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Science News Archive January 2019


Page 7 of 37

Alzheimer's in a dish

Researchers at Harvard Medical School have created a new model of sporadic Alzheimer's disease, which points to molecular causes and potential treatments. The model, reported in Cell Reports, removes a major obstacle for scientists seeking to understand the disease.

Apple iPhone 17 Pro

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

Cells that destroy the intestine

Researchers at FAU have identified TRM cells as a key player in inducing acute inflammatory episodes in bowel diseases, leading to flare-ups and tissue damage. Patients with high proportions of these cells are more likely to experience severe symptoms.

Lung-MAP precision medicine trial expands to include more patients

The Lung Cancer Master Protocol (Lung-MAP) is expanding to include patients with all types of advanced stage non-small cell lung cancers. This will allow thousands of new patients to enroll in the trial and benefit from investigational drugs, addressing a significant need for new treatments.

Laser-fabricated crystals in glass are ferroelectric

A team of researchers has demonstrated that laser-generated crystals in glass can be manipulated to control their ferroelectric domain structure. This allows for the creation of new optical devices with high efficiency and low loss links, crucial for future quantum information transfer systems.

Vegan diets are best for gut hormones and satiety, according to new study

A recent study published in the journal Nutrients found that vegan meals increased beneficial gastrointestinal hormones in individuals with obesity, type 2 diabetes, and healthy participants. This increase in gut hormones can help regulate blood sugar, enhance insulin secretion, promote satiety, and support weight management.

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.

How to send a finch extinct

A University of Queensland-led study found that environmental legislation is failing to protect the southern black-throated finch's habitat, leading to a steep decline in its population. The research highlights the need to halt the decline of this bird's habitat to prevent extinction.

Huge step forward in decoding genomes of small species

Researchers at the Wellcome Sanger Institute and Pacific Biosciences successfully assembled the genetic code of a single Anopheles coluzzii mosquito, opening doors to understanding genetic diversity in insects. The breakthrough reduces DNA needed for genome sequencing by an order of magnitude, enabling studies on previously inaccessibl...

Women twice as likely to suffer from severe depression after a stroke

A new study published in the European Journal of Neurology found that women are more likely to experience severe depression following a stroke, with 20% of women suffering from severe depression compared to 10% of men. The study suggests that women's social relationships and longer lifespan contribute to this increased risk.

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.

In test of wisdom, new research favors Yoda over Spock

Researchers from the University of Waterloo discovered that a balanced mix of emotions improves wisdom. Wise reasoning no longer requires uniform emotional control but rather recognizing multiple perspectives and integrating them for compromise. This study provides new insights into the relationship between wisdom, emotion, and balance.

Groundbreaking new reusable adhesive works underwater

Researchers at the University of Illinois have developed a new reusable adhesive that activates quickly and maintains strong adhesion underwater. The shape memory polymers (SMPs) can be manipulated to transition between two states, allowing for reversible dry adhesion and enabling applications such as wet or submerged wall mounting.

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.

Artificial skin could give superhuman perception

Researchers at the University of Connecticut created a sensor using iron oxide nanoparticles in silicone that can detect pressure, temperature, and vibration, as well as magnetic fields and sound waves. The sensor could potentially help burn victims feel again and serve as an early warning for workers exposed to high magnetic fields.

Plasmonic pioneers fire away in fight over light

Researchers at Rice University argue that photoluminescence, not Raman scattering, is responsible for the remarkable light-emitting properties of metal nanoparticles. This breakthrough could lead to improvements in solar-cell efficiency and the development of new biosensors.

A solid scaffolding for our cells

Researchers at UNIGE have deciphered the fundamental role of the Not1 protein in regulating ribosome activity, allowing proteins to assemble at the right time and place. This discovery sheds light on a crucial element of cellular machinery and its potential link to diseases.

Facebook memes during 2016 presidential election differ from gender stereotypes

A Baylor University study found that Facebook memes of Donald Trump in the 2016 election focused more on his hairstyle and facial expressions than on his policy, while those of Hillary Clinton centered on the email scandal and her relationships. The study also revealed that most pages featuring Trump had a higher following than those f...

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.

Bad brakes

Researchers at Harvard Medical School have identified a faulty molecular brake that interferes with the heart muscle's ability to contract and relax. The study found that a mutation in the MyBPC3 gene leads to an overactive motor that propels abnormal muscle contractions, causing the heart to beat too much and relax poorly.

Lowering blood pressure reduces risk of cognitive impairment

A clinical trial led by Wake Forest School of Medicine found that intensive control of blood pressure significantly reduced the risk of developing mild cognitive impairment (MCI) in older people. MCI is a precursor to early dementia and increases the risk of dementia progression, but reversion to normal cognition is possible.

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.

Birds-of-paradise genomes target sexual selection

Researchers analyzed 5 birds-of-paradise species' genomes, identifying genes linked to coloration, morphology, and feather development. The study provides insights into the evolutionary mechanisms behind the extraordinary plumage of these birds.

Study examines long-term opioid use in patients with severe osteoarthritis

A study published in Arthritis & Rheumatology found that prescription opioids are commonly used long-term to treat pain in older patients with severe osteoarthritis. The study also revealed substantial statewide variation in rates of treatment with long-term opioid therapy for osteoarthritis, which was not fully explained by difference...

