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Science News Archive October 2010


Page 13 of 25

Paper highlights blood pressure risk in overweight children

A study tracking over 1,000 children for 10 years found that increased BMI in overweight children doubles their blood pressure risk. Even a modest weight loss can lead to significant blood pressure reductions, while small increases can heighten the risk of hypertension.

Apple iPhone 17 Pro

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

NJIT professor helps make case in Science for better biodiversity

A group of leading biodiversity scientists, including NJIT's Daniel Bunker, argue that CBD targets must consider ecosystem services for effective conservation. By valuing biodiversity through ecosystem services, nations can better justify and improve biodiversity conservation efforts.

First babies born from genetic screening study

The world's first controlled study of genetic screening for IVF has resulted in the birth of healthy babies, twins in Germany and a singleton boy in Italy. The technique used is comparative genomic hybridisation (CGH), which can accurately predict chromosomal disorders with a 10% error rate.

Small business success spotlighted by USDA at conference

The USDA is spotlighting the success of ChoiceBatter, a low-oil-uptake batter made from rice flour, developed through its Agricultural Technology Innovation Partnership program. The product has shown significant economic impact in five states and has enabled CrispTek to commercially develop and sell the rice batter.

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.

Missouri Botanical Garden researcher discover new genus

Researchers at the Missouri Botanical Garden have discovered a new genus of tree, Hondurodendron, which is endemic to Honduras and has unique characteristics. The genus was identified through morphological and molecular analysis, and its single species, Hondurodendron urceolatum, has a distinctive fruit resembling a guava.

NYU to upgrade structural DNA nanotech facility with $1.6 million NSF grant

New York University has received a $1.6 million National Science Foundation grant to upgrade its Structural DNA Nanotechnology facility, enhancing its experimental capacity and creating a state-of-the-art laboratory setting. The facility will also bolster NYU's competitive edge in the field of structural DNA nanotechnology.

Study confirms: Whatever doesn't kill us can make us stronger

A new study found that experiencing some lifetime adversity can contribute to the development of resilience, leading to lower global distress, functional impairment, and increased life satisfaction. Researchers analyzed a national sample of 2,398 subjects and discovered a U-shaped relationship between lifetime adversity and outcomes.

Eat safer: Novel approach detects unknown food pathogens

Researchers developed a novel approach to automated detection and classification of harmful bacteria in food using machine-learning. The method can identify known and unknown classes of food pathogens, improving the ability to detect bacterial contamination in tested samples.

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.

Squid studies provide valuable insights into hearing mechanisms

Researchers have made significant discoveries about squid hearing mechanisms, shedding light on how they navigate, sense danger, and communicate with each other. Squid use statocysts to detect sound waves, but their hearing is limited to specific frequencies, which may explain why they are a prolific food source.

How to weigh a star using a moon

New work by astrophysicist David Kipping reveals that astronomers can calculate a star's mass using its orbiting planet and moon. By measuring the size of the planet and moon relative to the star and their orbital periods, scientists can use Kepler's Laws of Motion to determine the density of the star.

National study identifies range of opportunities to improve engineering education

A recent national study highlights the need to improve engineering education in the US to produce innovative scientists and engineers. The report identifies key opportunities for improvement, including enhancing communication and professional skills, integrating context into design processes, and making undergraduate programs more acce...

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.

A river ran through it

A study of 36 rivers found that human activities such as droughts and floods alter the length of food chains, particularly eliminating top predators like large-bodied fish. Climate change will exacerbate these effects, making it crucial to factor in the fate of large-bodied fishes in water management.

Grant to fund aging research

Dr. Rodrigue's five-year grant will examine the role of risk factors in shaping brain and cognitive aging, with a focus on Alzheimer's disease and vascular health. The project aims to develop preventive approaches for successful aging.

Images shed new light on inflammation

Researchers at the University of Calgary have discovered that damaged tissue can release signals that attract white blood cells, leading to inappropriate inflammation. The team used innovative imaging techniques to observe this process in real-time, shedding light on potential new treatments for inflammatory diseases.

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.

Humidity makes gecko feet stickier

Researchers found that humidity helps geckos grip tighter by softening the surface of their feet, not through microscopic water bridges. The setae's increased softness strengthens contact with surfaces and makes it easier for geckos to peel their feet off.

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.

New beam source for Brookhaven accelerators

The Electron Beam Ion Source (EBIS) will produce and accelerate beams with greater versatility than the current system, allowing studies with new kinds of ions previously unavailable to researchers. EBIS can start with positive ions or even neutral atoms, creating ion beams from almost any element.

£2.4m boost for nano research into global challenges

A new £2.4 million research project aims to develop technologies that can help respond to global health, transportation, energy and climate challenges. The project will focus on improving the fuel efficiency of air and marine transport, as well as developing new techniques for simulating fluid dynamics at the micro and nano scales.

Right foods aid memory and protect against disease

A diet study led by Lund University found that a specific diet high in antioxidants, omega fatty acids, and wholegrain products can improve memory and cognitive function. The diet also significantly reduced blood lipids, blood pressure, and inflammation markers.

BU, Brown and UC Irvine receive $3 million NSF grant

The project will examine the feasibility of extending service-level agreements to cover aspects such as data integrity, information leakage control, and fair market pricing. The team aims to define a viable marketplace for cloud computing resources where users can verify the performance, security and privacy of acquired services.

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.

