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Science News Archive January 2019


Page 5 of 37

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.

Exercise may improve thinking skills in people as young as 20

A study found that aerobic exercise improved executive function and increased brain thickness in participants between 20-67 years old. Regular exercise was shown to slow or prevent age-related decline in thinking skills, with significant benefits observed at both young and older ages.

HIV hidden in patients' cells can now be accurately measured

Researchers can now measure hidden, inactive HIV in patients' cells using a new genetic technique developed by Howard Hughes Medical Institute. This allows scientists to track progress depleting the latent reservoir of HIV, a crucial step towards finding a cure.

Novel autism mouse model based on an epigenetic gene developed

Researchers have created a novel mouse model that demonstrates how epigenetic changes can negatively impact a key gene involved in neurodevelopment and behavior. The study provides direct causal evidence linking this gene to autism spectrum disorder (ASD)-like behavior.

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.

Waterproof graphene electronic circuits

Researchers have discovered that integrating graphene with metal in circuits reduces contact resistance impact from humidity, enabling more efficient sensors. This breakthrough could lead to significant cost reduction and better environmental monitoring.

Some gut cells slow down metabolism, accelerate cardiovascular disease

Researchers discovered that specific gut cells, intraepithelial T lymphocytes, limit the availability of hormones that speed up metabolism, leading to slowed metabolic rates and increased risk of obesity and cardiovascular disease. The study's findings could pave the way for new therapeutic avenues to treat related conditions.

Women less likely to receive specialized medical evaluations after stroke

Research on hospitalized women with ischemic stroke found they were less likely than men to be evaluated by stroke specialists and receive specialized diagnostic tests. Women had a 6% lower likelihood of intracranial vessel imaging, 10% lower cervical vessel imaging, and 8% lower monitoring for heart-rhythm irregularities.

Apple iPhone 17 Pro

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

Superinsulators to become scientists' quark playgrounds

Researchers have created a theory describing the behavior of superinsulators, which shares properties with quarks. The discovery may lead to experiments that provide conclusive evidence for quark confinement and asymptotic freedom, revolutionizing our understanding of fundamental particles.

Opioid epidemic fueling a rise in infection-related stroke

Researchers found a significant increase in infection-related stroke hospitalizations from 1993 to 2015, with the greatest increases seen in women and young people. The study suggests that addressing the opioid epidemic is crucial in reducing this public health problem.

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 reveals how brain tumors escape the effects of antiangiogenic drugs

A study by MGH researchers reveals that brain tumors use existing blood vessels to resist anti-angiogenic drugs, leading to compression and stimulation of angiogenesis. The study suggests targeting vessel co-option before using anti-angiogenic drugs could be an effective strategy for glioblastoma treatment.

Industrial chemicals pass from mother to fetus throughout pregnancy

A study published in Environment International found that PFAS substances, commonly used in consumer products, accumulate in fetal tissue throughout pregnancy. The study also revealed higher levels of these chemicals in male fetuses than female, highlighting the need for further research on their effects.

Dr. Cato T. Laurencin receives 2019 AAAS Philip Hauge Abelson Prize

Dr. Cato T. Laurencin is being honored for his groundbreaking contributions to biomedical engineering, including the development of biocomposite interference screws and soft tissue implants that have transformed orthopedic therapies. He has also played a key role in shaping US technology policy and mentoring minority scientists.

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.

Stroke survivors' beliefs seem to reduce blood pressure

Researchers found that stroke survivors who believe they can protect themselves from having another stroke have significantly lower blood pressure. The study revealed nearly 78% of adults agreed they could protect themselves, leading to a 6.44 mm Hg reduction in systolic blood pressure.

A 'greener' way to take the bitterness out of olives

Scientists create new process to remove phenolic compounds from olives, making them more palatable without destroying beneficial compounds. The method uses Amberlite macroporous resin and recovers intact olive phenolics for high-value ingredients.

Prairie strips transform farmland conservation

Prairie strips have been shown to significantly reduce soil erosion, improve water quality, and increase beneficial insect populations. By converting a small portion of a crop field to prairie, farmers can lower their financial costs while creating numerous ecological benefits.

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.

Discovery of blood vessel system in bones

Researchers have identified a previously unknown blood vessel system in bones, which supplies bones with oxygen and nutrients. The 'trans-cortical vessels' connect bone marrow to the bloodstream, allowing immune cells to quickly reach the source of inflammation.

Highly sensitive method to detect potential cancer biomarker

A highly sensitive method for detecting cancer biomarkers in exosomes has been developed using molecular imprinting technology. The device, created by Kobe University researchers, can detect about 150 exosomes in 10 microliters and achieves unprecedented high-sensitivity detection of 6 picograms per milliliter.

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.

