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Science News Archive September 2014


Page 8 of 34

'Funnel' attracts bonding partners to biomolecule

A team of scientists has found that water molecules form a 'funnel' around proteins, guiding them to potential binding partners. This collective water movement assists binding and supports the mutual recognition of biomolecules, allowing them to select or reject certain partners.

Fossil of multicellular life moves evolutionary needle back 60 million years

A team of researchers has found fossils indicating complex multicellularity in ancient organisms around 600 million years ago, contradicting previous interpretations. This discovery sheds new light on the evolution of multicellular life and could have significant implications for our understanding of the Cambrian Explosion.

Apple iPhone 17 Pro

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

Study: Biochar alters water flow to improve sand and clay

A new study by researchers at Rice University explains the hydrological mystery of biochar's effect on soil. Biochar makes clay soils drain faster due to its light and porous structure, increasing hydraulic conductivity, while sandy soils drain slower due to absorption and tortuous pathways for water movement.

'Skin-like' device monitors cardiovascular and skin health

A new wearable medical device can quickly alert a person to cardiovascular trouble or skin dryness, using thousands of liquid crystals to sense heat. The device provides sub-millimeter spatial resolution for accurate monitoring of temperature and thermal transport characteristics.

First mouse model for ALS dementia

Researchers at Northwestern University have created the first mouse model for ALS dementia, allowing scientists to directly view the brains of living mice under anesthesia. This breakthrough enables rapid testing and real-time monitoring of test drugs, paving the way for accelerated development of effective therapies.

The plus side of population aging

A new study finds that population aging can have positive impacts on society, including increased productivity due to higher education levels, reduced energy consumption, and improved health outcomes. The study suggests that these benefits may outweigh the challenges posed by demographic change.

Study: Pain keeps surgery patients awake, extends hospital stay

A new study by Henry Ford Health reveals that pain can disrupt sleep in patients undergoing total hip replacement or knee replacement surgery, leading to longer hospital stays. The study found that better pain control could improve sleep duration for these patients.

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.

Think you have Alzheimer's? You just might be right, study says

A study published in Neurology found that people who notice their memory slipping may be on to something, with 56% of participants reporting changes in their memory. The study suggests a significant window of opportunity for intervention before diagnosable problems show up, approximately 12 years after initial complaints began.

Cardiorespiratory fitness is often misdiagnosed

Researchers from University of Eastern Finland propose a new method for measuring cardiorespiratory fitness by scaling maximal oxygen uptake and maximal workload by lean mass. This approach can avoid confounding effects of body adiposity, leading to more accurate assessments of an individual's functional capacity.

Realizing the promise of education

The University of Miami's Linda Ray Intervention Program demonstrates positive outcomes for children with developmental delays, cognitive improvements, and reduced need for special education services. Children who received 25 hours of services per week made significant strides in cognitive, language, and behavior.

When David beats Goliath

Research by Queen's University biologist Paul Martin found that smaller bird species can overcome size disadvantages when interacting with distantly related species. The study examined 23,362 aggressive interactions among 246 bird species pairs and identified specific traits that enhance small species' abilities in conflicts.

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.

Solar explosions inside a computer

Researchers have developed a model that uses self-organised criticality and fluid dynamics to predict the occurrence of solar flares. The model has shown to be consistent with observations in a quantitative sense, enabling scientists to better understand and prepare for these powerful events.

States need to assume greater role in regulating dietary supplements

Dietary supplements can cause severe health issues and are often ineffective. States should increase regulation of these products to protect consumers, particularly adolescents. Recommended state actions include conducting laboratory testing, generating safety warnings, and instituting minimum age purchase limits.

Family-based therapies can treat anorexia in teens, Stanford/Packard study finds

Two family-based therapies are found to be effective in treating anorexia nervosa in teenagers, with one approach producing faster weight gain and lower hospitalization rates. The study suggests that involving parents in treatment can lead to improved outcomes for adolescents struggling with the life-threatening eating disorder.

Enzyme discovery paves way to tackling deadly parasite diseases

Researchers have discovered an enzyme that can be targeted to kill parasites causing deadly diseases such as sleeping sickness and Chagas disease. The study found that a small sugar molecule activates the enzyme, providing an opportunity to design drugs that block its activity in specific species.

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.

New dinosaur from New Mexico has relatives in Alberta

A new armoured dinosaur, Ziapelta sanjuanensis, discovered in New Mexico shares similarities with ankylosaurid dinosaurs found in Alberta. The species boasts unique features, such as tall spikes on its cervical half ring and distinctive scales on its snout.

Meta Quest 3 512GB

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

Interactive website helps lower-income smokers to stop smoking

A randomized controlled trial found that using StopAdvisor increased the likelihood of quitting among lower-income smokers by 36%. The website was designed to mimic the support provided by NHS stop-smoking advisors and improved quit rates among those with lower socioeconomic status.

Many elite college athletes return to play after ACL surgery

A new study by UNC researchers found that younger elite athletes are more likely to suffer repeat ACL reinjuries than those who experienced their first injury during collegiate play. The study also showed significant differences in return-to-play and reinjury rates between precollegiate and intracollegiate groups.

NIH announces network to accelerate medicines for rheumatoid arthritis and lupus

The National Institutes of Health has established an Accelerating Medicines Partnership in Rheumatoid Arthritis and Lupus (AMP RA/Lupus) Network to transform the current model for identifying promising biological targets for new drugs and diagnostics. The network will analyze interplay among biological pathways, including at the single...

