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Science News Archive 2019


Page 66 of 486

Study points to new weapon in fight against lethal fungi

Researchers have gained insights into how nanoparticles can be used to identify invasive microbes and deliver targeted treatments, potentially preventing deadly diseases contracted on medical equipment. The study, conducted by Monash University researchers, found that nanoparticles bound to fungal cells but were non-toxic to them.

Machine learning enhances light-beam performance at the advanced light source

Researchers have successfully demonstrated how machine-learning tools can improve the stability of light beams' size for experiments by adjusting parameters that largely cancel out fluctuations. The technique has been shown to reduce beam width errors from a few percent down to 0.4 percent, with submicron precision.

Celestron NexStar 8SE Computerized Telescope

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

Predicting risk of chronic kidney disease

A new study used data from over 5 million people to develop equations predicting the five-year risk of reduced estimated glomerular filtration rate (eGFR), a key indicator of chronic kidney disease. The findings can help identify individuals at increased risk and potentially prevent or manage the condition.

Study shows biomarker accurately diagnoses deadly infant disease

A diagnostic study found a protein involved in managing bacteria to be a reliable biomarker for the noninvasive detection of NEC. Elevated levels of intestinal alkaline phosphatase (iAP) protein linked to NEC were shed in stool samples, with accuracy rates of 97% and 76% for severe and suspected NEC, respectively.

Apple iPhone 17 Pro

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

Stress hormone helps control the circadian rhythm of brain cells

Researchers at the University of Copenhagen have discovered that stress hormones, such as corticosterone, play a crucial role in controlling the circadian rhythm of brain cells. By using test rats and a new method involving medical micropumps, they were able to restore the rhythmic activity of clock genes in the cerebellum even after t...

NASA finds a stronger Matmo headed for landfall

Matmo strengthened from a tropical storm to a storm with hurricane-force in the overnight hours of Nov. 7, according to NASA-NOAA's Suomi NPP satellite imagery. The Joint Typhoon Warning Center predicts Matmo to make landfall near the border of India and Bangladesh on Saturday, Nov. 9.

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.

Early dispersal for quadrupedal cetaceans: amphibious whale from middle Eocene

The discovery of Peregocetus pacificus, an amphibious whale from middle Eocene deposits in Peru, provides evidence of the earliest known quadrupedal whales crossing the South Atlantic from Africa to South America. The fossil specimen reveals webbed feet and terrestrial locomotion abilities, dating back over 40 million years.

New study first to reveal growth rates of deep-sea coral communities

A new study has estimated the growth rates of deep-sea coral communities in Hawaii, revealing a pattern of ecological succession over centuries to millennia. The research found that Coralliidae, pink coral, were the first to colonize, followed by Isididae, bamboo coral, and Antipatharia, black coral.

Depressed MS-patients suffer debilitating symptoms earlier

A recent study published in Neurology reveals that individuals with multiple sclerosis (MS) who also suffer from depression are more likely to experience debilitating symptoms earlier than those without depression. The research highlights the need for early recognition and treatment of depressive symptoms in patients with MS.

High-impact clinical trials yield results that could improve kidney care

Several high-impact clinical trials have yielded promising results, including the ATHENA trial showing azathioprine to be as effective as mycophenolate mofetil in preventing chronic kidney rejection, and the NOBILITY trial demonstrating that obinutuzumab improves kidney health in patients with lupus nephritis. Additionally, a phase 3 s...

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.

Arctic shifts to a carbon source due to winter soil emissions

A NASA-funded study reveals that winter carbon dioxide loss from the Arctic permafrost region could increase by 41% over the next century if greenhouse gas emissions continue at their current pace. This would mark a stark reversal for the Arctic, which has captured and stored carbon for tens of thousands of years.

Using AI to predict where and when lightning will strike

Researchers at EPFL developed a simple and inexpensive AI-based system to predict where and when lightning will strike, using standard meteorological data. The method has been proven correct almost 80% of the time and offers a new way to predict complex phenomena like lightning strikes.

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.

Turbulence creates ice in clouds

Researchers from Leibniz Institute for Tropospheric Research found that vertical air motions increase ice formation in mixed-phase clouds. This correlation has important implications for understanding the water cycle and predicting precipitation.

