Bluesky Facebook Reddit Email

Science News Archive November 2022


Page 14 of 39

Caregivers’ coping strategies tied to anxiety, depression and quality of life

A study published in Blood Advances reveals that caregivers of patients undergoing a stem cell transplant who use approach-oriented coping strategies such as positive reframing and acceptance have fewer symptoms of anxiety and depression. These strategies can help caregivers fulfill their role while protecting their mental health.

Looking at oxygen storage dynamics in three-way catalysts

Researchers developed a novel technique using isotope quenching to visualize the oxygen storage process in Pd/CeO2-ZrO2 three-way catalysts. The method revealed key insights into oxygen adsorption/desorption and surface/bulk diffusion, improving exhaust gas treatment efficiency.

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.

What Darwin would discover today

Eduardo Sampaio joined the Captain Darwin expedition to study octopus behavior and discovered they can recognize themselves in mirrors. The project aims to update Darwin's research style with modern methods, including machine learning and computer vision.

Repairing gut saves brain function after stroke

Scientists at Texas A&M University found that transplanting intestinal epithelial stem cells can repair the gut and reduce inflammation, potentially preserving cognitive function after a stroke. The study suggests that targeting gut health may be key to developing more effective stroke therapies.

Exploring the duality of gravity and gauge theory

The gauge/gravity duality states that gravity emerges from a quantum gauge theory, linking the fundamental nature of spacetime and matter. Recent advances in this duality have led to breakthroughs in resolving information paradoxes of black holes and modeling neutron star behavior.

Fruit flies use corrective movements to maintain stability after injury

Researchers found that fruit flies compensate for catastrophic wing injuries by flapping the damaged wing harder and reducing the speed of the healthy one. This allows them to maintain stability while exchanging some performance, actively increasing damping to counteract decreased friction between the wing and air.

Apple iPhone 17 Pro

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

Potatoes can be part of a healthy diet

A new study from Pennington Biomedical Research Center found that potatoes are filled with key nutrients and can aid in weight loss. Participants who incorporated potatoes into their diet lost weight and showed improved blood glucose levels compared to those following a diet with beans and peas.

Rice turns asphaltene into graphene for composites

Researchers at Rice University have successfully converted asphaltene, a byproduct of crude oil production, into turbostratic graphene using flash Joule heating. This process utilizes the existing material to create useful graphene for thermal, anti-corrosion and 3D-printing applications.

Brain organoids reveal in detail the harms of prenatal alcohol exposure

A new study using human brain organoids reveals that prenatal alcohol exposure impairs brain cell development and functioning. The findings confirm the harm inflicted by alcohol on the developing fetus, with effects including faulty brain architecture and impaired electrical activity patterns.

Hormonal domino

A team of scientists from Nicolaus Copernicus University and international partners found that plant receptors have intracellular adenylate cyclase activity, which affects root growth and gravitropism. This discovery sheds light on the mechanism of transduction signals in plants.

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.

Black holes in eccentric orbit

Gravitational wave observatories LIGO and Virgo captured a signal in 2019 that differed from previous measurements. Researchers found an alternative explanation: the collision occurred on a strongly eccentric path, where one black hole was initially free to move before being captured by another's gravitational field.

Rutgers scientists produce “DNA virus vaccine” to fight DNA viruses

Researchers have developed a new approach to stopping viral infections using a live-attenuated DNA virus vaccine. The method employs centanamycin to generate an altered virus that can't reproduce inside cells, stimulating the host's immune system to recognize and eliminate the invading virus particles.

Celestron NexStar 8SE Computerized Telescope

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

Scientists build nanoscale parapets, aqueducts, and other shapes

Researchers at Brookhaven National Laboratory create a new way to guide the self-assembly of novel nanoscale structures using simple polymers as starting materials. The team describes their approach in a paper published in Nature Communications, which shows that different shapes have dramatically different electrical conductivity.

Toxins force construction of ‘roads to nowhere’

Researchers discovered that toxins produced by Vibrio bacteria hijack cell processes, redirecting key proteins into "roads to nowhere". This abnormal filament formation wastes cell resources and raises questions about its potential role or necessity.

A low-carbon energy transition may result in substantial emissions

A new study finds that transitioning to a low-carbon energy system could lead to significant global emissions, consuming much of the remaining carbon budget. The average emissions associated with decarbonization amount to 195 gigatonnes of CO2, equivalent to 0.1°C of additional global warming.

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.

‘Butterfly bot’ is fastest swimming soft robot yet

Researchers at NC State University have created an energy-efficient soft robot that can swim more than four times faster than previous models. The 'butterfly bots' use bistable wings for propulsion and achieve speeds of up to 3.74 body lengths per second.

