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Science News Archive September 2009


Page 22 of 24

Sustainable fertilizer: Urine and wood ash produce large harvest

Researchers found that urine-based fertilizer alone can produce four times more tomatoes than non-fertilized plants, while combining with wood ash reduces acidity in acidic soils. This innovative approach provides a low-cost and chemical-free method for increasing crop yields.

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.

Believing is seeing

Researchers found that initial thoughts about others' emotions bias subsequent facial expression perception and memory. Participants who initially interpreted faces as angry remembered them expressing more anger, while those who interpreted them as happy remembered less anger.

Meta Quest 3 512GB

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

Why solitary reptiles lay eggs in communal nests

Female reptiles lay eggs in communal nests, defying their solitary nature. The behavior is common among 255 lizard species and many snake and alligator species, with potential advantages including reduced nesting costs.

Apple iPhone 17 Pro

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

New computer models aim to classify, help reduce injury accidents

Researchers developed computer models to classify injury reports based on specific words or phrases, identifying key causes of injuries. The models achieved high accuracy rates, comparable to human coders, and have the potential to lead to automated report coding programs.

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.

Surviving sepsis program -- increased compliance gets results

A 'surviving sepsis' program improved patient outcomes by increasing compliance with guidelines and reducing in-hospital mortality. The study found a significant improvement in intensive care unit patients, with a notable 45% risk reduction for death.

6 NTU projects awarded NRF grants

Six NTU projects have received funding from the National Research Foundation (NRF) for research and innovation in wireless sensing, power converters, photonic micro electromechanical systems, electro-generated chemi-luminescence, antenna solutions, and anti-reflective coatings. The funded projects aim to develop core technologies for s...

Buyer beware: Estrogen supplements not as effective as claimed

New research from Purdue University raises concerns about estrogen supplements claiming to improve bone health in postmenopausal women. While some plant-derived isoflavones show modest effects, many supplements lack efficacy or are less effective than current treatments for osteoporosis.

Chimpanzees develop 'specialized tool kits' to catch army ants

Chimpanzees in the Congo have developed specialized tool kits to forage for army ants, showcasing a rare example of multiple tool use. The research suggests that these 'sustainable' harvesting techniques allow chimpanzees to reduce ant aggression and revisit the same food source.

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.

NTU professor bags inaugural award honoring women in science

Assoc Prof Lam has won a S$20,000 fellowship to support her research on self-assembling biomolecules for sensing applications. The award recognizes her contributions to the advancement of science and research in Singapore, building on her expertise in understanding and designing materials.

Breakthrough in bubble research at Bath

Ruggero Gabbrielli's new structure is composed of four different shapes that fit together, closer to natural foam structures than previous solutions. His method uses a partial differential equation and has sparked international interest among mathematicians and physicists.

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.

MADIT-CRT trial

The MADIT-CRT study found that CRT-D therapy reduces the risk of heart failure or death by 34% compared to ICD-only therapy, with benefits seen across various patient sub-groups. This results validate a new indication for CRT-D therapy in preventing heart failure in at-risk patients.

Weight-loss surgery can break a family's cycle of obesity

A new study published in The Endocrine Society's Journal of Clinical Endocrinology & Metabolism found that adolescent and young children of obese mothers who underwent weight-loss surgery prior to pregnancy have a lower prevalence of obesity and improved cardio-metabolic markers. The research suggests that the intrauterine environment ...

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.

Changes in California's bird communities due to climate change

A new study projects that California's bird communities will undergo significant changes by 2070, with some species shifting distributions and others forming novel assemblages. This could have far-reaching consequences for ecosystems and biodiversity management strategies.

Dynamic changes in DNA linked to human diabetes

A study reveals that dynamic changes in DNA, known as epigenetic marks, play a crucial role in the development of diabetes. Researchers found that these changes occur rapidly and can be influenced by environmental factors such as diet and physical activity.

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.

Waist-hip ratio better than BMI for gauging obesity in elderly

A new study published in Annals of Epidemiology found that the waist-to-hip circumference ratio was a better indicator of obesity in high-functioning adults over 70 than BMI. The research also showed a significant link between increased waist size and higher mortality risk in both men and women.

