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Science News Archive 2018


Page 180 of 473

NASA satellite sees Tropical Depression Rumbia form

Tropical Depression Rumbia formed on Aug 15, with NASA-NOAA's Suomi NPP satellite capturing a visible image of the storm over Japan's southern islands. The depression is moving north-northwest and expected to become a tropical storm before weakening and making landfall near Shanghai, China

The origin of off-taste in onions

Scientists have discovered previously unknown sulfur compounds causing the bitter taste that develops after chopping onions. The compounds, dubbed allithiolanes, form spontaneously when the onion is damaged, affecting the flavor of resulting dishes.

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.

World's oldest cheese found in Egyptian tomb

A team of researchers discovered a solidified whitish mass in an Egyptian tomb, which was later identified as the world's oldest cheese, made from cow milk and sheep or goat milk. The cheese contained peptides that suggest it was contaminated with Brucella melitensis, a deadly disease.

Restoring blood flow may be best option to save your life and limb

Researchers found that treatments restoring blood flow to the lower limbs of people with critical limb ischemia can lead to longer survival and reduced healthcare costs compared to amputation. The study analyzed Medicare records of over 72,000 patients diagnosed with primary critical limb ischemia between 2010 and 2015.

Apple iPhone 17 Pro

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

Chips, light and coding moves the front line in beating bacteria

A multidisciplinary team of scientists from OIST has developed a novel tool to monitor biofilm growth, allowing for more efficient testing of replacement antibiotics. By using nanostructured chips and localized surface plasmon resonance, the researchers can observe bacterial cells growing without disrupting their test subjects.

NASA catches formation of fifth Atlantic depression

A fifth tropical cyclone has formed in the North Atlantic Ocean, with Subtropical Depression Five located near latitude degrees 37.6 north and longitude 45.6 west. The storm is moving toward the north at a speed of 5 mph, with forecasted strengthening expected during the next day or so.

Particles pull last drops of oil from well water

Rice University scientists have created a magnetic nanoparticle compound that efficiently separates crude oil droplets from produced water. The nanoparticles are attracted to the magnet and bind to the oil, allowing for easy separation. This solution could be valuable for industry and offshore oil rigs.

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.

Molecular switch detects metals in the environment

Researchers from UNIGE have developed a new type of chemical sensor capable of detecting the presence of metals in the environment. The sensor forms a 3D structure with molecules that emit light when metal ions are present, making it easy to detect and identify different types of metals.

When viruses infect phytoplankton, it can change the clouds

A recent study found that when phytoplankton is infected with a virus, it releases large amounts of chalky particles into the air, affecting cloud properties and Earth's energy balance. The research suggests that these emissions play a significant role in shaping atmospheric conditions.

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.

Study: immune cell dysfunction linked to photosensitivity

Researchers at Hospital for Special Surgery discovered a key role for Langerhans cells in protecting the skin from UV light-induced injury. The study found that impaired Langerhans cell function contributes to photosensitivity in lupus patients, providing a potential new target for treatment.

NIH-funded researchers reverse congenital blindness in mice

Researchers have reversed congenital blindness in mice by changing supportive cells in the retina called Müller glia into rod photoreceptors. The new technique integrates Müller glia-derived rods into the brain's visual pathway, enabling mice to regain functional vision.

3D inks that can be erased selectively

Researchers from KIT have developed photoresists that can be erased selectively, allowing specific degradation and reassembly of microstructures on the micrometer and nanometer scales. This enables complex geometries with precise filigree structures, applications in biomedicine, microelectronics, and optical metamaterials.

Old species learn new tricks...very slowly

A study published in Scientific Reports found that young species of cupuladriid bryozoans can expand into new Caribbean habitats more quickly than older species, taking 2 million years longer to adapt on average.

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.

Robots will never replace teachers but can boost children's education

A new study suggests robots can play an important role in teaching certain narrow subjects like vocabulary and prime numbers, but their social interaction limitations will keep them as teaching assistants for now. Robots have the potential to support and challenge students, freeing up time for human teachers.

New research predicts landslide boundaries two weeks before they happen

University of Melbourne researchers have developed a software tool to predict landslide boundaries by identifying subtle patterns in motion, allowing for early warning signs to be detected. The tool uses big data analytics and applied mathematics to shed light on the microstructure level of failure in landslides.

Scientists discover chemical which can kill glioblastoma cells

Researchers found a synthetic chemical, KHS101, which disrupts the mitochondria and metabolism of glioblastoma cells, leading to their self-destruction. The study showed promising results in mice, with a 50% decrease in tumour growth and an increase in survival.

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.

Male tobacco smokers have brain-wide reduction of CB1 receptors

A study found that frequent tobacco smokers had a nearly 20% decrease in CB1 receptors across the brain, similar to previous findings in cannabis and alcohol abuse. This reduction may be associated with addiction and could have negative effects on normal brain functions like memory and stress coping.

