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Science News Archive August 2019


Page 17 of 38

Chinese Americans face increased risk of elder abuse, Rutgers studies find

A new Rutgers study reveals that Chinese Americans are disproportionately affected by elder abuse, with a history of child abuse increasing the risk of intimate partner violence and psychological abuse. The research highlights the need for culturally customized care to interrupt the cycle of violence affecting older minorities.

Lab-on-a-chip drives search for new drugs to prevent blood clots

A tiny lab-on-a-chip can screen hundreds of drug compounds in just a few hours, revealing their effect on blood and quickly identifying those with potential clinical use. The technology accelerates the discovery and development of new anti-clotting therapies, potentially improving heart attack and stroke prevention.

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.

New lipid signaling target may improve T cell immunotherapy

Researchers have identified a new lipid signaling pathway that regulates T cell function and differentiation, leading to improved T cell-mediated immunotherapy against cancer cells. By depleting SphK1, the pathway inhibits Treg differentiation and promotes a Tcm phenotype, reducing tumor size and mortality in preclinical models.

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.

Mississippi River diversions: Driving land gain or land loss?

A new study finds that Mississippi River diversions lead to more land loss rather than gain due to increased nutrient availability and flooding. The research suggests that the $5 billion planned future diversions may do more harm than good through unintended consequences.

Binge drinking may be more damaging to women

A recent study published in the Journal of Pharmacology and Experimental Therapeutics found that female rats who binge drink experience more severe liver injury than male rats. The research discovered nearly four times as much fatty build-up in the livers of female rats, triggering additional inflammation and damage.

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.

National livestock movement bans may prove economically damaging

A recent study by the University of Warwick suggests that national livestock movement bans may be economically damaging in controlling Foot and Mouth Disease (FMD) and bluetongue virus (BTV). The researchers propose that a more localized movement ban could achieve similar disease control outcomes with lower economic costs.

A second planet in the Beta Pictoris system

A team of astronomers has discovered a second giant planet, β Pictoris c, in the Beta Pictoris system. The exoplanet has a mass nine times that of Jupiter and completes its orbit in approximately 1,200 days. This detection marks the first time a planet has been found around a star like β Pictoris using the radial velocity method.

How NASA is becoming more business friendly

NASA has implemented three initiatives to make it easier for small businesses to collaborate with the agency, including an annual Request for Information and Industry Day events. These efforts aim to increase commercialization of innovations and improve collaboration between NASA and the small business community.

Are attitudes contagious?

A Northwestern University study found that people acquire attitudes toward individuals based on nonverbal signals, including implicit biases. The researchers discovered that participants attributed their negative attitudes to the target's behavior rather than the observer's actions, highlighting the importance of considering the role o...

Apple iPhone 17 Pro

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

Optic nerve stimulation to aid the blind

Scientists have developed a new type of intraneural electrode called OpticSELINE, which stimulates the optic nerve and sends messages directly to the brain. This innovative approach bypasses the eyeball entirely, offering a promising solution for restoring sensory function in the blind.

Study examines maternal exposure to fluoride in pregnancy, kids' IQ scores

An observational study found a significant association between maternal urinary fluoride concentrations and lower IQ scores measured in children aged 3-4. Maternal exposure to 1-mg/L of fluoride was associated with a 4.5-point lower IQ score in boys, while a higher intake of fluoride was linked to a 3.7 point lower IQ score among both ...

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.

Microgravity changes brain connectivity

A study found that microgravity impacts brain connectivity in cosmonauts, changing sensorimotor functions like movement and body position perception. The brain develops an auxiliary system relying on visual and tactile feedback to compensate for limited vestibular input.

Targeting cell division in pancreatic cancer

Researchers found that abemaciclib, a chemotherapeutic agent effective in breast cancer, has synergy when combined with HuR and YAP1 inhibitors to inhibit cell growth. The study suggests new targets for improving the efficacy of this drug and overcoming drug resistance in pancreatic cancer.

Regulating blood supply to limbs improves stroke recovery

Researchers found that remote ischemic limb conditioning increased inflammatory cells in circulation, reducing brain tissue damage and swelling while improving motor function. The technique has potential for treating strokes of varying severity, offering hope for improved recovery outcomes.

Meta Quest 3 512GB

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

Study analyzes outcomes of dual antiplatelet therapy after minor stroke or TIA

The study analyzed combined patient-level data from two randomized clinical trials to examine the effectiveness of dual antiplatelet therapy in patients who experienced a minor stroke or transient ischemic attack. The results indicate that treatment with clopidogrel and aspirin can improve outcomes for these patients.

Blocking inflammatory pathway key to preventing brain metastasis from melanoma

Researchers at Tel Aviv University discovered that tumor cells 'hijack' an inflammatory pathway in the brain to spread melanoma, and blocking this pathway could prevent brain metastases. The study found that inhibiting the expression of a specific receptor on melanoma cells significantly inhibited the development of brain metastases.

