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Science News Archive September 2019


Page 19 of 43

Study of ancient climate suggests future warming could accelerate

Researchers at the University of Michigan used a state-of-the-art climate model to simulate the extreme warming of the Early Eocene Period, finding that the rate of warming increased dramatically as carbon dioxide levels rose. The simulations suggest that future warming could accelerate due to an increase in climate sensitivity.

Dartmouth study examines prevalence of screening for social needs

A new Dartmouth study reveals that most US physician practices and hospitals screen patients for at least one social need, with varying rates across different organizations. Screening efforts are expected to increase due to growing recognition of the link between social needs, health outcomes, and costs.

Tensile strength of carbon nanotubes depends on their chiral structures

A team of physicists and engineers measured the tensile strengths of individual structure-defined single-walled carbon nanotubes, finding that their strength depends on both the chiral angle and diameter. The study provides a fundamental insight into developing super-strong and ultra-lightweight materials.

Cutting emissions gradually will avert sudden jump in warming

A new study by Duke University researchers finds that reducing fossil fuel emissions gradually will prevent a sudden spike in warming, instead leading to a decrease in warming rates within two decades. This approach also reduces the rate of further greenhouse gases put into the atmosphere, slowing down future warming.

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.

Sound of the future: A new analog to quantum computing

The researchers used acoustic waves in a classical environment to demonstrate nonseparability without the time limitations and fragility of quantum information processing. This approach has the potential to bring significant improvements in data processing efficiency and stability.

Studying the impacts of autonomous vehicles on the workforce

A four-year study will examine the impacts of autonomous vehicles on the future workforce, focusing on how driving jobs will change and what new skills are required. Researchers will also investigate the anticipated downstream impacts on drivers' employment trends and income inequality.

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.

Study points to new drug target in fight against cancer

A study has identified a potential new drug target in the fight against cancer by targeting a protein that blocks the primary gateways in mitochondria. The research found that mitoNEET can close voltage-dependent anion channels (VDACs), which normally allow metabolites and signaling molecules to pass through.

NOAA helps UT Marine Science Institute rebound from Hurricane Harvey

The University of Texas Marine Science Institute has received $11.7 million in funding from NOAA to complete repairs and renovations after Hurricane Harvey caused significant damage. The institute will use the funds to rebuild its research pier, visitor center, and other facilities, allowing it to resume full operations.

Brain tumors form synapses with healthy neurons, Stanford-led study finds

Researchers at Stanford University School of Medicine discovered that severe brain cancers form synapses with healthy neurons, hijacking electrical signals to drive their own growth. The study found that interrupting these signals with an anti-epilepsy drug greatly reduced tumor growth in human tumors in mice.

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.

Want to optimize sales performance?

Researchers found that reducing commissions on popular items can boost sales, while offering incentives to sales reps is more cost-effective than discounting to consumers. The study's findings provide insights for companies looking to optimize their sales strategies.

Laser prototype for space-based gravitational wave detector

Researchers have developed a laser prototype that nearly meets the stringent requirements for the Laser Interferometer Space Antenna (LISA) mission. The laser system features a seed laser, YDFA amplifiers, and an optical reference cavity to improve spectral purity and stability.

MSU research team discovers new microbe in wheat stem sawfly

A team of MSU researchers has discovered a previously unidentified microbe, Spiroplasma sp. WSS, that lives symbiotically with the wheat stem sawfly. The discovery was made using genomic material from sawflies collected at larval and adult stages, and found to help sawflies break down sugars and manufacture nutrients.

DNA 'origami' takes flight in emerging field of nano machines

Researchers are using DNA to build nanoscale devices that can generate, transmit, and sense mechanical forces. These devices have potential uses in drug delivery, nano computers, and nano robots, and could lead to breakthroughs in biomedical research and materials science.

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.

Teen e-cigarette use doubles since 2017

The prevalence of past month nicotine vaping among teens has more than doubled since 2017, reaching alarming rates. The National Institute on Drug Abuse reports that 25% of 12th graders and 20% of 10th graders now vape nicotine within the past month.

