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Science News Archive 2014


Page 268 of 376

Deadly human pathogen Cryptococcus fully sequenced

Researchers have fully sequenced the Cryptococcus neoformans genome, providing a playbook to understand its pathogenesis and develop methods to combat its evolution into deadlier strains. The study reveals genetic changes that occur after laboratory handling, making the fungus more susceptible to stress and less virulent.

Massage therapy improves circulation, eases muscle soreness

A study by researchers at the University of Illinois Chicago found that massage therapy improves systemic circulation and alleviates muscle soreness after exercise. The study also showed that massage has benefits for people regardless of their level of physical activity, improving vascular function in healthy sedentary adults.

Celestron NexStar 8SE Computerized Telescope

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

Clean air: Fewer sources for self-cleaning

A research group from Jülich has found that nitrous acid (HONO) is not a net source of hydroxyl radicals, which are central to the air's self-cleaning capacity. The discovery was made using air measurements recorded by a Zeppelin NT during the EU PEGASOS project.

Study IDs new cause of brain bleeding immediately after stroke

Researchers at UC Irvine and Salk Institute discover a new mechanism that allows blood to enter the brain immediately after a stroke, leading to permanent deficits in movement and cognition. The study suggests new therapeutic directions aimed at regulating flow through endothelial cells in the barrier after a stroke occurs.

'Dressed' laser aimed at clouds may be key to inducing rain, lightning

Scientists at the University of Central Florida and Arizona are extending the length of a high-intensity laser beam by surrounding it with a secondary beam, sustaining the central beam for greater distances. The goal is to stimulate static charged particles in clouds, leading to rain and lightning activity.

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.

Thinnest feasible membrane produced

The team of researchers produced a stable porous membrane that is thinner than a nanometre, consisting of two layers of graphene on which tiny pores were etched. The membrane can permeate tiny molecules and may be used for waterproof clothing, water filtration, or gas separation.

Newlyweds, be careful what you wish for

A statistical analysis of online wedding registries reveals that gift givers prioritize either social benefits or saving money, resulting in a bimodal distribution of price preferences. The study provides insights into the psychology behind wedding gift giving and its potential impact on marketing strategies.

BUSM researchers find anti-seizure drug may reduce alcohol consumption

Researchers at Boston University School of Medicine found that the anti-seizure drug ezogabine reduced alcohol consumption in an experimental model, providing a potential new mechanism for treating alcoholism. The study suggests that drugs targeting the Kv7 channel may be effective in reducing drinking behavior.

Building 'smart' cell-based therapies

Researchers at Northwestern University developed a new technology to modify human cells for programmable therapeutics that can target cancer and disease sites. The Modular Extracellular Sensor Architecture (MESA) enables cells to sense specific factors and respond with customized gene expression programs.

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.

Proper stem cell function requires hydrogen sulfide

A new study from the University of Southern California found that hydrogen sulfide is essential for mesenchymal stem cells to multiply and form bone tissue. Hydrogen sulfide deficiency can lead to conditions similar to osteoporosis, but administering small molecules that release hydrogen sulfide may provide a potential treatment.

First structural insights into how plant immune receptors interact

Researchers have made a breakthrough in understanding plant disease resistance by revealing how plant immune receptors interact at an atomic level. The study found that dual-protein recognition systems are crucial for recognizing specific molecules from pathogens and activating defense mechanisms.

Testing protocols in Internet of Things by a formal passive technique

The paper proposes a formal passive testing approach to evaluate the conformance and performance of Extensible Messaging and Presence Protocol (XMPP) in IoT environments. The approach uses Horn clauses to express properties checked on extracted protocol traces, enabling the testing of individual nodes in complex networks.

AGU: More, bigger wildfires burning western US, study shows

A new study reveals a significant increase in wildfires across the western US over the last 30 years, with larger fires burning more frequently. Climate change is projected to exacerbate this trend, with rising temperatures and droughts contributing to increased fire activity.

Apple iPhone 17 Pro

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

Research points to potential treatment strategy for Fragile X syndrome

Fragile X syndrome is caused by the absence of FMRP protein, which regulates cell machinery responsible for producing functional proteins. The study found that FMRP binds directly to ribosomes in cells, regulating protein expression and providing insights into potential novel therapies.

Feinstein Institute researcher publishes new perspective on sepsis

A review by Kevin J. Tracey, MD, and Clifford S. Deutschman argues that treatment for sepsis is nonspecific and limited to organ support, with no approved drugs targeting the condition. Instead, a new approach focusing on immunometabolic and neurophysiological mechanisms may be needed.

Is Parkinson's an autoimmune disease?

Researchers propose that Parkinson's disease could be linked to the immune system attacking healthy neurons, potentially leading to new treatments. The study found that certain neurons display antigens, which are recognized by T-cells and can kill them, raising hopes for a new understanding of the disease.

Genetic study tackles mystery of slow plant domestications

A recent genetic study suggests that insensitive genes, rather than complex interactions, may be responsible for the slow pace of plant domestication. This finding could help explain the lag in the archeological record and provide insights into the early stages of domestication.

Sky-Watcher EQ6-R Pro Equatorial Mount

Sky-Watcher EQ6-R Pro Equatorial Mount provides precise tracking capacity for deep-sky imaging rigs during long astrophotography sessions.

Surprising material could play role in saving energy

Tin selenide is the best thermoelectric material known for converting waste heat to useful electricity. Its simple structure provides exceptional properties, including low thermal conductivity and high electrical conductivity.

