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Science News Archive October 2007


Page 10 of 21

£1 million donation for burns research in Wales

A £1 million donation from The Vocational Training Charitable Trust (VTCT) will support groundbreaking research at Cardiff University's Centre for Burns Research. The VTCT Professor of Burn Injury Study will investigate the body's immunological response to burns to develop new treatments.

Computer solution to delivery problem

Researchers have developed a computer solution to cut journey times of courier services, reducing fuel consumption and improving timely drop-offs. The new approach uses a heuristic-based model that can process real-time requests and re-route vehicles to minimize distance traveled.

Apple iPhone 17 Pro

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

Researchers underscore limitations of genetic ancestry tests

Researchers highlight the limitations of genetic ancestry tests, including their inability to identify all ancestral groups or locations, false positives and negatives, and lack of connection between DNA and racial identity. The tests are often used by consumers to validate genealogical records or search for specific ethnic affiliations.

Research for a better old age

The New Dynamics of Ageing Programme has funded 12 research projects, totaling £3million, to investigate various aspects of ageing. These studies aim to enhance the quality of life, productivity, and self-sufficiency of older adults, with a focus on improving their health, social engagement, and community support.

AIAA to present awards at Digital Avionics Systems Conference

The American Institute of Aeronautics and Astronautics (AIAA) will present awards at the 26th Digital Avionics Systems Conference. Andrew Zeitlin and Robert Acree are being recognized for their outstanding achievements in digital avionics and information systems.

Massive reanalysis of genome data solves case of the lethal genes

Researchers at DOE JGI identified genes that kill recipient bacteria during gene transfer, providing a possible strategy for discovering new antibiotics. The study also sheds light on the evolutionary history of organisms and offers a way to finish genome assemblies.

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.

Evidence of same-sex mating in nature: the story of Cryptococcus neoformans

Researchers have identified same-sex mating in nature through analysis of natural hybrids and laboratory observations, shedding light on the evolution of Cryptococcus neoformans population structure. The study provides new insights into the genetic and environmental factors driving the current population's sex-ratio imbalance.

Brightness and darkness as perceptual dimensions

A new study suggests that achromatic colors exist in a two-dimensional (2-D) color space composed of brightness and darkness dimensions. This model generalizes to the chromatic dimensions of color perception, indicating six perceptual dimensions rather than the conventional three.

Sticky mussels inspire biomedical engineer yet again

A new coating method mimics mussel adhesive properties, allowing for the attachment of various materials to inorganic and organic surfaces. This method has potential applications in fields such as electronics, medical devices, and water treatment.

GoPro HERO13 Black

GoPro HERO13 Black records stabilized 5.3K video for instrument deployments, field notes, and outreach, even in harsh weather and underwater conditions.

Sidestepping cancer's chaperone

Researchers at UMass Medical School have identified a new pathway for cancer cell growth and survival, providing a blueprint for the design of novel anticancer agents. The study found that targeting the Hsp90 chaperone in the mitochondria can induce massive tumor cell death while sparing normal cells.

Alaska graduate program in sustainability receives $3.2 million award

The Resilience and Adaptation Program at the University of Alaska Fairbanks has received a $3.2 million grant from the National Science Foundation to address questions of social-ecological resilience, adaptation and sustainability. The program focuses on integrating economic, cultural and ecological dimensions of sustainability.

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.

In vitro models will minimize animal use in arthritis studies

Researchers at the University of Missouri-Columbia have developed an in vitro model that mimics actual joints, eliminating the need for animal testing. This 'joint in a test tube' model can investigate causes and mechanisms of arthritis and screen new treatments.

Height affects how people perceive their quality of life

A large study found that adult height significantly impacts quality of life, with short individuals experiencing lower physical and mental well-being. Increasing height by a small amount can improve perceived health, equivalent to losing significant weight for obese individuals.

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.

