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Science News Archive 2018


Page 80 of 473

Deconstructing the superfood that determines honeybee hierarchy

Scientists have discovered intricate glycan structures in royal jelly, a substance believed to influence honeybee development. These findings challenge previous assumptions and may lead to a deeper understanding of the complex interactions between glycosylated proteins and signaling pathways.

A new method to quickly identify outliers in air quality monitoring data

Researchers have developed a new method to identify outliers in air quality monitoring data, which can automatically flag erroneous data and improve forecasting accuracy. The method uses probability of residuals to discriminate outliers, allowing for simultaneous evaluation of spatial and temporal consistencies.

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.

Modelling a future fuelled by sustainable energy

Researchers at the University of Adelaide modelled the transition to a sustainable energy future, examining the relative productivity of fossil fuels and renewables. The study shows that fuel productivity determines the viability of renewable energy and how economies will transition from fossil fuels to sustainable sources.

Improving climate models to account for plant behavior yields 'goodish' news

A new study from Berkeley Lab found that accounting for plant nutrient uptake at night and during non-growing seasons can weaken terrestrial ecosystem feedbacks with the atmosphere, leading to weaker greenhouse gas emissions. The study's findings imply that plants may be able to take up more carbon dioxide and soils lose less nitrous o...

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.

Deforestation and mass extinction in Haiti

Researchers found Haiti's primary forest declined from 4.4% to 0.32% between 1988 and 2016, with 42 of 50 highest peaks deforested in the same period. The study predicts near-total loss by 2035, with up to 83% of species becoming extinct due to deforestation.

Honeybees at risk from Zika pesticides

A new study suggests up to 13% of US beekeepers are in danger of losing their colonies due to pesticides sprayed to contain the Zika virus. The researchers calculated the percentage of colonies that could be affected by comparing data on bee densities with areas at risk from Zika.

Atlantic's Hurricane Oscar's water vapor measured by NASA's Terra Satellite

The MODIS instrument aboard NASA's Terra satellite analyzed water vapor within Hurricane Oscar, providing valuable insights into the storm's potential for development and heaviest rainfall. The analysis revealed coldest cloud top temperatures as cold as -70 degrees Fahrenheit, indicating a high risk of heavy rainfall.

Obese mice lose a third of their fat using a natural protein

A study published in Scientific Reports found that forced expression of the natural protein FGFBP3 in obese mice reduced their fat mass by over a third. The treatment also improved obesity-related disorders such as hyperglycemia and fatty liver disease, with no side effects observed.

Celestron NexStar 8SE Computerized Telescope

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

Nickel-hydrogen battery

The nickel-hydrogen battery boasts an energy density of approximately 140 Wh per kg and rechargeability over 1,500 cycles. With a potential cost of around $83 per kilowatt-hour, it could represent a low-cost option for long-term energy storage needs.

Finally, a robust fuel cell that runs on methane at practical temperatures

A new fuel cell developed by Georgia Institute of Technology researchers can run on cheap methane fuel at lower temperatures, making it more affordable and practical. The breakthrough could lead to the creation of decentralized, cleaner, and cheaper electrical power grids, potentially powering homes and businesses.

Home monitoring confirms clinic diagnosis of high blood pressure

A new study by the American Heart Association confirms that home blood pressure monitoring can diagnose high blood pressure in US adults. The research found that readings of 130/80 mmHg or higher taken at home are consistent with clinic measurements, providing a reliable method for identifying hypertension.

Apple iPhone 17 Pro

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

Crystals that clean natural gas

Researchers at KAUST developed a metal-organic framework that selectively adsorbs hydrogen sulfide and carbon dioxide from natural gas, making it cleaner-burning and more environmentally friendly. The technology could also promote increased use of natural gas worldwide, potentially yielding large environmental and economic benefits.

Peer support can help curb acute care for persons with depression and diabetes

A new study published in Diabetes Care shows that community health workers and peer support can help individuals with diabetes manage their condition, reducing hospitalizations and emergency room visits. The intervention also improved self-management behaviors, diet, physical activity, medication adherence, and stress management.

New techniques allow medicine to see the whole again

Researchers developed a new approach to measure the resilience of humans and animals using data from wearable sensors. The Dynamic Indicators of Resilience (DIORs) can detect risks of health collapse and collapse of system components, such as mood and posture, allowing for early detection and intervention.

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.

Chimpanzees react faster to cooperate than make selfish choices

A recent study by researchers at the University of Michigan found that chimpanzees tend to make prosocial choices faster than selfish ones. In tasks assessing cooperation and self-control, chimpanzees were more likely to pick the option benefiting others if they made a quick decision.

Cephalopods could become an important food source in the global community

A study published in Frontiers in Communication suggests that cephalopods, including squid, octopus, and cuttlefish, could be an important source of protein for the global community. With their growing population and high nutritional value, cephalopods offer a sustainable alternative to traditional protein sources.

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.

Plant-based 'road salt' good for highways but not for insects

A study found that beet juice deicer causes fluid retention and alters organ function in mayflies, despite being considered a natural alternative to road salt. The researchers suggest that more research is needed to determine the combination of factors causing problems.

RNA-protein network may explain why melanoma grows more

A new study reveals that a specific long non-coding RNA named SAMMSON interacts with protein CARF in growing melanoma cells, rewiring their protein synthesis networks and promoting cell growth. This interaction helps melanoma cells avoid inducing cell death when they experience abnormalities in ribosome synthesis.

