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Science News Archive 2016


Page 40 of 423

Practice testing protects memory against stress

A new study from Tufts University found that learning through practice testing can protect memory against the negative effects of stress. Participants who used retrieval practice showed no impairment in memory after experiencing acute stress, while those who used traditional study practice remembered fewer items overall.

Meta Quest 3 512GB

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

A new perovskite could lead the next generation of data storage

EPFL scientists developed a new perovskite material with rapid and reversible magnetic properties, enabling high-density data storage systems. The material's unique photovoltaic properties allow for easy manipulation of its magnetic order via light illumination.

Testing early warning signals for crises, in lakes

A team of researchers led by Alena Gsell tested four statistical indicators to predict regime shifts in lakes. While some indicators showed promise, predicting crisis points was not always successful. Collecting more frequent and advanced data could improve early warning systems for lake ecosystems.

Quantum particles form droplets

Researchers have demonstrated a new type of quantum liquid or quantum droplet state where atoms preserve their form in absence of external confinement due to quantum effects. The discovery opens up a new research area in ultracold quantum gases and may contribute to increasing our knowledge of superfluidity.

Why are black men missing from prostate cancer research?

A study by King's College London found that black men face barriers to participating in prostate cancer research, including mistrust of researchers and a preference for traditional medicines. The researchers suggest community-driven engagement and dissemination of reliable information as ways to improve inclusion.

Apple iPhone 17 Pro

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

First steps to neutralizing Zika

Researchers at Duke-NUS Medical School have discovered how the human antibody C10 prevents Zika infection by locking proteins into place, preventing viral DNA entry. Disrupting fusion with C10 may be more effective than targeting docking in preventing Zika infection.

Promoting parasites

Researchers have identified four new species of parasites infecting an invasive freshwater fish in Japan. The discovery sheds light on the role of parasites in natural ecosystems and their potential impact on native species.

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.

Health diagnosis through bio-signal measuring electrodes on IoT devices

Researchers developed bio-signal measuring electrodes that can be mounted on IoT devices, allowing for easy health diagnosis without additional equipment. The electrodes can measure brain waves, electrocardiograms, and other biological signals, and are expected to be applicable to medical fields.

Your dog remembers what you did

Researchers found that dogs can recall a person's complex actions, even when they don't expect to be tested. The study used the 'Do as I Do' training method to demonstrate this ability.

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.

Greater job satisfaction for transgender employees

Research by Larry Martinez at Portland State University found that transgender employees' feelings of job satisfaction and alignment with their organizations increased as they transitioned further. Supportive coworkers who validated their preferred gender identity were key to more positive attitudes.

Researchers run largest known transparent checkpointing process

A team of researchers successfully completed the largest known instance of transparent checkpointing using 32,768 CPU cores and 38 terabytes of memory. This breakthrough simplifies the work of computer scientists handling large amounts of data, allowing them to process and analyze billions of pieces of weather data without fear of loss.

Harnessing the power of predatory bacteria as a 'living antibiotic'

Researchers have successfully used Bdellovibrio bacteriovorus, a predatory bacterium, to clear multi-drug resistant Shigella infections in zebrafish. The bacteria works alongside the host's immune system, showing promise as a living antibiotic for tackling drug-resistant Gram-negative bacterial infections.

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.

Writing an equation for soil success

A team of scientists has developed an equation to measure soil physical quality, which can help determine the best use of a particular soil. The research, led by Robson Armindo, found that this approach can save time and money in crop production.

Internet of Things (IoT) will demand a step-change in search solutions

The Internet of Things (IoT) will require new search mechanisms to support billions of connected devices, demanding machine-to-machine searches and secure data access. Complex IoT technologies like smart cities, autonomous cars, and environmental monitoring need efficient indexing and ranking mechanisms.

$2 million grant to help youngest students learn science

Michigan State University researchers received a four-year, $2.2 million grant to develop kindergarten curriculum units that integrate science with literacy standards. The pilot project found that kindergartners who participated in the program outperformed their peers on tasks requiring evidence-based claims and science vocabulary usage.

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.

Screen to beam technology: The rise of haptic interfaces

Scientists have developed haptic interfaces to enhance collaboration and data analysis in X-ray crystallography. The technology enables real-time visualization and classification of experimental crystallization data on a cloud-based database, streamlining the process and reducing manual effort.

Hurricane risk to northeast USA coast increasing, research warns

Research warns that hurricanes are moving further north along the Northeast US coast, posing a greater threat to cities like New York. The study suggests that man-made emissions have overridden natural cooling effects, leading to more frequent and powerful storms.

Study supports lower cut-off point for defining prediabetes

A large study published in The BMJ found that prediabetes, defined as impaired fasting glucose or impaired glucose tolerance, is associated with an increased risk of cardiovascular disease and all cause mortality. The study's findings support a lower cut-off point for defining prediabetes, including as low as 5.6 mmol/L.

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.

