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Science News Archive September 2012


Page 3 of 27

Environment-friendly satellite navigation technology

GEKO NavSat has developed innovative technological solutions and products using advanced satellite navigation technologies, improving forest fire investigation methods. The company's social commitment includes creating lines of application for people with special needs, such as a guiding project for the blind.

Apple iPhone 17 Pro

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

New way of fighting high cholesterol upends assumptions

Researchers have upended assumptions on how high cholesterol leads to inflammation and atherosclerosis. Desmosterol, a precursor to cholesterol, has been found to suppress inflammatory response genes and regulate cholesterol balance.

Aggressive cancer exploits MYC oncogene to amplify global gene activity

Researchers have found that elevated expression of c-Myc amplifies the activity of all expressed genes in tumor cells, leading to increased transcription and proliferation. This discovery provides a simple explanation for how a single protein can have a profound effect in many types of cancer.

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.

Rewriting the rules of teamwork

A team of MSU researchers will conduct a three-year study on how teams work together, using surveys, interviews, and high-tech devices to monitor interaction. The goal is to measure the effectiveness of both formal and informal structures when multiple teams are involved.

NASA sees Tropical Storm Ewiniar embedded in low pressure

Tropical Storm Ewiniar remains tropical despite being embedded in a subtropical area of low pressure off Japan's east coast. The storm is still experiencing strong convection and thunderstorms, with maximum sustained winds near 63.2 mph/102 kmh.

Helicopter heroes save lives

A multi-centre study in France found that patients transported by helicopter had a lower risk of death compared to those transported by road. The benefit was seen even after adjusting for severity of injury. Helicopter transport saves lives for the most severely injured patients, despite being a costly and limited resource.

Next up: Electronics that vanish in the environment or the body

Researchers have developed biodegradable electronics that can dissolve in water or bodily fluids, opening new design paradigms for medical implants, environmental monitors and consumer devices. The technology harnesses techniques for making tiny electronic systems out of ultrathin sheets of silicon, which can completely dissolve in a f...

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.

AgriLife Research to participate in $3.3 million wheat disease study

A collaborative project will analyze the impact of environmental conditions and management tactics on mite populations and disease incidence in wheat. The team aims to develop an accurate forecasting model to help growers anticipate and take action against wheat streak mosaic virus, high plains virus, and triticum mosaic virus.

Measuring the universe's 'exit door'

Researchers at MIT's Haystack Observatory have measured the radius of a black hole at the center of a distant galaxy using the Event Horizon Telescope. The measurement confirms Einstein's theory of general relativity by showing that the accretion disk is spinning in the same direction as the black hole.

Predatory bacterial crowdsourcing

Scientists at Rice University and UTHealth discovered a simple formula that enables Myxococcus xanthus bacteria to create waves to spread and devour other bacteria. The formula involves side-to-side contact between cells, a reversal time interval, and physical interactions, allowing the waves to move outward in unison.

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.

Now in Science: It's not too late for troubled fisheries

A new assessment technique allows researchers to determine fish population status using less data than traditional methods. This enables the recovery of thousands of 'data-poor' fisheries, which could boost seafood supply by 8-40% compared to unsustainable fishing practices.

Deadly complication of stem cell transplants reduced in mice

Scientists have reduced graft-versus-host disease, a life-threatening complication of stem cell transplants, by altering the circulation and trafficking of donor T-cells. The new approach maintains the therapeutic anti-leukemia effect while minimizing harm to healthy tissues.

Meta Quest 3 512GB

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

World's first glimpse of a black hole 'launchpad'

A team of scientists has discovered a 'launchpad' where jet streams from black holes originate, providing insight into the phenomenon. The finding suggests that the black hole is the engine driving the jets, and spin plays a crucial role in their production.

NASA sees a western weakness in Tropical Storm Miriam

Tropical Storm Miriam is weakening due to strong wind shear and cooler sea surface temperatures, with maximum sustained winds decreasing to near 40 mph. The storm is expected to turn west and generate dangerous ocean swells along the south and west coasts of Baja peninsula.

Scaling up polymer blobs

Researchers used simulations to study the scaling behavior of polymers at extreme limits, where it depends on their density and length. They found that polymer blends in ultrathin films displayed enhanced compatibility due to the simulations' ability to efficiently compute dense large-chain systems.

Sky & Telescope Pocket Sky Atlas, 2nd Edition

Sky & Telescope Pocket Sky Atlas, 2nd Edition is a durable star atlas for planning sessions, identifying targets, and teaching celestial navigation.

Breakthrough for new diabetes treatment

Researchers at Karolinska Institutet have made a major breakthrough in type II diabetes treatment by inhibiting VEGF-B. The study shows that VEGF-B inhibition can prevent and treat insulin resistance, which is related to the storage of fat in muscles, blood vessels, and heart.

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.