Revealing biochemical “rings of power”

Researchers at Max-Planck Institute for Terrestrial Microbiology have deciphered the biosynthesis of benzobactins, a class of natural compounds with special biological activity. The study reveals that these compounds are widespread in diverse bacteria and could be excellent candidates for future drug therapy.

UCF researcher exploring long-term effects of COVID-19 in diabetics

A UCF researcher is studying the potential long-term effects of COVID-19 on people with diabetes, including how it can advance their risk for heart disease and other complications. Dr. Singla believes that COVID-19 can alter a person's genetic makeup, leading to enhanced proliferation of disease.

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.

Can pharmacotherapies prevent alcohol use disorder in people with PTSD?

A Scripps Research team has identified a class of drugs that may break the link between post-traumatic stress disorder (PTSD) and alcohol use disorder (AUD). The findings show that these compounds, which target brain pathways shared by both disorders, can reduce alcohol preference and other behaviors associated with PTSD.

How well do state-of-the-art climate models simulate sea level?

Climate models show promise in simulating sea level trends, but biases persist, particularly in reproducing interannual signals over subtropical regions. Higher model resolution reduces nearshore bias, highlighting the importance of improved ocean process representation.

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.

You are “what you eat”, but you are not “where you live”

Researchers found that food preferences can be combined into unique 'food signatures' linked to individual characteristics such as age, sex, and culture. These signatures were not typical of a specific village or country but rather reflected broader genetic and cultural differences.

How to make future autonomous transportation accessible to everyone

Researchers at Purdue University are designing autonomous vehicles that can accommodate people with disabilities. Their goal is to create a standard for technology accessibility that will enable the entire population to use these vehicles, regardless of their mobility or sensory challenges.

Novel AI blood test detects liver cancer

A new AI-powered blood test, DELFI, has been developed to detect liver cancer with high accuracy. The test detected over 80% of liver cancers in a study of 724 individuals, with an overall sensitivity of 88% and specificity of 98%.

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.

Unusual type of antibody shows ultrapotent activity against Zika

Researchers at Weill Cornell Medicine have identified an ultrapotent IgM antibody that neutralizes the Zika virus and prevents infection in preclinical models. The discovery could lead to the development of therapies to protect babies from birth defects caused by Zika.

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.

Researchers control individual light quanta at very high speed

A team of researchers has successfully controlled individual photons on a chip with unprecedented precision, enabling the development of hybrid quantum technologies. By harnessing nanoscale soundwaves, they can switch photons between two outputs at gigahertz frequencies, paving the way for secure quantum communication networks.

Biologist applies quality control for quail

A University of Cincinnati biologist is using a novel system to track the daily care of 47 northern bobwhite quail. The system uses wireless QR scanners to record health, food, water, and behavioral enrichment, making it easier to collect detailed data on animal welfare.

Food marketing and research on kids lacks government oversight

A new analysis finds that the US lacks effective government oversight of food marketing and research on children, allowing companies to target unhealthy products at vulnerable populations. The industry's self-regulation efforts have failed to keep pace with modern marketing practices.

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.

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.

New insights into energy loss open doors for one up-and-coming solar tech

Researchers at Princeton University have developed a new method to express energy loss in organic solar cells, revealing that disorder plays a significant role in determining overall energy loss. By understanding and minimizing disorder, scientists can create more efficient devices with homogeneous mixtures of materials.

Moral behavior pays off

A game-theory-based approach explains the emergence of moral norms through the coupling of two games: social dilemma and coordination tasks. Cooperation can pay off when individuals prioritize group benefits over personal interests, leading to a self-sacrificing behavior that benefits all parties.

Genetic background has an effect on the metabolism of essential fatty acids

A recent study from the University of Eastern Finland found that genetic background has an effect on the metabolism of essential polyunsaturated fatty acids alpha-linolenic acid and linoleic acid. The study showed that the FADS1 genotype modifies the responses to diets rich in alpha-linolenic acid and linoleic acid.

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.

Improvisation and creativity in professional jazz musicians

A study by Aarhus University researchers found that expert jazz musicians store linked audio and motor representations in the brain, which are drawn upon to create improvisations. These improvisation vocabularies vary between players and exhibit stylistically appropriate and novel characteristics, hallmarks of creativity.

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.

Legacy of a molecular dynamics trailblazer

Molecular dynamics simulation pioneer Martin Karplus and his team pioneered the simulation of protein motion, impacting biology and physics. This breakthrough enabled scientists to study protein function through dynamic simulations, leading to a deeper understanding of biological processes.