Molecular chameleons reveal bacterial biofilm

Researchers develop optical fingerprint to study Salmonella biofilms, providing new tool for understanding mechanisms of biofilm formation. The method is specific and non-toxic, allowing for the detection of biofilm components without harming bacteria.

Huge reduction in African dust plume impacted climate 11,000 years ago

Researchers reconstructed the African dust plume over the last 23,000 years and observed a dramatic reduction in dust beginning around 11,000 years ago. This weakened plume may have allowed more sunlight to reach the ocean, increasing its temperature by 0.15 degrees Celsius, leading to an increase in monsoon rains over North Africa.

World of viruses uncovered

A pioneering study of invertebrates has uncovered 1445 viruses, including several new families, revealing people have only scratched the surface of the world of viruses. The research, led by Professor Edward Holmes, suggests these viruses have been associated with invertebrates for potentially billions of years.

Alcohol may increase risk of some types of stroke but not others

Researchers found a divergent association between alcohol consumption and different types of stroke, with heavy drinking increasing the risk of hemorrhagic stroke. Light to moderate alcohol consumption was associated with a lower risk of ischemic stroke but no effect on hemorrhagic stroke.

Celestron NexStar 8SE Computerized Telescope

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

Hopping to the frontier

Researchers have discovered that a common species of Asian tree frog (Hyla japonica) may be two separate species, with distinct evolutionary relationships between East and West Japan. The study's findings could lead to reassignment of the species' scientific name and shed light on the historical mystery surrounding its discovery.

Stuttering related to brain circuits that control speech production

Researchers found neuro-metabolite alterations across the brain linking stuttering to changes in brain circuits that control speech production and circuits supporting attention and emotion. Disturbances in neuronal or membrane metabolism contribute to the development of stuttering.

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.

Genomics reveals hen harrier is 2 distinct species

A study published in Avian Research has confirmed the Hen Harrier and Northern Harrier as two distinct species using genomics and molecular phylogenetics. The classification will aid national conservation efforts, particularly for the European Hen Harrier under threat from grouse hunts.

Active-duty military find PTSD relief through individual cognitive therapy

A randomized clinical trial led by Duke University School of Medicine researcher found that individual cognitive therapy relieved PTSD symptoms better and quicker than group therapy. Nearly half of participants who received one-on-one therapy improved so much they no longer carried a PTSD diagnosis, whereas almost 40 percent of those i...

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.

DNA influences selection of partners for educational achievement

A study found that people with genes for high educational achievement tend to marry and have children with similar DNA. This assortative mating increases genetic and social inequality in future generations. The researchers argue that this could lead to a cycle of increasing inequality.

NASA sees Tropical Storm Otto heading toward landfall in Central America

Tropical Storm Otto is strengthening into a hurricane as it approaches Central America, with maximum sustained winds reaching 75 mph. The storm's center will move onshore within the hurricane warning area on Thursday and reach the Pacific coast of southern Nicaragua or northern Costa Rica early Friday.

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.

Nylon fibers made to flex like muscles

MIT researchers create a new system for producing artificial muscle fibers that contract and expand like natural muscles, using ordinary nylon fiber. The approach harnesses the bending motions of nylon fibers by selectively heating one side to produce complex patterns of movement.

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.

Educational intervention improves rate of knee replacement among black patients

A decision aid significantly increased the rate of total knee replacement surgery among black patients, who were more likely to undergo surgery when informed about treatment risks and benefits. The intervention also led to a higher uptake of surgery among those willing compared to unwilling patients, women, and younger patients.

Jet lag and obesity share similar pathways to liver cancer

Researchers found that jet lag increases both obesity-related liver disease and liver cancer risk by disrupting the body's internal homeostasis. The study suggests that lifestyle changes leading to chronic jet lag can also increase liver cancer risk in humans.

Climate model predictions are telling a consistent story

A study by Aarhus University scientists uses three independent climate modeling methods to demonstrate that wheat yield will decline with global temperature increases. The models project a 5.7% decline in global wheat production for each 1°C temperature rise, with warmer regions expected to suffer the most.

Suicide rates drop among members of White Mountain Apache tribe

A comprehensive community-based effort led to a significant drop in suicide rates, with a 38.3% decrease in overall deaths and attempts. The program, developed by the tribe in collaboration with Johns Hopkins researchers, tracks and triages individuals with suicidal thoughts and provides culturally tailored interventions.

Fluke 87V Industrial Digital Multimeter

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

New quantum states for better quantum memories

Researchers at Vienna University of Technology developed a new method to create durable quantum states in nitrogen atoms and microwaves, increasing the lifetime of quantum memory by more than an order of magnitude. This breakthrough enables important quantum-technological applications with faster data processing times.

Thinning and retreat of West Antarctic glacier began in 1940s

Research reveals that the grounding line of Pine Island Glacier retreated from a prominent seafloor ridge by 1945, with final ungrounding occurring in 1970. The team's findings suggest that ice-sheet retreat continued even when climate forcing weakened.

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.