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Science News Archive February 2017


Page 5 of 37

Nano-sized hydrogen storage system increases efficiency

Researchers at Lawrence Livermore National Laboratory have developed an efficient hydrogen storage system that can increase the energy carrier's viability. By incorporating nanoconfinement and analyzing internal 'nano-interfaces,' the team found a new paradigm for hydrogen storage, enabling faster performance and reversibility.

Apple iPhone 17 Pro

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

Never too late: Reaping the benefits of exercise in early postmenopause

Research suggests that physical activity can have improved effects on muscle and blood vessel function in women in early postmenopause. The study found that high-intensity cycling training improved physiological parameters in this age group, providing a potential benefit against negative estrogen loss and aging effects.

In enemy garb

Researchers found that moths in the subfamily Arctiinae mimic wasps to evade birds and other predators. However, their nearly perfect resemblance is not due to learning from experience, as previously thought, but rather to deceive actual wasps into thinking they are part of the same species, thereby avoiding attack.

Molecular 'on switch' could point to treatments for pediatric brain tumor

A team of researchers at Massachusetts General Hospital has identified a mechanism controlling the growth of medulloblastoma, the most common pediatric brain tumor. The study found that OTX2 is a critical factor regulating gene expression programs in Group 3 medulloblastoma, and its suppression can reduce tumor growth and survival.

In first, scientists forecast West Nile Virus outbreaks

Researchers developed a forecasting model to predict WNV outbreaks, generating accurate forecasts for mosquito infection rates and human cases up to nine weeks prior. This method could give public health officials more time to plan for mosquito control efforts, potentially reducing the number of cases and deaths.

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.

Decoding the genome's cryptic language

A new tool called MARGI identifies all RNA molecules interacting with a segment of DNA, as well as their locations. This breakthrough enables researchers to identify new gene functions and instructions encoded in the genome.

Hammerhead shark migration gives new hope for conservation

A new study has provided critical information on the Great Hammerhead shark's migration patterns, enabling marine management and conservation officials to develop effective protection strategies. The research found that the sharks return to specific areas after migrations, making them vulnerable to fisheries, and revealed complex movem...

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.

Men with higher cognitive ability better at taking heart medication

A new study has found that men with higher cognitive ability are more likely to take statins prescribed after a heart attack, reducing the risk of another heart attack or premature death. The study used data from over 2,500 patients and found an association between low general cognitive ability and non-compliance with medication.

New pop-up strategy inspired by cuts, not folds

Researchers at Harvard SEAS use kirigami cuts to create 3D structures from flat sheets by stretching and buckling material. The pop-up pattern and mechanical properties can be controlled by varying the cut orientation.

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.

Getting rid of the last bits of sulfur in fuel

Scientists have developed a new method to remove nearly all sulfur compounds from gas and diesel fuel, potentially reducing air pollution. The technique uses a potassium salt to induce chemical reactions that eliminate sulfur, outperforming traditional methods in industrial-scale applications.

New York schools help Cornell monitor local waterways for invasive species

Cornell University's College of Veterinary Medicine is partnering with New York schools to monitor invasive aquatic species in state waters. The program utilizes genetic tests and citizen scientist teams to detect early signs of invasion, educating students about the importance of environmental management and bio-informatics.

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.

Antibiotic resistance: A burgeoning problem for kids too

A new national study found a 700-percent surge in antibiotic-resistant infections among children in the US, with more than 75 percent already present when admitted to hospital. The study also shows that infected children stayed 20% longer in hospital and faced greater risk of death.

Fluke 87V Industrial Digital Multimeter

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

The dawn of a new era for Supernova 1987a

The supernova has continued to fascinate astronomers with its spectacular light show, located in the nearby Large Magellanic Cloud. Recent studies using NASA's Hubble Space Telescope and Chandra X-ray Observatory have provided unique insight into the early stages of gas dispersal after a star's death.

Many genetic changes can occur early in human development

Researchers analyzed over 60,000 individuals and found five with extreme numbers of genetic changes that couldn't be explained by random events. These copy number variants were predominantly gains in genes and present in all cells, suggesting they occurred early in embryonic development.