'Eatin' (not so) good in the neighborhood'

Adults living in areas with high fast food concentration who don't own a car are at increased risk of excess body mass index and weight gain. Not owning a car in these areas is associated with a 12-pound weight difference compared to those living without fast food outlets.

H1N1 pandemic virus does not mutate into 'superbug' in UMd lab study

A laboratory study by University of Maryland researchers suggests the H1N1 pandemic variety prevails and out-compets other flu strains in a lab setting, reproducing twice as much on average. The findings support vaccinating against the pandemic flu virus this season due to its high communicability.

New hope for heart failure patients

A new therapy called cardiac resynchronization can significantly delay the onset of heart failure symptoms and hospitalization for up to 41% with pacing therapy. The treatment improves heart-pumping efficiency, enabling patients like Rosemary Jakubowski to engage in physical activities without fatigue.

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.

Time to lift the geoengineering taboo

Experts Peter Cox and Hazel Jeffrey examine potential geoengineering initiatives, including carbon-dioxide removal and solar-radiation management, as a crucial alternative to common mitigation methods. The schemes have different benefits, costs, and risks associated, but may offer a better benefit-to-cost ratio than conventional methods.

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.

Tiny pump means pain relief for big cats

A surgically implanted capsule-sized pump has been developed to provide continuous pain relief for big cats, reducing the need for daily injections. The pump was successfully used on two leopards at a Tennessee sanctuary, demonstrating its effectiveness in delivering pain medication quickly and efficiently.

The 'S' stands for surprise

Researchers found that mice lacking protein S suffered massive blood clots and defective blood vessels, highlighting the protein's dual role in coagulation and inflammation. Protein S also binds to receptors that regulate immune responses, suggesting new targets for gene therapy.

The benefits of reperfusion therapy

Effective reperfusion therapy in AMI patients can cut individual risk of dying by half and save millions of European lives. Modern catheter-based reperfusion strategies are more effective than fibrinolytic agents, reducing infarct-related mortality by up to 37%.

New approaches to military physical and mental health explored

Researchers have made significant findings in understanding the effects of diet on cognitive performance in pilots, with high-fat diets showing improved flight performance scores. Additionally, a new approach to treating spinal cord injury using stereotactic X-irradiation has shown promise in improving locomotor function.

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.

Green production guidelines give 'road map' for new administration

Professor Nicole Darnall's report provides a 'road map' for the new administration to encourage widespread green production. The report recommends strategies such as mandatory environmental product labels and online sustainability tools to help businesses implement eco-friendly practices.

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.

AMI: The scale of the problem

Acute myocardial infarction (AMI) is a leading cause of death in the Western world, with prevalence expected to rise in developing countries. Primary PCI can open more vessels than thrombolytic therapy, saving more lives but requiring specialized facilities and collaboration.

Is Tetris good for the brain?

A three-month practice period of playing Tetris led to greater brain efficiency and a thicker cortex in adolescent girls, with increased gray matter observed in areas associated with critical thinking and reasoning. The study suggests that mental practice may increase cortical thickness and improve cognitive skills.

Celestron NexStar 8SE Computerized Telescope

Celestron NexStar 8SE Computerized Telescope combines portable Schmidt-Cassegrain optics with GoTo pointing for outreach nights and field campaigns.

Daylight-saving time leads to less sleep, more injuries on the job

A new study found that losing just one hour of sleep can pose serious consequences for workers in hazardous environments. The research, published in the Journal of Applied Psychology, analyzed data from 1983 to 2006 and showed a 68% increase in lost work days after the switch to daylight saving time.

PNNL to lead environmental impacts study on marine, river power

The Pacific Northwest National Laboratory will lead a $6.8 million study to examine the environmental impacts of marine and hydrokinetic power. The project will investigate risks to wildlife and habitats, conduct laboratory and field experiments, and predict long-term effects.

'FEAsy' analyzes designs from raw sketches to speed parts creation

Researchers at Purdue University have developed a new design program called FEAsy that analyzes designs from raw sketches to speed up parts creation. The program uses finite-element analysis to test designs in the sketching stage, allowing for faster improvements and changes.

Minimally invasive treatment found effective for esophageal cancer

Researchers at Mayo Clinic have found that early stage cancers of the esophagus can be treated effectively with less-invasive, organ-sparing endoscopic therapy. This approach was compared to traditional surgical removal of the esophagus and showed comparable overall mortality rates.

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.