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Science News Archive 2010


Page 36 of 283

Tracking $40 billion in commitments for maternal and child health

The Partnership for Maternal, Newborn & Child Health has secured over $40 billion in commitments to improve maternal and child health, with key stakeholders meeting in Delhi to promote accountability. The Global Strategy for Women's and Children's Health has been instrumental in mobilizing these funds.

Gene discovery suggests way to engineer fast-growing plants

Researchers at Duke University have identified a single gene, UPBEAT1, that controls the balance of free radicals in plant roots, leading to faster growth and improved root establishment. This discovery could accelerate the development of biofuels and enhance carbon sequestration capabilities.

Voluntary cooperation and monitoring lead to success

Researchers analyzed a major forest commons management program in Ethiopia, finding that groups with higher shares of conditional cooperators were more successful in managing their forests. These groups also spent more time monitoring their forest to deter free riding.

New analysis explains formation of bulge on far side of moon

A new study led by researchers at UC Santa Cruz reveals that the lunar farside highlands' elevated topography may be attributed to tidal forces acting early in the moon's history. The shape of the bulge can be described by a simple mathematical function, accounting for about one-fourth of the moon's shape.

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.

Teens' take on bullying

A Swedish study found that teenagers attribute bullying to individual characteristics, such as the bully's inner flaws and desire for power. Meanwhile, 42% of teens blamed the victim for bullying, with girls more likely to blame the bully than boys. The study has implications for bullying prevention efforts.

This faster-growing E. coli strain's a good thing

Researchers have developed a faster-growing E. coli strain suitable for mass production of high-quality DNA for vaccines and gene therapy. The modified strain retains useful traits while growing as quickly as other industrial strains.

Apple iPhone 17 Pro

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

New urine test could diagnose acute kidney injury

A new urine test has shown promise in detecting acute kidney injury (AKI) by identifying specific markers in the urine. Elevated levels of monocyte chemoattractant protein-1 and its mRNA were found in urine samples from both mice and human patients with AKI, suggesting a potential diagnostic marker.

Sugar and slice make graphene real nice

Researchers at Rice University have developed a method to produce high-quality graphene using plain table sugar and other carbon-based substances. The process, which can be done in just one step, produces large-area sheets of graphene at low temperatures.

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.

Thousands of turtles captured in Madagascar despite ban

Researchers have found that up to 16,000 endangered turtles are being caught annually in Madagascar, highlighting the need for sustainable management. The study uses a new approach involving local communities to document turtle catches and provides a conservative estimate of annual catch rates.

All-optical transistor

Researchers at EPFL have discovered an all-optical transistor that controls the flow of light using a novel optical microresonator. The device enables a strong 'control' laser to turn on or off a weaker 'probe' laser, opening up new possibilities for telecommunications and photonics.

Study finds the mind is a frequent, but not happy, wanderer

A recent study by Harvard University researchers found that people spend 46.9% of their waking hours thinking about something other than what they're doing, which can lead to unhappiness. Mind-wandering is often associated with contemplation of past or future events, and it appears to be the human brain's default mode of operation.

Specialized blood vessels jumpstart and sustain liver regeneration

The study reveals that specialized blood vessel cells initiate and sustain liver regeneration by producing growth factors. This finding opens the door for designing new therapies to treat damaged livers. The researchers identified specific genes, such as Id1 and Wnt2, that enable endothelial cells to regulate liver regeneration.

Meta Quest 3 512GB

Meta Quest 3 512GB enables immersive mission planning, terrain rehearsal, and interactive STEM demos with high-resolution mixed-reality experiences.

Cohabiting parents struggle with nonstandard work schedules

A study by Michigan State University researchers found that cohabiting parents who work nonstandard shifts experience more conflict between work and family life. They also report higher levels of depression and lower success rates as parents and workers compared to married peers.