Measuring stress around cells

Researchers developed sensors to map cell-generated forces in 3D tissues, finding that small tensions can balance large compressive loads. This insight could help understand developmental processes and develop novel tissue-engineering strategies.

Going for an MRI scan with tattoos?

A systematic prospective study investigated the safety of MRI scans for individuals with tattoos. Researchers found that the risk of side effects is very small and that most participants did not experience any adverse reactions. The study's results provide valuable information on safety guidelines for research and clinical environments.

ESA tipsheet for Jan. 31, 2019

The ESA releases new research on the Great Barrier Reef, where sharks are declining despite protected areas. The study suggests that illegal fishing is a major factor, while stricter regulations have led to fish population recovery in the Northeast Atlantic.

Rigol DP832 Triple-Output Bench Power Supply

Rigol DP832 Triple-Output Bench Power Supply powers sensors, microcontrollers, and test circuits with programmable rails and stable outputs.

How transcription factors explore the genome

Researchers at EPFL discovered that different TFs vary greatly in their ability to scan the genome, with some being highly efficient while others are less effective. The study found that TFs that associate with mitotic chromosomes are more efficient in finding specific binding sites and regulating gene expression.

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.

Two windows into the brain

Researchers at Children's Hospital Los Angeles found a correlation between increased blood flow and social deficits in ASD, suggesting a compensatory mechanism. They also discovered lower levels of healthy neurons were linked to higher brain activity.

New quantum system could help design better spintronics

Researchers created a new testing ground for quantum systems to study spin current decay and its effects on spintronics. This breakthrough may lead to advances in computing and electronic devices that use spin instead of electrons' charge.

Expression of stop bands in forward volume spin waves

Researchers at Toyohashi University of Technology demonstrate stop bands in forward volume spin waves, a breakthrough for next-gen spin wave ICs. By combining magnetic insulators with metals, they suppress noise and express fundamental spin wave phenomena.

Researchers wild about zigzags

A team of researchers from FAU Erlangen-Nürnberg has successfully synthesized large, stable pieces of zigzag-shaped graphene using a novel method. The process delivers high yields and is suitable for large-scale production, paving the way for further investigation into the material's electronic properties.

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.

Long-necked dinosaurs rotated their forefeet to the side

Researchers analyzed dinosaur footprints in Morocco to understand how long-necked dinosaurs moved forward. The results showed that the animals could switch between orienting their forefeet forward or sideways as needed, with smaller individuals able to rotate them more easily.

Train harder, for less time

A six-week high-intensity resistance training program improved insulin sensitivity by 16% and increased muscle size and strength in overweight men. The study suggests that short sessions of exercise to exhaustion are equally effective as longer sessions, making it a time-efficient way to improve health outcomes.

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.

Why large forest fires may not be a big threat to some endangered animals

Researchers found that certain endangered owl species continued to persist and even flourish after large forest fires, with stable occupancy rates observed. The study suggests that fire may enhance conditions for rodent populations, which are a crucial prey source for the owls, offsetting any negative effects on nesting habitat.

Cardiff University researchers shed light on development of gastric cancer

Cardiff University researchers have identified a specific Fzd receptor called Fzd7 as the predominant Wnt receptor responsible for stem cell function in the stomach and intestine. Deleting this receptor makes gastric cells unable to divide and grow, providing a potential new therapeutic route for gastric cancers.

Investigators study effect of switching insulin medications

Researchers found a small increase of 0.14 percent in hemoglobin A1c levels after switching from analogue to human insulin, which falls within expected biological variation. The switch was not associated with serious hypoglycemic or hyperglycemic events and improved economic outcomes for patients.

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.

Columbia engineers translate brain signals directly into speech

Researchers create system that can reconstruct words a person hears with unprecedented clarity using speech synthesizers and artificial intelligence. The breakthrough could help people who cannot speak, such as those living with ALS or recovering from stroke, regain their ability to communicate with the outside world.

Scientists identify a new 'watchdog' that controls intestinal bacteria

A study by researchers at the CNIC reveals a new mechanism in intestinal bacteria regulation that prevents inflammation and promotes mutual benefit. The findings suggest that certain bacteria, such as Lactobacillus, strengthen the intestinal barrier through interaction with receptor Mincle.

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.

'More unites us than divides us' say researchers

A recent study suggests that people from diverse backgrounds share more in common than previously thought, challenging divisive narratives. The research highlights the importance of highlighting similarities over differences to promote social cohesion.

R-E-S-P-E-C-T? LGBT views on police legitimacy and authority

A new study by Florida Atlantic University explores LGBT perceptions of police legitimacy and authority, finding that procedural justice and legitimacy are positively related. However, lesbian women reported lower levels of legitimacy compared to other groups due to compound minority stress from sexism and homophobia. The study adds em...