Apple iPhone 17 Pro

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

Researchers develop thermo-responsive protein hydrogel

A NYU Tandon-led team created a biocompatible protein-based drug delivery system that can survive in the body for over two weeks and provide sustained medication release. The thermo-responsive protein hydrogel exhibits properties similar to synthetic hydrogels but is more desirable for use in biomedicine.

Study: Bigger cities boost 'social crimes'

A recent study found that certain types of crime, such as robbery and car theft, increase at a faster rate than the population in larger cities. In contrast, rape grows only linearly with city size. The researchers suggest that social interactions play a key role in the growth of these crimes.

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.

Suicide risk factors vary by ethnic group

Researchers found that depression is not a significant predictor of suicide attempts among certain racial and ethnic groups, highlighting the need for tailored risk profiles. Protective factors like religiosity among black adults may also play a role in reducing suicidal thoughts.

Fruit flies' microbiomes shape their evolution

Researchers found distinct shifts in fruit fly genomes after feeding them different bacteria, racking up significant genomic changes. The study suggests that microbial community composition drives part of how organisms evolve.

Rare 10 million-year-old fossil unearths new view of human evolution

A recent study of a 10 million-year-old fossil has revealed that human ancestors may not have been as ape-like as previously thought. The Rudapithecus pelvis suggests that early human ancestors had more flexible lower backs, allowing them to stand upright and walk efficiently on two legs.

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.

Fluke 87V Industrial Digital Multimeter

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

Study supports taking blood cultures before beginning treatment for sepsis

A new study finds that drawing blood cultures after starting antimicrobial treatment can result in a significant loss of available clinical information. The study suggests that drawing blood cultures prior to treatment may be more effective in identifying the bacteria causing the infection and selecting the right antibiotic.

AmScope B120C-5M Compound Microscope

AmScope B120C-5M Compound Microscope supports teaching labs and QA checks with LED illumination, mechanical stage, and included 5MP camera.

Comparing effectiveness of 2 surgical methods for uterine prolapse

A randomized clinical trial compared the effectiveness of two surgical methods: vaginal mesh hysteropexy and hysterectomy with ligament suspension. The study included 175 postmenopausal women and found that vaginal mesh hysteropexy was better at preventing prolapse symptoms, but further research is needed for definitive results.

Celestron NexStar 8SE Computerized Telescope

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

Does adding therapy before, after surgery for urinary incontinence help?

A randomized clinical trial found that combining behavioral and physical therapy before and after midurethral sling surgery improved symptoms of mixed urinary incontinence. However, the small difference may not be clinically significant due to a lack of established thresholds for minimal clinically important differences.

Peatlands trap CO2, even during droughts

Researchers found that two Sphagnum species in the Le Forbonnet peatland can survive extreme temperatures and droughts. This suggests that preserving peatlands is crucial for mitigating climate change.

Elusive compounds of greenhouse gas isolated by Warwick chemists

Researchers at the University of Warwick have isolated transition metal compounds of nitrous oxide, which provide clues into its potential use in sustainable chemical technologies. The discovery offers a valuable reference point in the field and is likely to stimulate future catalyst developments.

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.

A safer way for police to test drug evidence

A new technique allows police to analyze exterior packaging of suspected drug bags for safe handling, reducing accidental exposure to fentanyl. The method involves swiping the outside of a baggie and analyzing it for drugs using DART-MS.

Diamonds are forever: New foundation for nanostructures

Researchers at OIST have fabricated a novel glass and synthetic diamond foundation for tiny structures, offering a low-cost and sustainable alternative to current methods. The new substrate enables the creation of miniscule micro- and nanostructures with minimal waste.

Microbiome may be involved in mechanisms related to muscle strength in older adults

Researchers identified differences in gut microbiome composition between physically high-functioning and low-functioning older adults. The study suggests that the gut microbiome plays a role in maintaining muscle strength in older adults, with mice colonized with fecal samples from high-functioning individuals showing increased grip st...

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.

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.

North Atlantic haddock use magnetic compass to guide them

A new study found that North Atlantic haddock larvae use a magnetic compass to navigate the ocean, orienting towards the northwest. This discovery suggests that the larvae are equipped with an innate ability to detect and respond to the Earth's magnetic field.