Circuitry of fear identified

Neurobiologists have identified specific types of neurons in the amygdala that process fear inputs and regulate subsequent fear responses. These circuits play a key role in the generalization of fear, allowing it to become divorced from its original situation, and may provide new targets for treating phobias and anxiety disorders.

Invasive species -- the biggest threat to fish in the Mediterranean basin

A recent study found that invasive species and over-exploitation of water resources are the biggest threats to fish in the Mediterranean basin. The researchers used data on 232 fish species and their distribution range to show that fish communities are exposed to the greatest threat of extinction when these pressures are present.

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.

New forms of highly efficient, flexible nanogenerator technology

Researchers developed a bio-eco-friendly ceramic thin film nanogenerator that can convert tiny human movements into electrical energy without breaking down. The technology uses freely bendable piezoelectric ceramic materials to harness biomechanical forces produced by the body.

Hurdles ahead for health care reform primary care model, U-M study shows

A study by the University of Michigan Health System found that specialists spend over 650,000 work weeks on routine follow-up care for patients with common chronic conditions. Delegating a proportion of this care could create system-wide efficiencies and free up specialists to focus on new patients and complex cases.

Invading weed threatens devastation to western rangelands

A new study confirms medusahead has growth advantages over most other grass species, suggesting it will spread across the West, disrupt native ecosystems, and make millions of acres worthless. Researchers identify potential competing species to reduce its spread and preserve grazing lands.

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.

Funding to support C. difficile research

A joint research project is investigating why some C. difficile cases are more difficult to treat, and how genetic factors contribute to relapses. The study aims to identify key factors that indicate a higher risk of relapse and develop new treatment strategies.

UCSD researchers create autistic neuron model

Researchers at UCSD School of Medicine created functional neurons from patients with Rett syndrome, providing a new human cellular model for studying autism spectrum disorder. The neurons featured fewer synapses, reduced spine density, and altered calcium signaling, suggesting that synaptic deficiencies may not be permanent.

Prestigious Hartford grants bolster awardees’ social work research

Eight outstanding students have been awarded prestigious Hartford Doctoral Fellowships in geriatric social work to focus on their dissertation research projects. The fellowships provide $50,000 grants and matching support to cultivate the next generation of geriatric social work faculty.

New vaccine hope in fight against pneumonia and meningitis

Scientists have discovered that pneumolysin triggers an immune response by activating the NLRP3 inflammasome, which provides protection against infection caused by Streptococcus pneumoniae. This breakthrough could lead to more effective vaccines for pneumococcal diseases.

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.

UT professors find mixing business with politics pays off

A study by UT professors found that firms engaging in corporate political activities enjoy a 20% higher performance. However, the researchers express concern that this increased activity constrains natural market forces and is undesirable.

Study points to window of opportunity for successful autism therapy

Researchers found that adult cells from patients with Rett Syndrome could be transformed into induced pluripotent stem cells, which formed functional neurons in cell culture. However, these cells exhibited abnormalities that could be reversed by treating them with drugs, suggesting a potential therapeutic window before disease onset.

4 essays look at the next generation of bioethics

The Hastings Center Report has published four essays on the next generation of bioethics, exploring new areas such as pharmaceutical industry ethics, public health, and regenerative medicine. These essays propose broadening the approach to dying and creating a framework for teaching an aging population to prepare for death.

Fruit flies lead scientists to new human pain gene

Researchers at Children's Hospital Boston identified a novel human pain gene, α2δ3, associated with different sensitivity to acute and chronic pain. Minor variations in this gene were found to be linked to reduced pain sensitivity, while certain polymorphisms were also associated with increased risk of chronic pain.

Arsenic early in treatment improves survival for leukemia patients

Researchers found that administering arsenic trioxide after initial standard treatment improved survival rates for patients with acute promyelocytic leukemia (APL). The study, which involved 481 patients, showed significant benefits in event-free survival and overall survival.

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.