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.

A single statistic can strengthen public support for traffic safety laws

A new study found that providing statistical information about injury risks can increase public support for road safety laws. The survey of 2,397 adults showed significant increases in support for laws aimed at drunk driving and red-light running after participants were given statistics on related injury risks.

Brain scans reveal 'gray matter' differences in media multitaskers

A new study reveals that frequent media multitasking is associated with lower grey-matter density in the anterior cingulate cortex, a region responsible for cognitive and emotional control. The research supports earlier findings on the link between multitasking and poor attention, depression, and anxiety.

Scientists create new 'designer proteins' in fight against Alzheimer's and cancer

Researchers at the University of Leicester have developed a breakthrough technique to generate synthetic amino acids and designer proteins, which can be used to develop innovative new protein drugs for cancer and Alzheimer's disease treatment. The discovery opens up new avenues for drug discovery with potentially highly potent drugs an...

Most stars are born in clusters, some leave 'home'

New modeling studies show most stars were formed from unstable protostar clusters that broke up, leaving behind single or binary stars. These clusters, however, rarely form stable multi-star systems, instead ejecting stars to achieve stability.

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.

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.

Grant to help find why people reveal information online

Penn State researchers are teaming up to study how certain cues on mobile and web devices inspire mental shortcuts that predict user trust in online sites and social networks. The study aims to promote better interface design and educate users about mental shortcuts that compromise their privacy when online.

Buffet pricing surprise

A study by Cornell Food & Brand Lab found that lower buffet prices lead to less taste satisfaction. Diners who paid more for the same food rated it as being 11% tastier and enjoyed the experience more.

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.

Indian scientists significantly more religious than UK scientists

A new study reveals significant differences in religiosity between Indian and UK scientists. While 65% of UK scientists identify as non-religious, only 6% of Indian scientists share this trait. The study also found that Indian scientists are more likely to attend religious services than their UK counterparts.

King Fire in California still blazing

The King Fire in California has burned over 92,960 acres since its start in September 2014. The fire is currently 38% contained, with arson as the suspected cause, and is being battled by over 7,600 personnel. Extreme weather conditions, including strong winds and low humidity, are exacerbating the fire's behavior.

Recreational activity a major pollutant on Canadian coast of Pacific Ocean

A recent study published in Applied Geography highlights the significant impact of oil discharges from human maritime activity on the Canadian coast. The research, led by University of Calgary geographer Stefania Bertazzon, shows that recreational activities such as boating and fishing are major contributors to ocean pollution.

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.

Identification of genetic risk factors for stroke

A new study has identified two genes, FOXC1 and PITX2, that underlie the development of cerebral small-vessel disease (CSVD), a risk factor for stroke. The study found that patients with mutations in these genes exhibited signs of CSVD, while zebrafish models with reduced Foxc1 levels mimicked symptoms of CSVD.

New study shows increased risk of venous thromboembolism among NSAIDs users

A new study published in Rheumatology found that NSAID users have a higher risk of developing venous thromboembolism, which includes deep vein thrombosis and pulmonary embolism. The study's lead author notes that physicians should be cautious when prescribing NSAIDs to patients already at high risk of VTE.

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.

2-D materials' crystalline defects key to new properties

Scientists have found that defects in a 2D material called tungsten disulphide can create unusual characteristics, making it useful for electronic devices and hydrogen gas liberation. The researchers used an advanced microscope to visualize the defects, revealing a low-energy barrier that allows them to be easily displaced.

Future flexible electronics based on carbon nanotubes

Single-walled carbon nanotubes (SWCNTs) show promise as a successor to silicon for smaller, faster and cheaper electronic devices. A new method improves their reliability and performance by coating them with PVDF-TrFE, a fluoropolymer that mitigates impurities and defects.

Celestron NexStar 8SE Computerized Telescope

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

Facial masculinity not always a telling factor in mate selection

Researchers found no universal preference for high testosterone faces and nuanced effects of culture on mate choice. Across 12 populations, women preferred slightly less masculine faces, suggesting factors beyond infectious disease rates influence attractiveness.

Research shows alcohol consumption influenced by genes

A study published in Alcoholism: Clinical and Experimental Research found that people's perception of alcohol taste varies due to genetic differences in bitter taste receptors. These differences can influence drinking habits, with some individuals experiencing more bitterness and lower liking for alcoholic beverages.

Paraffins to cut energy consumption in homes

A new prototype developed by UPV/EHU researchers uses latent heat from paraffin materials to store thermal energy, offering a compact and modular solution for homes. The system can achieve up to 50% less volume and flexible design, making it suitable for spaces with limited availability.

New hope for beloved family pets

Researchers at the University of Leicester have developed a novel electronic system for diagnosing canine lymphoma in its early stages and monitoring remission after chemotherapy. The cLBT test detects biomarkers associated with the disease, offering improved diagnostic capabilities for veterinarians and pet owners.

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.

Being sheepish about climate adaptation

Researchers identified 230 SNPs associated with climate change and found that gene TBC1D12 became advantageous in colder climates, suggesting a link between sunlight and vegetation availability. The study could inform breeding practices for more resilient livestock breeds.

New research suggests sleep apnea screening before surgery

Patients with untreated sleep apnea are at increased risk of serious cardiovascular complications, but those diagnosed and treated prior to surgery can experience a significant reduction in risk. The study found that respiratory complications were also twice as likely to occur in patients with OSA, compared to those without the condition.

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.