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Science News Archive June 2016


Page 7 of 40

Flipping a protein switch to illuminate brain functions

Scientists at Kyoto University have engineered an artificial switch that can selectively activate neurotransmitter receptors, a breakthrough that could contribute to the development of new drugs for Alzheimer's, Parkinson's, and ALS. This innovation sheds light on the role of these receptors in memory formation.

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.

How the spleen filters blood

A new study finds that the spleen filters blood cells by imposing a 'physical fitness test' through its narrow passages, which defines the shape and size of red blood cells. This discovery has implications for understanding diseases affecting blood cell shape, such as malaria, and developing novel drug targets.

UI researcher finds link between gut bacteria and MS

A recent study published in Scientific Reports found a distinct gut microbiome in multiple sclerosis patients compared to healthy individuals. The research suggests that patients with MS have reduced levels of beneficial bacteria, which are associated with overall health benefits.

Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C)

Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C) keeps Macs, tablets, and meters powered during extended observing runs and remote surveys.

Laser uranium enrichment technology may create new proliferation risks

A new laser-based uranium enrichment technology may provide a hard-to-detect pathway to nuclear weapons production. The separation of isotopes by laser excitation (SILEX) process could enable covert laser enrichment plants, posing proliferation concerns comparable to gas centrifuge development.

Anti-anxiety medication limits empathetic behavior in rats

Researchers found that rats given midazolam, an anti-anxiety medication, were less likely to free trapped companions due to reduced empathy. In contrast, control rats and those treated with a beta-blocker showed no such limitation, suggesting emotional reactions drive helping behavior.

LED bulbs can both light a room and provide communications link

Researchers have demonstrated that consumer-grade LED bulbs can be modified to serve as both light sources and receivers of signals, enabling the creation of a network of devices in a room. This technology has potential benefits for interconnecting IoT devices without threatening the scarce radio spectrum.

How cool-season turfgrasses respond to elevated UV-B radiation

Researchers tested cool-season turfgrass cultivars under evaluated UV-B conditions, revealing differences in growth rates and color. Coarse-textured grasses outperformed finer-textured ones, with some varieties exhibiting reduced tiller production and significant color loss.

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.

Could ancient wheat be the future of food?

Researchers argue that ancient grains like einkorn, emmer, and spelt can be reintroduced to modern markets by creating 'farm to fork' supply chains. These varieties offer unique nutritional profiles and taste experiences, making them attractive to consumers seeking healthier ingredients.

3-D printing produces cartilage from strands of bioink

A team of engineers has created a method to produce cartilage from strands of bioink using 3D printing. This breakthrough could lead to the creation of cartilage patches for worn-out joints, with potential applications in treating osteoarthritis.

Ladykiller: Artificial sweetener proves deadly for female flies

Researchers at Drexel University found that an artificial sweetener, specifically D-mannitol, is toxic to female fruit flies, but not males. The study suggests that targeting females in insect control could reduce population growth and impact social insect pests.

Gene hunters find rare inherited mutations linked to bipolar disorder

Researchers have identified 84 potential inherited gene mutations that may contribute to severe forms of bipolar disorder. The study used advanced genome sequencing techniques to analyze DNA from 36 family members with the disease, finding rare genetic variations that were overrepresented in those with bipolar disorder.

Apple iPhone 17 Pro

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

Unproven claims run rampant in e-cigarette business

A new study finds that e-cigarette manufacturers make numerous unproven health claims, which may have a lasting impact on consumers. The FDA regulation aims to prevent such misinformation and ensure accurate information about e-cigarette use.

A new tool for forecasting the behavior of the microbiome

A new tool called MDSINE predicts the behavior of the human microbiome, which could lead to the development of new treatments for serious diseases. The algorithm is applied to predict the dynamics of C. difficile infections and analyze the effects of probiotic cocktails on bacterial communities.

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.

ChemCam findings hint at oxygen-rich past on Mars

The discovery of high levels of manganese oxides in Martian rocks suggests that the Red Planet may have had a more Earth-like atmosphere in the past. This finding is significant because it could indicate that higher levels of atmospheric oxygen once existed on Mars.

Gene mutation causes juvenile mortality in calves

A recent study published in BMC Genomics has identified a gene mutation responsible for high juvenile mortality in calves. The mutation affects the structure of cilia in airways, leading to chronic infections and respiratory disease.

Researchers discover potential genetic trigger of autoimmune disease

Researchers at Hospital for Special Surgery discovered a potential genetic trigger of systemic autoimmune disease, linking virus-like elements to two autoimmune diseases. The study found that abnormal expression of genetic elements known as LINE-1 retroelements may contribute to the development of lupus and Sjogren's syndrome.

Machine Learning techniques and the future of Ecology and Earth Science Research

The adoption of machine learning techniques in ecology and earth science has the potential to greatly accelerate the pace and quality of science. However, despite its advantages, machine-learning methods have not met their full potential due to communication gaps, graduate education deficiencies, and training data requirements.

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.

People can hear the difference in high resolution audio, study finds

A new study from Queen Mary University of London found that listeners can distinguish between low and high resolution audio formats with training. The research analyzed data from over 12,000 trials and suggested that careful selection of stimuli plays a crucial role in identifying the difference.

Stress contagion possible amongst students and teachers: UBC study

A UBC study suggests that teacher burnout and student stress are linked, with elevated cortisol levels found in students in classrooms where teachers experience more emotional exhaustion. This connection highlights the need for adequate resources and support for teachers to prevent a cyclical problem of stress contagion in classrooms.