Gynecologist disputes findings

A renowned gynecologic oncologist expresses concerns about a major ovarian cancer study, highlighting the need for targeted genetics-based treatments over delayed treatment timing. The study found no significant difference in survival rates between early and delayed chemotherapy groups.

What did T. rex eat? Each other

A study published in PLoS ONE found that Tyrannosaurus rex had bite marks on its own bones, indicating cannibalism. The research suggests that T. rex may have eaten smaller dinosaurs as well, and that its eating habits were different from those of modern species.

OHSU research suggests yoga can counteract fibromyalgia

A new study published in the journal Pain found that yoga exercises can effectively counteract fibromyalgia symptoms, including pain, fatigue, stiffness, and depression. The research involved 53 female participants who underwent an eight-week yoga program, resulting in clinically significant improvements in their conditions.

The risks and benefits of using poplars for biofuels

A scientific risk assessment examined Poplar's introduction for biofuel production, revealing hybridization patterns with native populations. The study found complex interbreeding and genetic shift in native species, highlighting the need for monitoring and regulatory guidelines.

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.

Carbon dioxide controls Earth's temperature

A NASA study reveals that carbon dioxide plays a crucial role in regulating Earth's temperature, accounting for 25% of the greenhouse effect. The research demonstrates that without non-condensing greenhouse gases like carbon dioxide, water vapor and clouds cannot sustain the planet's greenhouse effect.

Kidney disease patients require individualized care

Research highlights that kidney disease patients' blood pressure management needs are not one-size-fits-all, with age, race, and diabetes affecting mortality risk. The rate of kidney function decline also significantly impacts patient prognosis, suggesting a need for tailored strategies to protect kidney function.

Scientists find signals that make cell nucleus blow up like a balloon

Researchers found that proteins importing structural material and regulating its import determine cell size. By manipulating these proteins, they can make a smaller species' nuclei balloon up to the size of a larger one. This discovery could lead to new insights into nuclear size regulation in cancer cells.

UCLA study links immune protein to abnormal brain development

A UCLA study found that exposing fetal neurons to high levels of the immune protein MHC leads to abnormal brain development in mice. This discovery may provide new insights into factors contributing to human neurological disorders like schizophrenia and autism.

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.

Asteroid collision forensics

Researchers pinpointed the exact date of a February 2009 asteroid collision using computer simulations and OSIRIS camera system images. The debris trail's three-dimensional shape, visible from a unique Rosetta space probe viewpoint, helped reconstruct the collision in detail.

Fluke 87V Industrial Digital Multimeter

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

Not all doctors follow cancer screening guidelines

A new study found that only one-fifth of primary care physicians follow practice guidelines for all recommended colorectal cancer screening tests. Many clinicians overuse or underuse screening, leading to unnecessary testing and potential complications.

JILA unveils improved 'molecular fingerprinting' for trace gas detection

Scientists have developed an improved laser-based technique to detect traces of key molecules in a gas, including greenhouse gases and pollutants. The new technology can identify a wider variety of molecules with lower concentration levels than before, making it suitable for applications such as breath analysis and atmospheric monitoring.

Push and pull get eyes to work together

Researchers found a new training method to reduce sensory eye dominance by making the weak eye work while suppressing vision in the strong eye. This approach improves depth perception and may be beneficial for professions that require fine depth perception, such as dentists and surgeons.

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.

NIST mini-sensor traces faint magnetic signature of human heartbeat

Researchers successfully tracked a human heartbeat using NIST's miniature atom-based magnetic sensor, confirming its potential for biomedical applications. The device measured the heart's magnetic signature in picoteslas and demonstrated sensing stability lasting tens of seconds.

Researcher find fats galore in human plasma

A national research team led by UC San Diego scientists created the first lipidome of human plasma, discovering hundreds more fats than previously known. The findings reveal lipids' diverse roles beyond energy storage and cell membrane building, including signaling molecules that may play a role in diseases like diabetes and cancer.

New look at multitalented protein sheds light on mysteries of HIV

A new research method has provided unprecedented clarity on the behavior of the HIV protein Gag, which plays critical roles in the assembly of the human immunodeficiency virus. The study reveals new conformations of the protein and offers potential avenues for developing antiviral drugs.

PiggyBac joins armory in fight against cancer

Researchers have developed PiggyBac, a genetic tool that can speed the discovery of novel genes involved in cancer. The system has identified new candidate cancer-causing genes and will complement advances in genomics and genetics of cancer.

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.

UF to help sequence genome of flowering plants' ancient living relative

Researchers at UF are part of a nationwide team sequencing the Amborella trichopoda genome, a large shrub found only on the South Pacific island of New Caledonia. The information will help researchers determine whether specific genes or processes are unique to particular plants or date back to the beginnings of angiosperm evolution.

Gene identified that prevents stem cells from turning cancerous

Researchers at Rockefeller University identified a gene called Sept4 that regulates programmed cell death in precursor cells, which can increase the risk of developing cancer. The study found that mice lacking the Sept4 gene had twice as many hematopoietic stem cells and were more susceptible to tumors.

Orchid tricks hoverflies

The Eastern marsh helleborine orchid produces alarm substances that mimic aphid pheromones, attracting five species of hoverflies. Hoverfly females lay eggs in the flower, which also provides a small amount of nectar as a reward.

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.

Study uncovers genetic variations linked with common childhood obesity

Researchers identified multiple genetic mutations associated with childhood obesity, including deletions and duplications of specific genes. The study reveals unique genetic profiles exclusive to two ethnicities, offering new insights into the complex biology underlying childhood obesity.