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Science News Archive October 2013


Page 3 of 34

Brain connectivity can predict epilepsy surgery outcomes

Researchers have identified a new way to determine precisely what portions of the brain suffer from epilepsy, improving surgical outcome accuracy and efficiency. Using intracranial electroencephalography, they found that patients' preoperative functional neural connectivity was strongly associated with successful surgery outcomes.

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.

Breakthrough research produces brighter, more efficiently produced lighting

Researchers at UC Santa Barbara's SSLEC discovered simple guidelines to optimize phosphors in white LED lighting, yielding brighter and more efficient lights. The breakthrough paves the way for high-efficiency solid-state lighting with potential to replace lower-efficiency incandescent and fluorescent bulbs.

A sauropod walks into a bar. 'Why the long neck?'

A new PLOS Collection delves into the complex evolutionary cascade theory that made sauropod dinosaurs' gigantism possible. Researchers investigate factors contributing to their unique body size, including mobility, posture, and nutrition.

Alarming increasing incidence of myopia

A recent study published in Optometry and Vision Science highlights the alarming increase in myopia incidence, primarily influenced by environmental factors. Multifocal contact lenses have shown promise in reducing myopia progression in children, with results persisting through at least two years.

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.

Staph infections and eczema: What's the connection?

Researchers have discovered a toxin produced by Staphylococcus aureus that causes immune-system cells in the skin to react and produce eczema-like rashes. The finding suggests a specific mechanism behind the link between staph bacteria and eczema, which could lead to new treatments.

Improving earthquake early warning systems for California and Taiwan

A new study suggests upgrading technology and relocating seismic stations in California can improve the warning time, particularly in areas poorly served by the existing network. In Taiwan, a low-cost sensor experiment has created a high-density network that can issue early warnings within 20 seconds of an earthquake detection.

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.

Racing sperm to boost results of in vitro fertilization

A team of researchers has created a microfluidic device that sorts sperm cells based on their motility and ability to swim through narrow channels. This approach shows promising results in increasing the concentration of highly motile sperm, which could enhance the success of assisted reproductive technologies like in vitro fertilization.

Sun emits fourth X-class flare in a week

The sun emitted its fourth X-class flare since October 23, 2013, peaking at 5:54 p.m. on October 29, 2013. The X2.3 class flare may disrupt radio signals for hours due to its intense radiation.

New study analyzes barriers to cancer research commercialization

A new study by University of Kentucky researchers found that academic institutions face significant barriers to commercializing cancer research innovations. The study suggests that addressing these challenges can boost university-based research commercialization and benefit consumers.

Apple iPhone 17 Pro

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

Study: Staggering turbines improves performance 33 percent

Researchers at the University of Delaware found staggering results in arranging wind turbines to improve performance. Staggering and spacing out turbines can increase efficiency by up to 33 percent, according to a new study published in Geophysical Research Letters.

Testing technique could lengthen lifespan of dialysis patients

A new testing approach can better detect parathyroid hormone imbalances in end-stage kidney disease patients, which are linked to higher mortality rates. The study found that patients with higher levels of non-oxidized parathyroid hormone had a lower risk of death.

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.

Research confirms bottom-feeding behavior of humpback whales

Researchers confirm that humpback whales in the southern Gulf of Maine are spending most of their time on the ocean floor, contrary to previous thought. The study revealed three distinct types of bottom-feeding behaviors, including simple side-rolls and seafloor scooping.

Pore formation in cell membranes linked to triggers of rheumatoid arthritis

Researchers discovered that abnormal citrullination in rheumatoid joints is linked to pore-forming pathways in cell membranes. These pathways, called perforin and complement, are normally used by the immune system to fight pathogens, but their disruption produces enzyme-activating imbalances of calcium ions.

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.

Atherosclerosis in HIV patients linked to infection, not treatment

Researchers found a significant association between longer duration of HIV infection and increased risk for atherosclerosis, regardless of antiretroviral therapy. The study suggests that inflammatory imbalance may play a key role in the development of atherosclerosis in HIV patients.

Rare earths in bacteria

A team of researchers discovered a bacterium that requires rare earths to grow and produce energy from methane. The rare earths are necessary for the enzyme methanol dehydrogenase, which processes the methanol produced in methane decomposition.

Is left-handedness higher among those suffering from psychosis?

A study found that left-handed individuals are more likely to suffer from psychotic disorders, such as schizophrenia, compared to mood disorders. The research revealed a significant difference in the prevalence of left-handedness among patients with different types of mental disorders.

Improving light and heat spectra measurements

Researchers at PTB developed a novel approach to improve spectral distribution curves, correcting distortions caused by measuring instruments. The improved method can be applied in various fields of radiometry and photometry, including broadband and narrowband measurements.

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.

Study: 2 peptides better than 1 in targeting diabetes, obesity

Researchers at Indiana University have developed a molecule combining GLP-1 and GIP peptides, which shows improved therapeutic effects in controlling glucose levels and weight loss. The study demonstrates the potential of this combination as an effective treatment for adult-onset diabetes and obesity.

Procedural results from the RIBS V trial presented at TCT 2013

The RIBS V trial found that both drug-eluting balloons and stents provide excellent long-term clinical outcomes for patients with bare metal stent restenosis. Angiographic results showed superior late angiographic results for drug-eluting stents, but low rates of clinical and angiographic recurrences in both groups.

