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Science News Archive October 2016


Page 24 of 44

Changing the consequences of national trauma

A new study by UMass Amherst researcher Bernhard Leidner investigates the consequences of national trauma for both victims and perpetrators. The research aims to explore how different perceptions of intergroup violence and trauma can escalate or de-escalate conflict.

Why some hummingbirds choose to balloon up before flying south

Research by University of Toronto scientists found that adult ruby-throated hummingbirds choose to balloon up in weight before flying south for the winter. They discovered that individual hummingbirds make decisions based on experience, with some fatten up to gain an advantage over rivals and establish territories quickly.

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.

A first glimpse into disc shedding in the human eye

A new imaging method has captured the daily disposal and regeneration of photoreceptor cells in a living human eye, revealing crucial insights into blinding diseases such as age-related macular degeneration and retinitis pigmentosa. The study's findings have the potential to improve our understanding of vision and eye health.

Poor health literacy a public health issue

A recent study published in BMC Public Health found that people with higher levels of social connection have better health literacy. Researchers also discovered that volunteering and civic engagement are linked to improved health literacy. The study analyzed data from the National Assessment of Adult Literacy, highlighting the importan...

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.

A new scientific name for Brazil's national tree

Scientists have reclassified the Caesalpinia group, including Brazil's national tree Pau-brasil, into a unique genus called Paubrasilia. The study reveals that Pau-brasil represents a distinct evolutionary lineage, highlighting its cultural and historical importance.

Chemists design organic molecules that glow persistently at room temperature

Researchers have designed metal-free phosphorescent molecules that glow persistently at room temperature, overcoming challenges of organic compounds emitting light only at low temperatures. The molecules can be tuned to emit different colors and are potentially three times more efficient than fluorescent LEDs.

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.

In a first, brain computer interface helps paralyzed man feel again

Researchers at the University of Pittsburgh have successfully developed a brain-computer interface that allows a paralyzed man to feel sensations in his arms and fingers. The technology, which uses microstimulation of sensory cortex, enables the individual to distinguish pressure intensity and even identify objects through touch.

NASA-NOAA satellite sees rebirth of Aere the zombie storm

A tropical cyclone that was thought to be dead has reformed over the South China Sea and is now expected to make landfall in central Vietnam. The storm, dubbed 'Zombie storm' Aere, had maximum sustained winds of 25 knots near its center before re-forming

Common prostate cancer treatment linked to later dementia, Stanford researcher says

A new retrospective study found that men with prostate cancer treated with testosterone-lowering drugs are twice as likely to develop dementia within five years as those whose testosterone levels are not tampered with. The study used deidentified records from Stanford Medicine's clinical-research data warehouse and aggregated several f...

Bioengineers' sweat sensor monitors glucose

Bioengineers at UT Dallas created a wearable device to monitor glucose levels using perspiration, addressing challenges of invasive blood draws and providing real-time feedback. The textile-based sensor detects glucose in small amounts of ambient sweat, eliminating the need for commercialization complexities.

The connection between child marriage and domestic violence

A study of 34 countries found that women married before age 15 are at increased risk for domestic violence. Women who marry as children often experience spousal age gaps, power imbalances, social isolation, and lack of female autonomy, which contribute to higher rates of domestic violence.

Apple iPhone 17 Pro

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

CU-Boulder study: Sleep-deprived preschoolers eat more

A CU-Boulder study found that preschoolers who lost three hours of sleep consumed 20% more calories and 25% more sugar on the day of restricted sleep. On the recovery day, they returned to normal levels but still ate 14% more calories and 23% more fat than usual.

Sustained viral remission in SIV infection

Researchers successfully achieved sustained viral remission in rhesus macaques by supplementing antiretroviral drugs with an antibody. The virus remained undetectable for almost two years after withdrawal of treatment, demonstrating a promising potential treatment for HIV.

Researchers probing the beneficial secrets in dolphins' proteins

A recent study found that dolphin serum contains high levels of antioxidant protein, which may hold clues to treating aging-associated diseases in humans. Researchers also discovered 11 proteins more prevalent in dolphin serum than in human samples, including vanin-1 and adiponectin.

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.

The ART of combination therapy thwarts HIV infection

Researchers have found that coupling an antibody with standard-of-care antiretroviral treatment reduces virus levels and reverses immune system damage in SIV-infected rhesus macaques. The dual therapy maintains undetectable virus levels for over nine months after ART withdrawal.