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.

Circulation of water in deep Earth's interior

Scientists have made a groundbreaking discovery about the deep Earth's interior, determining the phase boundary for the transportation of water. The new phase H MgSiO4H2 has been identified and its decomposition process explained, shedding light on the complex geodynamics at play.

Black hole holograms

Japanese researchers propose a novel holographic framework to simulate black holes with a laboratory experiment. This setup can provide insight into the fundamental laws governing the cosmos at both tiny and vast scales.

Bone particles in blood

Researchers have discovered bone-like particles in the peripheral circulation of individuals with advancing age, which may lead to vascular calcification and restricted blood flow. These particles are potentially more dangerous due to their sharp edges and could contribute to diseases such as heart attack and stroke.

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.

AJR publishes gender affirmation surgery primer for radiologists

The article provides a comprehensive overview of gender affirmation surgical therapies encountered in diagnostic imaging. It defines normal postsurgical anatomy and describes select complications using a multidisciplinary, multimodality approach. Key findings include the importance of regular prostate cancer screening for trans-female ...

Wired for sound: A third wave emerges in integrated circuits

Researchers have developed a new generation of integrated circuits that utilize the interaction between light and sound to revolutionize 5G networks, sensor systems, satellite communication, radar systems, and radio astronomy. This third-wave technology offers immense technological applications and opportunities for pure scientific inv...

How coastal mud holds the key to climate cooling gas

New research reveals that bacteria in coastal mud produce vast amounts of dimethylsulfoniopropionate (DMSP), a climate-cooling gas. This finding challenges the long-held assumption that DMSP is mainly produced by photosynthetic algae in ocean surface waters.

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.

Kickstarting solutions

The Stanford Woods Institute has awarded grants totaling $16 million to support research projects addressing major environmental challenges. These interdisciplinary initiatives aim to combat air pollution, mine wastewater for valuable resources, reduce food waste, and investigate the causes of chronic kidney disease.

These migratory birds will risk their lives for a good nap

Researchers found that migratory songbirds sleep differently depending on their condition, trading off safety for lower energy expenditure. Birds in poor condition sleep with their head tucked in, while those in good condition keep their head facing forward, exposing them to a higher predation risk.

Drawing inspiration from natural marvels to make new materials

UD researchers create a network of synthetic materials mimicking the mechanical gradient of a bristle worm's jaw system, governing its mechanical properties through metal coordination chemistry. This breakthrough enables the development of new materials for various applications, including soft robotics and medical devices.

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.

When a diseased liver disrupts the brain

Researchers have discovered that chronic liver diseases can cause cerebral molecular disturbances as early as two weeks after liver malfunction, even without physical symptoms. The study found two new molecules involved in the disease process: creatine and vitamin C.

Lighting up proteins with Immuno-SABER

A team at Harvard's Wyss Institute developed Immuno-SABER, a DNA-based signal amplification method that allows for the multiplexed visualization of many proteins in single cells. The approach enables independent tuning of signal intensity and simultaneous detection of multiple proteins with high sensitivity and speed.

Innovative valve train saves 20% fuel

The new electrohydraulic valve train achieves significantly lower energy requirements and flexible gas exchange, adapting to changing fuel properties and enabling easier implementation of renewable fuels. The system also features an oil-free cylinder head, utilizing a water-glycol mixture for fast-switching hydraulic systems.

Fluke 87V Industrial Digital Multimeter

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

Melanin variation among species through time

The study found that melanosome size and geometry vary between species and organs within a species. Melanosomes from fossils differ significantly in size, geometry, and chemistry depending on body region, suggesting a role for melanosomes in metal metabolism and providing new insights into extinct vertebrate anatomy.

New tool makes web browsing easier for the visually impaired

Researchers developed VERSE, a voice assistant that merges screen reader capabilities with virtual assistants, enabling free-form web searches and enhanced navigation. The tool allows users to access articles, news, and related searches, and navigate through words, sentences, or paragraphs with ease.

Spinning lightwaves on a one-way street

Researchers at Purdue University have successfully created a quantum spin wave for light that only flows in one direction. This breakthrough has significant implications for future nanotechnologies, enabling information to be transmitted securely and efficiently.

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.

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.

Police less proactive after negative public scrutiny, study says

A new study found that police officers become less proactive when they perceive negative public scrutiny, even if they are motivated to help people. The researchers surveyed 183 police officers and 238 firefighters across the southern US, finding a significant link between perceived public understanding and officer proactivity.

Towards an 'orrery' for quantum gauge theory

Researchers have made substantial progress in engineering quantized gauge fields coupled to ultracold matter, a versatile platform for tackling complex problems in physics. By controlling the Peierls phase, neutral atoms can mimic charged particles moving in magnetic fields.

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.