chromosome 21.

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.

Lung stem cells offer therapeutic clues

Researchers have cloned human airway stem cells, which can form alveoli tissue and rapidly deploy in lung regeneration. The findings suggest new strategies for enhancing lung regeneration following damage from infection or chronic disease.

Do bacteria age? Biologists discover the answer follows simple economics

A study by University of California, San Diego biologists reveals that bacteria age and use asymmetric division to improve population fitness. By giving more cellular damage to one daughter cell and less to the other, bacteria allow for rejuvenation and diversity in their reproductive investment.

Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C)

Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C) keeps Macs, tablets, and meters powered during extended observing runs and remote surveys.

Why some kidney disease patients can't repair blood vessels

Researchers found that patients with ANCA-associated vasculitis have elevated levels of the protein Flt1, which hinders blood vessel repair. This impairment contributes to disease progression and increases the risk of kidney failure in these patients. Inhibiting Flt1 may help improve blood vessel repair and reduce this risk.

Natural killer cells could be key to anthrax defense

Natural killer cells, part of the immune system, can detect and kill anthrax bacteria both inside and outside human cells. The cells' rapid response may provide a crucial boost to treatment, potentially improving antibiotic effects.

Cattle parasite vaccine offers hope to world's poorest farmers

Scientists have developed a vaccine using a harmless parasite to carry medicines into cattle's bloodstream, offering long-term protection against common conditions. The treatment could also be adapted to deliver drug treatments against common cattle diseases.

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.

Research makes it possible to predict how cancers will respond to chemo

Scientists at Dana-Farber Cancer Institute have developed a test that can predict how effective chemotherapy agents will be against a patient's tumor cells. By measuring the proximity of cancer cells to self-destruction, researchers found that tumors with higher mitochondrial priming are more susceptible to chemotherapy.

ERC Advanced Grant for large-scale study of coastal change

Professor Marcel Stive is conducting a five-year project to produce long-term predictions for coastal change processes using a combination of satellite and video surveillance. The goal is to improve coastal zone planning and management by studying interactions on comprehensive time and space scales.

Promising kidney drug fails in large clinical trial

A promising new drug to protect the kidneys has failed to benefit diabetes patients with kidney disease. The study, which enrolled 1,248 patients, found that sulodexide did not prevent kidney failure or reduce urinary protein excretion in patients with type 2 diabetes and kidney disease.

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.

South Tel Aviv school is a model for language intervention

Researchers at Tel Aviv University have developed a successful language intervention program for children from immigrant and refugee backgrounds, improving comprehension skills, vocabulary, and writing. The program has been implemented with positive results and is now being expanded to other schools globally.

Children suffer unnecessarily from chronic postoperative pain

A new UCI study reveals that many children suffer from chronic postoperative pain, with 13% reporting lingering pain for months after surgery. The researchers emphasize the need for improved pediatric care and effective pain management strategies within 48 hours of surgery.

Insects are scared to death of fish

Researchers at the University of Toronto found that juvenile dragonflies exposed to predatory fish had survival rates 2.5 to 4.3 times less than those not exposed. This stress caused more dragonflies to fail metamorphosis and die, with 11% of larvae dying during this process.

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.

Stem cells repair lung damage after flu infection

Researchers have identified adult stem cells that can regenerate lung tissue, providing hope for new treatments of acute and chronic airway diseases. The findings suggest that the lungs have a remarkable ability to regenerate after infection, with stem cells proliferating rapidly and assembling into alveolar-like structures.

Yeast model connects Alzheimer's disease risk and amyloid beta toxicity

Researchers have identified a dozen genetic modifiers of amyloid beta toxicity in yeast, including several linked to Alzheimer's disease risk by genome-wide association studies. The yeast model also showed that these genes can suppress Aβ-induced neuronal loss in worms and cultured rat neurons.

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.

Lupus classification system too complicated

The current classification system for lupus nephritis is too detailed and may make it harder for clinicians to treat kidney problems in patients with lupus. A new study analyzing data from 86 patients found no significant difference in health outcomes between segmental and global forms of class IV lupus nephritis.

Natural intestinal flora involved in the emergence of multiple sclerosis

Research suggests that natural intestinal flora may play a crucial role in the emergence of multiple sclerosis. Beneficial bacteria can activate immune cells and trigger an overreaction of the immune system in genetically predisposed individuals. This finding has important implications for disease prevention and treatment.

Belief in God cuts two ways, study finds

A study by Kristin Laurin found that reminding people of God decreases their motivation to pursue personal goals, yet improves their ability to resist temptation. Participants who believed in an omniscient entity watching over them were more likely to resist temptations and achieve major life goals.

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.

Climate impact of Arctic Ocean subject of major new study

A new three-year study aims to better understand the Arctic ocean and sea ice system, predicting its future changes and their implications for the UK and globally. The research will investigate how the seasonal removal of sea ice cover affects winds, currents, and ocean temperatures.

Different paths to drug resistance in Leishmania

Researchers found that Leishmania parasites have almost identical DNA sequences within species populations, suggesting a small number of genes cause different symptoms. The parasite's evolutionary success may be driven by genetic abnormalities leading to copy number variation, which increases understanding of drug resistance mechanisms.

Physicists manipulate single molecules to unravel secrets of protein folding

Researchers use single-molecule force spectroscopy to study the dynamics of protein folding, revealing a complex network of intermediate structural and kinetic states. The experiments on calmodulin molecule show distinct subdomains fold independently, interacting with others in a 'energy landscape' with dead ends and express routes.

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.

What role do cytokines play in autoimmune diseases?

A special issue of Journal of Interferon & Cytokine Research explores the complex role of cytokines in autoimmune diseases. Key findings include cytokine pathways that trigger cardiac inflammation and potential chemical markers for predicting autoimmune reactions.

Rice's Barron wins World Technology Award for Materials

Andrew Barron, Rice University's Charles W. Duncan, Jr. -- Welch Chair of Chemistry, is honored with the prestigious World Technology Award for Materials for his groundbreaking nanotechnology research in energy and health. His work has led to projects involving down-hole sensors, carbon dioxide mitigation, and cancer treatment.