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.

IRL rich people don't live that much longer than the poor

Researchers from the University of Copenhagen found that income mobility reduces life expectancy gap between rich and poor. Accounting for social mobility, the difference in life expectancy is around 2-3 years, not 5-6 years as previously thought.

CiViQ brings quantum technologies to the telecommunications arena

The CiViQ project aims to develop flexible and low-cost quantum key distribution (QKD) systems that can be integrated into emerging telecommunication infrastructures. The project will also put forward novel quantum cryptography systems and protocols to offer accessible innovative services to individuals, industries, and institutions.

Photosynthesis like a moss

Researchers at Lawrence Berkeley National Laboratory have discovered a unique structure of photosystem I in the moss Physcomitrella patens, which is different from other types of plants. This finding may help understand plant terrestrialization and develop artificial photosynthesis.

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.

FEFU astrophysicists studied asteroid 3200 Phaethon

Astrophysicists from Far Eastern Federal University studied the linear polarization of sunlight scattered by asteroid Phaethon, applying the Umov effect to its research. They discovered a correlation between reflectivity and polarization, shedding light on this phenomenon in small Solar System bodies.

Sniffer dogs could detect malaria in people

Researchers found that sniffer dogs could scent malaria in samples of socks worn by infected children, with an accuracy rate of 70% for malaria-infected samples. The trained dogs could distinguish between the scent of malaria parasites and uninfected individuals, providing a non-invasive way to screen for the disease at ports of entry.

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.

Hidden costs of disease to greater Yellowstone elk

Researchers at Utah State University found that brucellosis causes a substantial decline in the probability of pregnancy among young adult elk. The disease has previously hidden consequences for the wild elk population, highlighting the need to quantify its effects on reproduction.

Trapping atoms, not space ships, with tractor beams

University of Adelaide researchers have created a powerful tractor beam that traps atoms in a microscopic hole at the center of an optical fiber. This breakthrough opens up new opportunities for quantum experiments and secure communications.

Human activity and calcite dissolution at the seafloor

Researchers estimate anthropogenic CO2's impact on deep-sea sediments and calcite dissolution. Localized hot spots, particularly in the western North Atlantic, show significant human-induced changes in seafloor geological records.

Drugs' side effects in lungs 'more widespread than thought'

A systematic review of 6,200 patients' data found that up to 12.4 million cases of drug-induced interstitial lung disease (DIILD) occur annually worldwide, accounting for 3-5% of all interstitial lung disease cases. Steroids were the most commonly used medication to treat DIILD, but no studies examined their effects on outcome.

Environmental DNA tracks species distribution

Researchers reconstructed species distribution using environmental DNA signals from stationary organisms and their parasites in rivers. Environmental DNA may be a tool for monitoring biodiversity in river networks.

Meta Quest 3 512GB

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

A billion Euros for quantum research

Researchers at the Niels Bohr Institute will receive funding for projects developing quantum technologies with applications in secure communication, supercomputing, and precision measurements. The EU's Flagship program aims to create a 'quantum internet' with unbreakable communication.

Mass shootings may trigger unnecessary blood donations

A recent study analyzed the impact of mass shootings on blood supply and demand for blood products. The research found that a call for immediate blood donation was unnecessary and resulted in wasted blood resources. The study suggests that cities develop protocols for mass casualty events, such as issuing calls for donations by ZIP code.

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.

Engineering a model of mitochondrial evolution

Scientists create a yeast mutant with deficient mitochondria and an E. coli bacterium with the necessary enzymes to form a symbiotic relationship, allowing the chimera to persist for over 40 generations. This model provides insight into the origins of mitochondrial endosymbiosis and can be used to explore further mechanisms.

Mycoplasma genitalium's cell adhesion mechanism revealed

Researchers have discovered the mechanism by which Mycoplasma genitalium adheres to human cells, a crucial step in bacterial infection and disease development. The study reveals the three-dimensional structure of the P110 adhesin protein interacting with sialic acids on human cell surfaces.

Breast milk, formula nurture similarities, differences in gut microbes

A new study found that while formula and breast milk encourage similar bacteria growth in infants' digestive tracts, the bacteria work differently. Breastfed babies' microbiomes compensate for protein levels by increasing amino acid synthesis, whereas formula-fed babies produce a distinct set of amino acids.

Cancer's most deadly assassin exists in every cell

A new Northwestern Medicine study reveals a 'kill code' embedded in every cell that can trigger the self-destruction of cancerous cells. The toxic small RNA molecules can also be triggered by chemotherapy, offering a potential bulletproof treatment against cancer.

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.

Secrets of mighty cancer killing virus unlocked by Otago researchers

Researchers have used high-resolution electron microscopy to reveal how an anti-cancer virus interacts with tumor cells, increasing its potential. The Seneca Valley Virus selectively targets a receptor found in over 60% of human cancers, offering a promising approach for cancer treatment.

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.

Alterations to seabed raise fears for future

The ocean floor is dissolving rapidly as a result of human activity, with calcite formation being neutralized by acidic CO2. Researchers predict that this process will intensify in the future, leading to long-lasting repercussions on marine ecosystems.

Consequences-focused cognitive training may promote healthier habits

A series of studies suggests that showing people the consequences of their unhealthy behaviors may be more effective than retraining mental associations. Participants who had a health-related goal internalized the relationship between foods and consequences, leading to positive automatic evaluations and actual eating behavior changes.