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 distinct spin on atomic transport

The study demonstrates simultaneous control over transport and spin properties of cold atoms, enabling the exploration of spintronics and solid-state physics. The efficiency of the atomic spin filter matches that of equivalent electronic systems, opening up new perspectives for studying quantum transport dynamics.

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.

Copper hospital beds kill bacteria, save lives

A new study found that copper hospital beds in ICUs harbor 95% fewer bacteria than traditional beds, maintaining low-risk levels throughout patient stays. This could lead to improved patient outcomes, lives saved, and healthcare cost savings.

Many teens have low iron, B12 levels years after bariatric surgery

A new study from Cincinnati Children's Hospital Medical Center reveals that many teenagers who undergo bariatric surgery experience low iron and B12 levels years later. Regular nutrition check-ups and supplementation can minimize these risks, emphasizing the importance of annual assessments.

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 tool facilitates genetic mapping of polyploid plants

A new genetic mapping system for polyploid species has been developed in Brazil, allowing researchers to analyze the genes of complex organisms like sugarcane, kiwi, and blueberry. The open-source software package, MAPpoly, can be downloaded free of charge and has already been adopted by researchers at seven institutions worldwide.

Oral health for older adults

Oral health risks for older adults include increased incidence of tooth decay, gum disease, and complete loss of teeth. Practicing good oral hygiene, using fluoride treatments, and getting regular dental care can help prevent these complications.

NASA sees Nakri strengthen into a Typhoon

Typhoon Nakri intensified into a stronger typhoon after satellite imagery showed better organization and increased winds, moving westward towards Vietnam. The Joint Typhoon Warning Center expects landfall on Nov. 10 or 11, near Danang.

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.

Study finds glutamates such as MSG can help reduce Americans' sodium intake

A new study published in the journal Nutrients found that glutamates such as monosodium glutamate (MSG) can be used to reduce sodium in the food supply. The substitution of glutamates for salt can reduce sodium intake by up to 7-8 percent, according to the study. This finding is consistent with previous research and dietary guidelines ...

DNA technology as a novel strategy for delivery of anti-HIV antibodies

Scientists at The Wistar Institute have developed a synthetic DNA-based platform to drive in vivo production of broadly neutralizing anti-HIV antibodies. These results show that the platform can produce potent antibodies with strong neutralization ability, comparable to recombinant antibodies. Additionally, combining multiple antibodie...

Fluke 87V Industrial Digital Multimeter

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

Coastlines' contribution to climate change might have been underestimated

A new study found that eroding permafrost coastlines in the Arctic can release significant quantities of carbon dioxide, potentially exacerbating climate change. The research simulated erosion effects in a lab experiment and found CO2 was released as rapidly from thawing permafrost in seawater as it is from thawing permafrost on land.

Bushfires on east coast of Australia out of control

A record number of bushfires are raging on Australia's east coast, spanning across New South Wales and Queensland. The fires, fueled by hot and dry weather, have burned over 365,000 hectares, with temperatures expected to remain high for the next week.

High numbers of youth report using prescription opioids in the past year

A new analysis found that 21% of adolescents and 32% of young adults used prescription opioids in the past year. Misuse rates were higher among young adults, with 57% obtaining them from friends or relatives. The study highlights the importance of screening for opioid use in this vulnerable population.

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.

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.

Physicians create guide for identifying, treating vaping lung illness

A new diagnostic/treatment algorithm complements early guidance from the CDC for managing vaping product use associated lung injury (EVALI). The tool was developed by pulmonary and toxicology experts at the University of Rochester Medical Center and the New York State Department of Health.

Study finds brains of girls and boys are similar, producing equal math ability

A study published in the journal Science of Learning found that children's brains function similarly regardless of their gender when it comes to math skills. The research team, led by Jessica Cantlon, used functional MRI to compare brain activity in young girls and boys while watching educational videos on early math topics.

For older adults, new hepatitis C treatments are safe and effective

A study published in the Journal of the American Geriatrics Society found that interferon-free direct-acting antivirals are effective in treating hepatitis C in older adults, with high cure rates reported despite comorbid conditions. The treatment offers similar effectiveness as it does in younger patients.

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.

New tool predicts five-year risk of chronic kidney disease

A new risk calculator tool predicts accurate five-year risk of chronic kidney disease based on variables like age, hypertension, and diabetes status. The tool enables healthcare providers to identify patients at high risk and benefit from preventive interventions.