Leaking underground CO2 storage could contaminate drinking water

A study by Duke University scientists has identified potential sites where CO2 leaks from underground storage could contaminate freshwater aquifers, posing a risk to drinking water quality. The research found that certain geochemical markers can be used to detect early warnings of potential carbon dioxide leaks.

Step by step toward tomorrow's nanomaterial

Empa researchers have successfully fabricated small fragments of graphene, known as nanographenes, using a surface chemical route. The reaction pathway consists of six steps with five intermediate products, which can be stabilized on semiconductor surfaces, enabling the fabrication of tailored nanographenes.

Cats show perfect balance even in their lapping

Researchers found that cats, regardless of size, use a delicate balance between gravity and inertia to lap milk efficiently. The cat's tongue moves in a subtle motion, creating a column of liquid that is then pinched off by the cat's chin.

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.

Modeling autism in a dish

Scientists successfully replicated autism in the lab using human induced pluripotent stem (iPS) cells derived from patients with Rett syndrome. The study revealed disease-specific cellular defects, such as reduced functional connections between neurons, which are reversible through insulin-like growth factor 1 (IGF-1) treatment.

Graphene's strength lies in its defects

Researchers at Brown University discovered that grain boundaries in graphene do not compromise the material's strength. The critical bonds along these boundaries can be as strong as those found in pure graphene when tilted at specific angles, enabling the creation of larger sheets with improved properties.

LSU oceanography researcher discovers toxic algae in open water

Researchers discovered toxic Pseudo-nitzschia algae producing domoic acid in vast Pacific regions, contrary to the proposed approach of adding iron to reduce global warming. This finding highlights the concern that iron enrichment can promote toxic blooms in open sea environments.

New explanation for the origin of high species diversity

A study published in Science reveals that Amazonian biodiversity is linked to the geological history of the Andes, dating back to the past 20 million years. The researchers argue that studies aiming to understand Amazonian forests' evolution need to look further back in time.

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.

Additional cardiac testing vital for patients with anxiety and depression

A new study published in the Journal of Cardiopulmonary Rehabilitation and Prevention found that patients with anxiety disorders are more likely to have undetected heart problems during electrocardiogram tests. The study suggests that administering a brief questionnaire before conducting ECGs can help identify patients at risk.

Stem Cells journal awards human cord-blood research

A recent study published in Stem Cells journal has awarded human cord-blood research with a $10,000 prize for its potential to cure acute kidney injury. The research revealed the regenerative potentials of human cord-blood stem cells as a future cell therapy.

Alcohol damages much more than the liver

Research reveals alcohol's far-reaching consequences, including weakened immune systems, impaired bone growth, and increased risks of HIV transmission and poor surgical outcomes.

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.

African dust caused red soil in southern Europe

Researchers found African mineral dust from the Sahara and Sahel regions was the main contributor to forming reddish soils in Mediterranean regions such as Mallorca and Sardinia. The study also revealed that underlying rock contributed to soil formation.

Scientists demystify an enzyme responsible for drug and food metabolism

Researchers have successfully recreated the metabolic process of a critical enzyme responsible for breaking down drugs and nutrients. By trapping the enzyme at a specific stage, they gained insight into how people respond differently to certain chemicals, which could aid in developing more efficient drugs and household products.

Combating cancer's double whammy

A three-year study analyzing primary care data aims to establish clearer guidelines for doctors on preventing venous thromboembolism (VTE) in cancer patients. Researchers believe that targeted preventative treatments could prevent up to 3,000 deaths annually.

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.

New research provides effective battle planning for supercomputer war

The University of Warwick's research uses mathematical models, benchmarking, and simulation to determine the likely performance of future computing designs. The study highlights challenges such as a massive programming/engineering gap and the need for better modeling techniques to discern good design from bad.

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.

Evolutionary bestseller in image processing

Researchers at the Max Planck Institute of Neurobiology found that fruit flies process optical information in a similar way to vertebrates, separating channels and transmitting parallel image sequences. This efficient system allows the brain to save energy, a theory supported by the consistent wiring across various animal species.