Ancient 'Deep Skull' from Borneo full of surprises

A new study of the 37,000-year-old Deep Skull fossil has overturned long-held views about the early history of South-East Asia. The research finds that the remains likely belonged to an older woman and closely resemble Indigenous people of Borneo today, rather than Indigenous Australians.

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.

Four newly identified genes could improve rice

A Japanese research team has discovered four new genes in rice that could significantly improve crop breeding and help address global food shortages. The newly identified genes, found through genome-wide association studies (GWAS), influence traits such as flowering date, panicle number, and grain yield.

Antibodies to dengue may alter course of Zika virus infection

Scientists have found that antibodies developed in response to dengue virus can cross-react with and neutralize Zika virus, but also enhance its infection in laboratory experiments. These findings suggest a complex relationship between the two viruses and offer potential insights for vaccine design and treatment.

Europe: Don't adopt Australian style immigration system, warn ethicists

European countries should not adopt Australia's immigration system, which perpetuates human rights abuses and torture in detention centers. The lack of transparency in the system is particularly concerning, with allegations of waterboarding, force-feeding, and restraints on asylum seekers surfaced.

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.

When it comes to brown dwarfs, 'how far?' is a key question

The Carnegie Institution for Science has published a study on the distances of brown dwarfs and low-mass stars, using the CAPSCam instrument. The study reveals accurate distance measurements for 134 objects, including 38 previously unmeasured brown dwarfs.

Softwares for fMRI yield erroneous results

Researchers at Linköping University found that common fMRI analysis methods produce false positives, leading to inflated false positive rates. The team's alternative method yielded more accurate results, reducing the false positive rate from 60% to 5%.

Prehypertension during pregnancy could lead to cardiovascular risks

Research suggests that pregnant women with blood pressure in the prehypertension range have a 6.5 times greater odds of developing metabolic syndrome after giving birth. This finding highlights the dynamic nature of blood pressure during pregnancy and underscores the importance of monitoring blood pressure levels.

Researchers look into the brains of music fans

A study by the University of Bonn reveals that when participants were given the freedom to set prices themselves, their brains showed increased activation in the lingual gyrus, an area associated with social stimuli. This suggests that social considerations, such as fairness, played a significant role in their decision-making process.

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.

Strengthening immune defense may be solution for treating tuberculosis

Researchers at Linköping University have discovered that stimulating autophagy can be harmful when trying to treat tuberculosis, highlighting the need for new treatment alternatives. Strengthening immune defense cells like macrophages and dendritic cells may hold promise in controlling tubercule bacilli.

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.

Wind-blown Antarctic sea ice helps drive ocean circulation

A new study reveals that Antarctic sea ice migration drives the strength of global ocean circulation by changing water density. The researchers found that freshwater from melting sea ice contributes 10 times more to freshwater input than land-based glaciers, making it a vital contributor to circulation.

Researchers trace Mercury's origins to rare meteorite

Geologists at MIT traced Mercury's cooling history, finding the planet cooled dramatically in half a billion years. The team used data from NASA's MESSENGER spacecraft to analyze lava deposits and found that older deposits had distinct chemical compositions.

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.

Metabolic flexibility and immune defenses may influence species spread

A study by Plymouth University PhD student Rebekah Cioffi and colleagues found that widespread and restricted species of Deronectes diving beetles have different levels of bacterial immunity and metabolic plasticity. This suggests that factors beyond just temperature tolerance may play a role in shaping geographical ranges

Researchers develop method to map cancer progression

A team of scientists has developed a computational method to map cancer progression, which offers new insights into the factors that spur this affliction. The researchers used gene sequencing data to create a model that predicts how a tumor's genomes will change over time.

UH researchers discover a new method to boost oil recovery

Researchers at University of Houston discovered a graphene-based Janus amphiphilic nanosheet that achieves 15 percent tertiary oil recovery at a low concentration of 0.01 percent, comparable to expensive methods. This breakthrough makes the process more environmentally friendly and cost-effective.

Fluke 87V Industrial Digital Multimeter

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

Text messaging with smartphones triggers a new type of brain rhythm

Researchers found a unique 'texting rhythm' in approximately 1 in 5 patients using smartphones while having their brain waves monitored. The study suggests that texting can change brain waves and may have significant implications for brain-computer interfacing, gaming, and driving.

Why KID Syndrome patients experience different sets of symptoms

A study published in The Journal of General Physiology found that two specific mutations in the Cx26 protein cause distinct symptoms in KID Syndrome patients. Hemichannels containing the N14Y mutation showed lower ion conductance, while those with the N14K mutation were more stable and allowed robust ion conductance.

Chronic fatigue syndrome is in your gut, not your head

Researchers at Cornell University have identified biological markers of chronic fatigue syndrome in gut bacteria and inflammatory microbial agents in the blood. This breakthrough discovery offers a new approach to diagnosing ME/CFS through stool samples and blood work.

Electronic medical practice environment can lead to physician burnout

A national study of US physicians reveals that the use of electronic health records and computerized physician order entry leads to lower satisfaction and higher rates of professional burnout. The findings highlight the need to find ways to incorporate these tools without increasing clerical burden or reducing efficiency for physicians.

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.

Glorious, glowing Jupiter awaits Juno's arrival

New high-resolution maps and images of Jupiter showcase the planet's dynamic atmosphere, including giant storms and vortices. These observations will help set the scene for Juno's close-up views of Jupiter and provide a global context for its thermal structure, cloud cover, and gaseous species.