6-month data of the LEVANT 2 trial presented at TCT 2013

The LEVANT 2 trial presents favorable 6-month data on drug-coated balloon angioplasty for treating femoropopliteal artery disease. Patients treated with a drug-coated balloon experienced higher primary patency rates (92.3%) compared to those receiving standard PTA alone.

Future Internet aims to sever links with servers

The Pursuit Internet would enable users to obtain information without direct access to servers, making the internet faster, safer, and more controllable. Individual computers would copy and republish content, providing a peer-to-peer approach on an unprecedented scale.

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.

Results of the TRYTON trial presented at TCT 2013

The TRYTON trial compared a new bare metal bifurcation stent with standard practice and found it safe, but did not meet the non-inferiority endpoint. The strategy showed improved angiographic outcomes in larger side branches, but more frequent peri-procedural CK-MB elevations.

First results from LUX dark matter detector rule out some candidates

The LUX experiment has excluded some possible candidates for a dark matter particle, providing evidence for its sensitivity and ruling out certain Weakly Interacting Massive Particle (WIMP) hypotheses. The detection is significant as it shows that the world's best results are being produced by the detector.

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.

S14G-humanin is a new hope for Alzheimer's disease

A recent study found that S14G-humanin inhibits the toxic effects of amyloid-beta protein on hippocampal neurons, restoring cellular balance. The compound's neuroprotective effect is 1,000-fold stronger than humanin.

One of the oldest cases of tuberculosis is discovered

New research published in PLOS ONE confirms the presence of tuberculosis from 7,000 years ago in a human skeleton from Hungary. Analysis of ancient DNA and lipids on the bones revealed a bacterial complex associated with tuberculosis.

Recycling valuable materials used in TVs, car batteries, cell phones

A new recycling process can extract valuable materials from wastewater containing rare earth elements (REEs), which are crucial in modern technologies. The process uses a nanomaterial to capture more than 85% of the REEs, providing a promising solution to address supply shortages and environmental concerns.

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.

Statistician Professor Terry Speed wins 2013 PM's Prize for Science

Professor Speed has developed tools to help biologists analyze and explain their results, making it possible to look at hundreds of genes in a DNA sequence at once to understand genetic changes involved in complicated diseases. He is also working on determining the genetic traits that make normal and cancerous cells different.

Divorced people more likely to die from preventable accidents

A new study by sociologists at Rice University and the University of Pennsylvania found that divorced individuals are more than twice as likely to die from preventable causes such as fire, poisoning, and smoke inhalation. Single people and those with low educational attainment also face a higher risk of accidental death.

New substance effectively combats multi-resistant bacteria

Researchers at University of Copenhagen have developed a substance that kills multi-resistant bacteria quickly and effectively, employing a multifunctional mechanism. The findings demonstrate the potential for HDM-4 to combat bacterial infections, strengthening the human immune response.

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.

Scientists announce first results from LUX dark matter detector

The LUX experiment has proven to be the most sensitive dark matter detector in the world, detecting rare interactions between dark matter particles and ordinary matter. With its highly sensitive detection capabilities, LUX is blazing a path to illuminate the nature of dark matter and pin down the correct models.

Silent victims -- an epidemic of childhood exposure

Over 15 million children are exposed to intimate partner violence annually, with significant health consequences. Healthcare providers can mitigate this impact by screening for IPV and collaborating with community programs.

First aid teams set to improve heart attack survival with pocket manual

A new pocket manual for first aid teams will help improve heart attack survival rates across Europe by providing quick access to treatment protocols. The toolkit, developed by the Acute Cardiovascular Care Association, is small and easy-to-use, with illustrations showing exactly what needs to be done for patients in an emergency.

Fluke 87V Industrial Digital Multimeter

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

Study: Models to predict scientists' future impact often fail

Researchers at Aalto University found that current models for forecasting scientist's future contributions are unreliable and can grossly overestimate their predictability. The study analyzed 762 scientists from three disciplines and identified subtle flaws in current models, including false autocorrelation and varying predictive power...

Incurable brain cancer gene is silenced

A Northwestern University research team has developed a drug that silences a critical gene in glioblastoma, increasing survival rates by nearly 20% and reducing tumor size. The novel therapeutic uses nanotechnology to target the gene, which plays a key role in therapy resistance.

Celestron NexStar 8SE Computerized Telescope

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

Testosterone production study challenges 25-year-old scientific dogma

A recent study published in The Endocrine Society's journal refutes the long-held belief that a protein is necessary for producing steroid hormones like testosterone. Researchers found that male mice with a specific protein deficiency produced normal levels of testosterone, challenging the existing scientific understanding.

The world's most powerful terahertz quantum cascade laser

Researchers have achieved a quadruple intensity increase in terahertz quantum cascade laser, producing one watt of radiation. The new design uses two symmetrical lasers joined together, increasing the number of emitted photons and efficiency.

Mystery planet baffles astronomers

Kepler-78b is the first known Earth-sized planet with an Earth-like density, posing a challenge to theorists due to its extremely tight orbit. The planet's mass measurement confirms it as the poster child for a new class of small, hot planets.