Biodiversity loss in forests will be pricey

A global assessment of forests reveals a 10% decrease in tree species richness leads to a 2-3% decline in biomass production. The study estimates the value of biodiversity in maintaining commercial productivity at $166-490 billion, far exceeding conservation costs.

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.

T-rays will 'speed up' computer memory by a factor of 1,000

Scientists have found a way to significantly improve computer performance by using T-waves, or terahertz radiation, to reset memory cells. This process is several thousand times faster than magnetic-field-induced switching and could lead to ultrafast memory.

Fast driver spotted on evolutionary tracks

Researchers found that a small fraction of phosphosites remain conserved across species, while new sites are rapidly evolved. This suggests that changes in protein regulation can quickly generate diversity in response to environmental conditions.

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.

UTMB researchers develop new candidate vaccines against the plague

Researchers from UTMB have developed three new potential vaccines against the plague that protect animals from developing pneumonic plague as late as four to five months after vaccination. The vaccines were engineered by deleting and modifying genes in Yersinia pestis bacteria, resulting in safe vaccine candidates.

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.

Knowledge increases awareness of biodiversity despite firsthand experiences

A University of Illinois study found that visitors to Channel Islands National Park in California were more likely to assign value to areas with charismatic wildlife encounters, rather than actually biodiverse regions. The research suggests that knowledge plays a crucial role in shaping people's perceptions of biodiversity.

Celestron NexStar 8SE Computerized Telescope

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

Penn Vet study identifies new mechanism for antibacterial immunity

Penn Vet researchers have discovered a new mechanism for antibacterial immunity, where caspase-8 regulates inflammatory cytokine production. In mice lacking caspase-8, innate immune cells have a general defect in responding to microbial products, leading to increased susceptibility to infections.

Non-medical causes responsible for many maternal deaths

Researchers found that nearly half of pregnancy-associated deaths were due to unintentional injuries, homicide, or suicide. The study suggests addressing psychosocial contributors to health during pregnancy can effectively prevent maternal deaths.

Extraterrestrial impact preceded ancient global warming event

Researchers found evidence of a comet strike in sediment from the Paleocene-Eocene Thermal Maximum (PETM), a rapid warming of the Earth caused by an accumulation of atmospheric carbon dioxide. The discovery provides insight into the sequence of events leading to global warming.

Meta Quest 3 512GB

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

Going viral: Insights on Zika

Researchers at Michigan Technological University provide a detailed overview of Zika's history, transmission modes, and risks, including sexual transmission and miscarriage risks. The study also highlights the connection between dengue virus infection and Zika virus exacerbation.

Outwitting the 'silent thief' of osteoporosis

Researchers used genetic profiling to predict osteoporosis risk in individuals with high accuracy, improving classification by 12% compared to traditional clinical risk factors. The findings have the potential to revolutionize bone disease management and treatment for Australia's 1.2 million osteoporosis sufferers.

A short jump from single-celled ancestors to animals

Researchers studied a single-celled amoeba called Capsaspora owczarzaki and found it uses the same protein-regulating tools as multicellular animals to control cell differentiation over time. This suggests that the single-celled ancestor of all animals likely possessed these systems and was more complex than previously thought.

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.

Investigating soil microbes' role in carbon cycle

Microbiologist Kristen DeAngelis receives $2.5 million grant from US Department of Energy to study soil microbes' impact on carbon cycle. The research aims to improve understanding of how climate change affects soil carbon storage and develop new methods for modeling microbial contributions to global carbon cycling.

No GPS, no problem: Next-generation navigation

Researchers at UC Riverside have developed a reliable and accurate navigation system that exploits environmental signals like cellular and Wi-Fi to support autonomous vehicle development. The technology can be used as an alternative or complement to GPS-based systems, enabling consistent and tamper-proof navigation.

Mental health matters

A study led by UCSB researchers found that an innovative mental health program for sixth-graders increased students' knowledge of mental illness and decreased stigma associated with it. The program, Mental Health Matters, aims to educate young people about mental health before stigma sets in.

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.

Future of Antarctic marine protected at risk

A study by Stanford scientists warns that the future of Antarctic marine protected areas is under threat due to entrenched positions on Marine Protected Areas (MPAs) and fishing interests. The authors argue that CCAMLR's failure to adopt a system of MPAs could set a negative example for global ocean challenges.

Consequences from Antarctica climate change

New research reveals how a single warming event in Antarctica may indicate future ecosystem changes, with cascading ecological consequences observed over the last 15 years. The study found that massive flooding caused by melting glaciers led to dramatic changes in the environment, including erosion of streams and lake levels rising.

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.