Study examines ways to use demand information to adjust capacity

A new UT Dallas study derived optimal policies and data-driven techniques for firms to learn about demand and adjust capacity. The study's main finding is that production managers need to maintain a careful balance between observing the demand and changing the capacity.

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.

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.

Study catalogs the complex flavors of American-made goat cheese

Researchers at Kansas State University developed a comprehensive flavor lexicon for American-made goat cheese, identifying five unique characteristics including goaty and soapy flavors. The study analyzed 47 artisan cheeses from across the US, revealing distinct flavor profiles for each style, from cheddar to mold-ripened varieties.

More Earth-like than moon-like

Researchers at LSU have found evidence of a complex mantle beneath the Elysium volcanic province on Mars, with geochemical changes suggesting primary magmatic processes. The study's findings have significant implications for understanding Mars' geological history and potential hazards for future human missions.

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.

NSF Law and Social Sciences program issues new awards

The NSF Law and Social Sciences program has awarded over $5 million to fund 23 projects and four workshops. The program focuses on scientific exploration of law and legal systems, supporting research on topics such as litigation, legal decision-making, governance, crime, and violence.

Teach yourself everyday happiness with imagery training

Researchers found that self-guided emotional imagery training can improve emotional wellbeing in healthy individuals by reducing depressive symptoms and increasing satisfaction with life. The technique was also associated with changes in brain activity, including increased connectivity between image processing networks.

Alzheimer's drug prescribed off-label could pose risk for some

Researchers at UCLA School of Nursing found that donepezil, a medication approved for Alzheimer's disease, can accelerate cognitive decline in people with mild cognitive impairment who carry the K-variant of butyrylcholinesterase. Genetic testing is advised to determine if the drug is safe for these patients.

NASA's Webb Telescope team prepares for earsplitting acoustic test

The James Webb Space Telescope is set to undergo an earsplitting acoustic test, simulating the intense vibrations of launch. The team at NASA's Goddard Space Flight Center has completed vibration testing and prepared the telescope for the test, which will push its limits.

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.

How proteins reshape cell membranes

EHD proteins assemble on the surface of cells to create vesicles, which are used to transport molecules and transmit neural signals. The molecular machines reorganize membrane structure through ring-like formations.

Web-based tool helps lima bean growers assess downy mildew risk

A new risk model developed by researchers at the University of Delaware allows lima bean growers to assess their fields' risk of downy mildew, a fungal-like disease. The tool provides a numeric scale from 1 to 10 and takes into account individual tolerance levels.

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.

Foot pain often occurs in clusters

A new study analyzed 558 individuals with foot pain and identified five clusters with unique patterns based on age, sex, and comorbidities. The findings provide insights into foot pain patterns in the community and highlight opportunities for targeted interventions.

Researchers ponder the shape of birds' eggs

Research suggests that the unique shape of birds' eggs serves to protect against impacts and contamination rather than rolling off cliff ledges. The study challenges previous explanations for the Common Guillemot's elongated egg shape.

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.

New gene for atrazine resistance identified in waterhemp

Researchers have discovered a unique gene responsible for metabolic atrazine resistance in waterhemp, which can evolve resistance to multiple herbicides. The gene is associated with GST enzymes and has been found to make plants more resistant to herbicides.

New link found between sex and viruses

Researchers have found a common protein involved in both sexual reproduction and viral infections, which could lead to breakthroughs in controlling parasites like malaria. The discovery reveals that the protein acts as a biochemical 'key' enabling cell fusion, and its structure is similar to that of viruses.

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.

Three layers of graphene reveals a new kind of magnet

Researchers discovered a new type of magnet in three layers of graphene, allowing for the observation of electronic interactions. By reducing imperfections, they enabled the development of coordinated electronic interactions, which is essential for creating electronic devices using graphene.

A new methodology quickly reveals metabolic fluxes in cells

A new tool using nuclear magnetic resonance (NMR) measures hydrogen atoms to study metabolism and determine metabolic fluxes. This technique has been validated on human cancer cells and holds potential for understanding the mechanisms behind diseases like diabetes.