Cassava high in iron and zinc could improve diets and health in west Africa

Researchers developed cassava with significantly higher iron and zinc concentrations through genetic modification, which can improve diets and health in West Africa. The 'biofortified' cassava retains mineral levels after processing and cooking, providing a nutritionally available source of essential micronutrients.

Cancer: A mutation that breaks gene interplay in 3D

Researchers discovered that EZH2 mutations disrupt chromatin organization, leading to increased tumor growth and altered gene expression. Inhibiting mutated EZH2 restores normal gene regulation, highlighting its therapeutic potential for cancer treatment.

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.

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.

Extratropical volcanoes influence climate more than assumed

Researchers found that extratropical eruptions produce strong hemispheric cooling in proportion to their sulfur release, contrary to the assumed weaker impact. This study sheds light on the importance of injection height and helps quantify volcanic eruptions' past climate variability effects.

Tangled up in quantum computing

The Interdisciplinary Quantum Information Research and Engineering (Inquire) instrument enables researchers in various fields to benefit from quantum resources, including entangled photons. Researchers can send photons into the central hub for high-tech imaging or receive entangled photons for secure communication.

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.

Not all saturated fats are equal when it comes to heart health

A new study published in the International Journal of Cardiology confirms that diets rich in palmitic and stearic acid, found in meats, increase cardiovascular risk. In contrast, eating fewer long-chain saturated fats and consuming plant-based proteins lowers the risk of myocardial infarction.

JILA researchers uncover quantum structure of buckyballs

Researchers measured hundreds of individual quantum energy levels in the buckyball, revealing its intricate structure and enabling new insights into extreme quantum complexity. The findings have potential applications in quantum computing and astrophysics.

Do bigger brains equal smarter dogs? New study offers answers

A new study led by the University of Arizona found that larger-brained dogs outperform smaller dogs in measures of executive functions. The research, which used data from over 7,000 purebred domestic dogs, showed that bigger breeds have better short-term memory and self-control.

Abandoned fields turn into forests five times faster than thought

Russian scientists discovered that abandoned arable land is immediately overgrown with forest if there are no grass fires, contradicting the previous assumption of a five-year wait period. Grass fires significantly influence vegetation growth and density on former agricultural fields.

What you eat could impact your brain and memory

Researchers at Iowa State University discovered a link between the satiety hormone Cholecystokinin and reduced Alzheimer's disease risk, with higher levels associated with a 65% decrease in cognitive impairment. The study suggests that dietary factors may play a role in preventing or slowing disease progression.

Meta Quest 3 512GB

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

Big data provides clues for characterizing immunity in Japanese

Researchers at Osaka University used large biobanks to fine-map the key immunity-related part of the genome, revealing significant associations with diseases and traits. The study found that single genes can influence multiple traits, a phenomenon known as pleiotropy.

GoPro HERO13 Black

GoPro HERO13 Black records stabilized 5.3K video for instrument deployments, field notes, and outreach, even in harsh weather and underwater conditions.

Study: Predicting gentrification in order to prevent it

A new research model predicts gentrification in US neighborhoods based on people, place, and policy factors. The study finds that diversity, access to jobs, and housing quality are key predictors of gentrification, highlighting the role of urban planners in shaping neighborhood change.

Targeted antisense oligonucleotide drug tested in humans

A first-in-human study demonstrated the ability of a new class of antisense oligonucleotide therapeutics to target the liver, resulting in improved potency and safety at therapeutic doses. The study showed that the conjugated drug was up to 30-fold more potent than the parent antisense oligonucleotide.

Measuring forces of living cells and microorganisms

A new technique using micropipette force sensors measures the tiny forces exerted by living cells and microorganisms with high precision. The method allows for testing the reaction of cells to environmental factors and has potential applications in biomedicine, such as identifying drugs for infectious diseases.

For endangered lemurs, internet fame has a dark side

A study of Twitter activity reveals that viral videos of exotic animals can fuel demand for them as pets. Researchers analyzed nearly 14,000 tweets mentioning pet or captive lemurs and found a significant spike in searches for 'pet lemur' after a popular video went viral.

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.

Whopping big viruses prey on human gut bacteria

Researchers have identified a new group of massive viruses, known as megaphages, that target specific bacteria found in the guts of individuals eating non-Western, high-fiber diets. These phages, which are 10 times larger than average phages, can carry genes that exacerbate human illnesses and may move between humans and animals.

Fluid-inspired material self-heals before your eyes

A Northwestern University team has developed a novel material that can self-heal within seconds when scratched or cracked, preventing localized corrosion. The coating, inspired by fluids, flows and reconnects to rapidly heal, even after repeated damage.

Fluke 87V Industrial Digital Multimeter

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

Is increased screen time associated with delayed child development?

A study of 2,400 Canadian children found that higher screen time at ages 2 and 3 was associated with poorer performance on developmental screening measures by age 5. The opposite association wasn't observed, suggesting potential drawbacks to excessive screen time in young children.

How ion adsorption affects biological membranes' functions

A new mathematical model describes how ion adsorption affects biological membranes' electrical properties at different pH levels. The model reveals that calcium ions have a greater ability to adsorb than barium ions, with hydroxide-containing ions being more readily absorbed.

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.