Orchid named after UC Riverside researcher

A new orchid species, Lophiaris silverarum, has been named after UC Riverside researcher Katia Silvera. The species was discovered in central Panama and is currently growing only in that region. Its slow growth rate makes it rare and difficult to cultivate.

Re-emergence of Ebola focuses need for global surveillance strategies

A recent review by EcoHealth Alliance calls for enhanced global surveillance to prevent future outbreaks of Ebola and other filoviruses. The organization's research suggests that focusing on wildlife, particularly bats, rodents, and non-human primates, is crucial in predicting and preventing local outbreaks.

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.

Scientists explain how memories stick together

Researchers at Salk Institute develop a new model of memory that explains how neurons retain select memories hours after an event. The framework bridges findings from both molecular and systems observations, predicting which memories are recorded based on spatial positioning of proteins.

Why interest is crucial to your success

Research from Duke University shows that interest in pursuing goals enhances performance while reducing mental exhaustion. The study found that individuals who experienced activities as enjoyable and personally significant performed better and were less exhausted than those who did not.

Creative activities outside work can improve job performance

A study by San Francisco State University found that creative pursuits outside of work boost problem-solving and helping skills on the job. Employers can encourage employees to engage in more creative activities, either through personal time or bringing them into the workplace.

Kestrel 3000 Pocket Weather Meter

Kestrel 3000 Pocket Weather Meter measures wind, temperature, and humidity in real time for site assessments, aviation checks, and safety briefings.

Stanford biologists help solve fungal mysteries

A Stanford-led team has generated a genetic map of more than 10,000 species of fungi across North America, showcasing their vital role in ecological systems and carbon cycling. The research highlights the diversity and distribution of fungal species, with unique fingerprints in each bioregion.

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.

Searching for dark energy with neutrons

Researchers at Vienna University of Technology have made extremely sensitive measurements of gravitational effects using neutrons, providing limits on possible new particles or fundamental forces that are restrictive even compared to previous estimations. The findings shed light on the possibility of dark energy and quintessence theories.

Warm US West, cold East: A 4,000-year pattern

A University of Utah-led study reveals that a curvy jet stream pattern, bringing mild temperatures to the US West and harsh cold to the East, became more pronounced 4,000 years ago. This pattern may worsen as Earth's climate warms, contributing to extreme winter weather events.

Meta Quest 3 512GB

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

Floating nuclear plants could ride out tsunamis

A new design for nuclear plants built on floating platforms could provide enhanced safety, as they would be automatically cooled by surrounding seawater in a worst-case scenario. The concept takes advantage of mature technologies and minimizes technological risks.

First metritis vaccine protects dairy cows

Cornell scientists developed the first vaccines that can prevent metritis in dairy cows, reducing incidence by up to 83% and alleviating symptoms. The research could help curb antibiotic resistance and save the US billions annually.

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.

Rice U. study: Performance measures for CEOs vary greatly

A new study by Rice University and Cornell University shows that S\/P 500 companies have tied CEO compensation to performance with varying performance measures. On average, firms rely mostly on accounting-based performance measures, but larger firms and growth-oriented firms tend to use market-based measures.

Family ties in the language jungle

Max Planck researchers found that Carabayo shares similarities with extinct Yurí and Tikuna languages, suggesting a genetic link between the three. The study provides evidence of linguistic family ties in the region.

Cancer drugs block dementia-linked brain inflammation, UCI study finds

Researchers discovered that cancer drugs can eliminate neural inflammation associated with dementia-linked diseases by eradicating microglia, the primary immune cells of the brain. The study found that these cells exacerbate many neural diseases, including Alzheimer's and Parkinson's, as well as brain injury.

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.

Ancient sea-levels give new clues on ice ages

Researchers have developed a new way to determine sea-level changes and deep-sea temperature variability over the past 5.3 million years. The findings provide crucial new information on how ice ages came about, and could help determine the relationship between carbon dioxide levels, global temperatures, and sea levels.

Simplicity is key to co-operative robots

Researchers have created a system of extremely simple robots that can cluster together without requiring complex computation. This development enables the creation of large numbers of robots to perform tasks collectively, with potential applications in precision farming and healthcare technologies. The robots use minimal information an...

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.

Mutant protein in muscle linked to neuromuscular disorder

Researchers at University of California, San Diego School of Medicine discover mutant protein levels in muscle cells are involved in SBMA, suggesting an alternative treatment avenue. Antisense oligonucleotides suppress mutant protein toxicity in mice, improving symptoms and survival.

Stanford scientists develop 'playbook' for reverse engineering tissue

Researchers at Stanford University have developed a technique to study the genetic activity of individual cells during embryonic development. By analyzing the genes active in lung cells at different stages, they revealed how specific cell types are formed and gained insights into the mechanisms of alveolar cell differentiation.

Researchers: Obesity can amplify bone and muscle loss

Researchers have identified a new syndrome called osteosarcopenic obesity, which combines the deterioration of bone density and muscle mass with obesity. This can lead to a higher risk of falls and breaking bones, particularly in older women.

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.

Ant colonies help evacuees in disaster zones

Researchers have developed a navigation map system based on ant colony behavior to aid evacuees in disaster zones. The system utilizes smartphones as networked sensors to provide real-time updates, enabling users to navigate safely through damaged areas.