Researchers examine bias among sports journalists on Twitter

A Clemson University and University of Louisville study found that sports journalists used Twitter to post biased commentary during the Penn State sex abuse scandal, blurring personal and professional boundaries. The research highlights the challenges of maintaining objectivity in social media news reporting.

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.

Landsat satellites find the 'sweet spot' for crops

Farmers can create detailed maps using NASA and USGS Landsat satellite data to identify areas suitable for crops, reducing fertilizer waste and promoting sustainable agriculture. The technology uses band combinations to rapidly recognize features and changes over time, supporting crop analysis and decision-making.

Celestron NexStar 8SE Computerized Telescope

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

Study researches genetic messenger rather than gene

Scientists focus on RNA processing differences in cancer cells to understand their role in tumor development. Alternative RNA splicing occurs more frequently in cancerous cells, but its biological importance is unknown.

ASU scientists bring the heat to refine renewable biofuel production

Researchers at Arizona State University have developed a novel method that utilizes heat to enhance the yield and reduce costs of high-energy biofuels production. This breakthrough could pave the way for more widespread adoption of renewable energy sources, as the new process is more efficient and cost-effective than previous methods.

Bioengineers at UCSB design rapid diagnostic tests inspired by nature

Researchers at UCSB have developed inexpensive medical diagnostic tests that can detect a wide range of diseases in under five minutes, using nanometer-scale DNA switches. The new technology has the potential to significantly impact world health by eliminating the lag between testing and treatment.

Study adds to efforts to find more effective anti-inflammatory drugs

Scientists at Cincinnati Children's Hospital Medical Center identify a molecular pathway critical to body repair processes after injury, leading to potential new anti-fibrotic or anti-inflammatory agents. The discovery could provide a targeted intervention point in fibrotic diseases, including heart failure and muscular dystrophy.

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.

Treating hepatitis C infection in prison is good public policy

A recent study found that treating hepatitis C in prison can be just as effective as treatment for non-incarcerated patients, with 43% of prisoners achieving a sustained viral response. The research highlights the importance of providing antiviral therapy to incarcerated individuals to curb the spread of hepatitis C.

Social bullying prevalent in children's television

A content analysis of 150 children's TV shows found that 92% contained some form of social aggression. Attractive perpetrators who committed social aggression were rarely punished, and such scenes were often presented in a humorous way.

Honey bees fight back against Varroa

Researchers discovered specific proteins in honey bees that help them resist Varroa mite infestations. These proteins enable the removal of infected larvae and reduce mite populations, promoting the survival of the species. This natural approach could provide a solution to Colony Collapse Disorder.

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.

Hummingbirds make flying backward look easy

Researchers discovered hummingbirds' reverse flight is cheaper than hovering and equally costly to forward flight, employing unique kinematic adjustments. The study found that the birds reduce wing beat frequency and inclination during backwards flight, making it 20% more efficient.

Cleveland trio will demonstrate energy-saving app to DOE

A team of three from Case Western Reserve University will demonstrate their 'Budget It Yourself' app, which tracks home electricity use and costs, at the Department of Energy's Energy Datapalooza. The app, developed with Android devices in mind, aims to help users budget their power consumption and costs via a smartphone.

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.

Geometry plays a role in GPCR transmembrane signaling

A recent study on rhodopsin in Xenopus rod photoreceptor cells reveals that the geometry of micro-compartments formed by incisures affects its signaling. The researchers found that boundary geometry, rather than heterogeneity in diffusion or bound fraction, explains differences in rhodopsin distribution

Satellite sees Miriam weaken to a tropical storm

Tropical Storm Miriam has weakened to a tropical storm in the Eastern Pacific Ocean, with maximum sustained winds near 65 mph. Wind shear and decreasing sea surface temperatures will continue to weaken the storm over the next several days.

Researchers define 2 categories of multiple sclerosis patients

A new study by researchers at Brigham and Women's Hospital distinguishes multiple sclerosis patients into two meaningful subsets, MSa and MSb, based on distinct RNA molecules. This categorization may lead to more personalized treatments for individual patients.

Psychology of equine performance and the biology behind laminitis

A new article explores the link between chronic laminitis and inflammation, identifying an anti-inflammatory protein APOA-IV as a key factor. The psychology of equine performance also plays a crucial role in enhancing horse's mood, emotion, and temperament to improve performance.

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.

Slave rebellion is widespread in ants

Enslaved worker ants kill off parasite offspring to increase chances of survival for their neighbors. Slave workers feed and care for larvae but neglect pupae, resulting in low survival rates. This behavior benefits neighboring colonies by reducing slave-maker colonies' growth and effectiveness.

Bigger wind turbines make greener electricity

Researchers found that bigger turbines harness more wind without increasing mass or fuel needs, leading to cleaner power production. The study solidifies the trend towards larger windmills, expected to approach 10% of global electricity by 2020.