Costa Rica, US announce historic debt-for-nature swap

The US has forgiven $26 million in Costa Rican debt to protect the country's tropical forests, with Conservation International and The Nature Conservancy providing additional funding. This is the largest debt-for-nature swap under the Tropical Forest Conservation Act, aiming to slow global warming by protecting carbon-storing ecosystems.

Septic survival

A recent study published in Critical Care found that children under four are highly susceptible to sepsis, which can lead to severe disease states and death. The study analyzed data from nearly 300 children with sepsis and purpura between 1988 and 2006, revealing that younger age is a critical factor in determining survival rates.

New study: pine bark extract boosts nitric oxide production

A study found that Pycnogenol enhances healthy nitric oxide production, leading to increased blood flow and oxygen supply to muscles. The supplement allows for better expansion of arteries, meeting the enhanced oxygen demand of performing muscles.

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.

Aspirin -- just for men?

A recent study found that trials with predominantly male participants showed significant risk reduction in non-fatal heart attacks when taking aspirin. In contrast, trials with mostly female participants failed to demonstrate a similar benefit. The researchers highlight the importance of considering gender when prescribing aspirin for ...

Heaviest stellar black hole discovered in nearby galaxy

Astronomers have found an exceptionally massive black hole in orbit around a huge companion star in the nearby galaxy M33, with a mass of 15.7 times that of the Sun. The discovery raises questions about how such a big black hole could have formed.

Study questions assumptions about human sensitivity to biological motion

A recent study published in Journal of Vision found that humans may not be more sensitive to biological motion compared to non-biological motion. The research, led by Dr. Eric Hiris, tested the effectiveness of masks and target sizes to determine detection performance, and concluded that humans do not exhibit enhanced sensitivity.

Malaria vaccine is safe, immunogenic and efficacious in young infants

A double-blind trial of 214 African infants tested the safety and efficacy of a malaria vaccine, showing no serious adverse events and a 65% reduction in new malaria infections compared to previous trials. The study provides evidence of a strong association between vaccine-induced antibodies and reduced risk of infection.

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.

Lennart Nilsson Award 2007

Felice Frankel, a renowned scientific imagist, has been awarded the 2007 Lennart Nilsson Award for her exceptional work in creating crystal-clear scientific illustrations. Her photographs reveal previously invisible aspects of the world and have captivated the attention of scientists and the general public alike.

New model predicts more virulent microbes

A new mathematical model explains how persistent microbes co-exist with humans, suggesting an increase in virulent organisms as populations grow. The model proposes that larger populations select for more virulent microbes, leading to potentially severe epidemics.

USC study examines effects of caregiving

A USC Davis School of Gerontology study found that caregivers showed few negative mental or physical health effects, contrary to myths about caregiving. The research analyzed ethnic differences among caregivers tending to people with dementia and found unique health risks for African-American caregivers.

Preventing tuberculosis reactivation

Researchers developed a computational model to predict TB reactivation causes and developed a TNF-modulating agent to balance inflammation reduction with infection resistance. Modifying anti-TNF treatment dosages and timing or using TB antibiotics before treatment can also prevent reactivation, according to the study.

Scientists spy enzyme that makes us unique

Researchers at the University of Leeds have mapped the 3D structure of T7 endonuclease 1 enzyme, responsible for splitting DNA strands and creating genetically unique offspring. The discovery is expected to shed light on human individuality and viral replication mechanisms.

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.

Newly qualified doctors feel well prepared by medical school

A BMC Medical Education study reveals that newly qualified doctors in the UK feel better prepared for their first clinical posts since 2000. The research suggests that updated medical school curricula and teaching methods are having a positive impact on doctors' perceptions of their readiness.

Accessory protein determines whether pheromones are detected

Researchers at Rockefeller University have discovered a new accessory protein called SNMP that plays a crucial role in detecting pheromones. The study reveals that SNMP is essential for neurons to respond to these invisible communication signals, which are involved in behaviors such as recognizing siblings and courting mates.

Study: HPV test beats Pap in detecting cervical cancer

A new study from McGill University finds that the HPV screening test outperforms the traditional Pap test in detecting pre-cancerous lesions without false negatives. The HPV test achieved an accuracy of 94.6%, while the Pap test only reached 55.4% accuracy, making it a more reliable method for cervical cancer screening.