Logging site slash removal may be boon for wild bees in managed forests

Researchers at Oregon State University found that removing timber harvest residue during logging can increase the abundance and diversity of wild bees. The study suggests that managing forests to promote soil-nesting bee habitats could be an effective strategy for conserving these important pollinators.

Dating the ancient Minoan eruption of Thera using tree rings

Researchers have dated the ancient Minoan eruption of Thera to between 1600 and 1525 BC using tree ring analysis, which overlaps with previously estimated dates from archeological evidence. This discovery resolves long-standing debates about the timing of the eruption.

A review of prevalent methods for automatic skin lesion diagnosis

The article reviews existing novel approaches for automating melanocytic skin lesions diagnosis, highlighting success and shortcomings. Recommendations are made to reduce complexity and protracted computation by favoring better classification models over feature selection.

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.

Model way to protect trees

A new mathematical model suggests that balancing demand variability and costs can significantly reduce the risk of importing exotic forest pests and diseases. The research, published in The Journal of Applied Ecology, recommends longer-term grant schemes and higher import duties to help nurseries manage fluctuations.

Fluorescent probe sheds light on tuberculosis bacteria

Scientists have created a fluorescent probe that can tag single specimens of tuberculosis bacteria, which could lead to faster diagnosis and more effective treatments. The probe works by detecting the presence of an enzyme called BlaC, allowing for the identification of live versus dead bacteria.

How ugly marital spats might open the door to disease

Researchers at Ohio State University found a strong link between hostility in marriages and the presence of bacteria in the bloodstream, leading to inflammation. Lifestyle changes such as healthy diets and probiotics may help mitigate this effect.

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.

Protein droplets keep neurons at the ready and immune system in balance

Researchers have discovered that protein droplets, which self-organize into liquid-like structures inside cells, enable neurons to transmit signals quickly and efficiently. In the immune system, droplets of a danger-sensing enzyme trigger an immune response by generating signals that launch defense mechanisms.

Magnetic antiparticles offer new horizons for information technologies

Physicists have revealed new behavior involving magnetic antiparticles in ferromagnetic materials, which could lead to innovative data storage and processing methods. The researchers found that opposite topological charges can behave differently, resulting in the creation of skyrmion-antiskyrmion pairs.

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.

Neonatal pig hearts can heal from heart attack

Researchers discovered that neonatal pig hearts can functionally and structurally recover from experimental heart attacks. The ability to regenerate heart muscle is short-lived, disappearing by day three after birth.

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.

Weight gain after smoking cessation linked to increased short-term diabetes risk

A new study from Harvard T.H. Chan School of Public Health found that people who gain weight after quitting smoking may face a temporary increase in type 2 diabetes risk, directly proportional to the weight gain. However, quitters can still reap significant health benefits, including lower cardiovascular disease and cancer risks.

Should all babies have their genomes sequenced?

A new report recommends that targeted genomic sequencing be used to diagnose sick newborns, but genome-wide sequencing of all newborns should not be pursued. The report also advises against direct-to-consumer genetic testing for newborns due to potential anxiety and lack of adequate follow-up.

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.

Mizzou program significantly reduces delay in autism diagnosis

A new study shows that a University of Missouri program significantly reduces diagnostic wait times for young children at highest risk for autism. The ECHO Autism program provides hands-on training, virtual discussions and practice to help primary care providers diagnose autism in young children, saving families an average of 172.7 mil...

NASA catches Tropical Depression Leepi nearing landfall

Tropical Depression Leepi was nearing landfall in southern South Korea when NASA-NOAA's Suomi NPP satellite captured its shapeless form. The depression is moving toward the north-northwest with maximum sustained winds at 34.5 mph, expected to be absorbed into a mid-latitude cyclone by Aug. 17.

Sky & Telescope Pocket Sky Atlas, 2nd Edition

Sky & Telescope Pocket Sky Atlas, 2nd Edition is a durable star atlas for planning sessions, identifying targets, and teaching celestial navigation.

Structure of ion channel reveals how insects smell their way around the world

A new study describes the structure of an ion channel responsible for detecting odors in insects, revealing how millions of receptor varieties evolved to accommodate diverse habitats. The discovery offers insights into insect olfaction and evolution, potentially leading to innovations for disease prevention and human benefit.

How forests improve kids' diets

A global study reveals that children living near forests have better nutrition due to increased dietary diversity from forest products and reduced micronutrient deficiencies. Forests promote health through multiple pathways, including access to a range of foods and income for food purchases.

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.

Password managers vulnerable to insider hacking

Researchers from Aalto University and the University of Helsinki discovered over ten computer security-critical applications, including password managers, are susceptible to insider attacks. These vulnerabilities arise from inadequate protection of internal communication channels, allowing malicious processes to access sensitive data.