Researchers find earliest evidence for modern human behavior in South Africa

A team of researchers from Arizona State University has discovered the earliest evidence of modern human behavior in South Africa, dating back 164,000 years. The findings suggest that early humans expanded their diet to include shellfish and other marine resources, likely as a response to harsh environmental 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.

Young toddlers think in terms of the whole object, not just parts

Researchers found that young toddlers automatically assume objects are talking about the whole object, rather than its parts. To improve understanding, parents should label specific parts and explain their function, reducing background noises and engaging with children while speaking.

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.

New 150 million-year-old crab species discovered

Researchers have discovered a new primitive crab species, Cycloprosopon dobrogea, which existed over 150 million years ago during the Jurassic period. The discovery provides insights into the evolutionary history of arthropods, including crabs, and their role in shaping biodiversity.

Researchers examine world's potential to produce biodiesel

The University of Wisconsin-Madison study examines the global potential for biodiesel production from vegetable oils and animal fats, ranking countries by their ability to manufacture biodiesel at low cost. The top-ranked developing nations include Malaysia, Thailand, Uruguay, Colombia, and Ghana, which are well-positioned due to stron...

Tolerance to inhalants may be caused by changes in gene expression

Changes in gene expression may cause people to develop a tolerance to inhalants by altering the response of fruit flies to future doses through epigenetic modifications. The research lays groundwork for understanding mechanisms of inhalant addiction and developing treatment methods.

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.

UC San Diego researchers give computers 'common sense'

Researchers use Google Sets to provide contextual information that improves the accuracy of automated image labeling systems. The system uses a three-step process, including image segmentation, ranked lists of probable labels, and post-processing context checks.

Obese children show early signs of heart disease

Research by Washington University School of Medicine found that obese children exhibit early heart disease symptoms, similar to those seen in obese adults. The study analyzed 168 children aged 10-18 and used a new imaging technique to track changes in the heart's muscular wall.

Feeling sleepy is all in your genes

Research published in BMC Neuroscience found that genetic genes controlling the body clock also regulate the need for sleep, linking sleep to energy metabolism. The study used mice with different genetic make-ups to explore this connection, revealing changes in gene expression associated with sleep deprivation and recovery.

Scientists estimate state-by-state mercury emissions from US fires

A new study estimates that US forest fires release about 30% of the nation's total mercury emissions, primarily affecting the environment and human health. The Southeast region emits the most mercury, followed by Alaska and California, highlighting the need for better protection measures.

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.

The fastest continent

A team of researchers has found that the Indian plate is only about 100 km thick, whereas the other parts of Gondwanaland are about 200 km thick. This discovery explains why India moved faster and further than the other parts of the supercontinent during its break-up.

Gene defects could be new cause of male infertility

Scientists have identified a crucial gene, Jhdm2a, that triggers the final step of sperm cell formation. Mice lacking this gene exhibit significant male infertility symptoms. The study provides evidence that Jhdm2a controls expression of genes required for DNA packaging in sperm cells.

Consortium publishes Phase II map of human genetic variation

The Phase II HapMap contains over 3.1 million SNPs, three times more than the initial version, improving the detection of genetic variants involved in common diseases and exploring human genetic variation. Researchers have associated over 60 common DNA variants with risk of disease or related traits using this powerful new tool.

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.

New approach builds better proteins inside a computer

Researchers at HHMI used a new computational method to predict protein structure with remarkable accuracy. The method, called Rosetta@home, uses distributed computing and targeted rebuilding to overcome challenges in predicting protein structures.

Baicalin might be a promising therapeutic tool for severe acute pancreatitis

Researchers found that Baicalin has potent anti-inflammatory and antioxidant properties, reducing the severity of acute pancreatitis in rats. The study suggests that Baicalin may be an effective treatment option for SAP, offering a promising therapeutic tool with low cost and extensive routes of administration.