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Science News Archive December 2024


Page 11 of 39

Jefferson Lab devotes $3 million to testing new ideas

Jefferson Lab is investing $3 million in 13 proof-of-principle projects to explore new ideas and technologies, including nuclear physics, particle accelerator science, and computational science. The LDRD program aims to foster creativity and exploration of cutting-edge research.

Apple iPhone 17 Pro

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

Images of crucial cell receptors show promising new drug targets

Researchers at UChicago captured complete images of adhesion G protein-coupled receptors, revealing their complex extracellular region's interaction with the transmembrane region. The findings suggest alternative means of activating the receptor without separating the GAIN domain.

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.

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.

Sexual dimorphism in thermotherapy responses in APP/PS1 mice

A new study found that heat therapy positively modulates multiple physiological parameters in APP/PS1 mice, with improved memory in males and worsening effects on females. This highlights the importance of personalized treatments based on sex-specific responses to therapy.

Simulating natural selection in assisted reproduction

Researchers highlight the risks of bypassing natural selection in assisted reproductive technologies (ART), which can lead to deleterious epigenetic changes and increased health problems. They propose applying evolutionary principles to ART protocols to improve outcomes for human ART and animal production.

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.

Step forward in generating solar-powered hydrogen

Researchers at Flinders University and Baylor University have made a breakthrough in generating sustainable and efficient hydrogen from water using solar power. A novel solar cell process, combined with a catalyst, could be used to produce pollution-free hydrogen energy.

Dogs can recognize familiar speakers

Researchers at Eötvös Loránd University found that dogs can recognize their owners based on pre-recorded speech, demonstrating an ability to discriminate between familiar voices. Dogs performed well in matching the correct owner with their voice, with performance best when hearing their main owner's voice.

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.

Wildfire surges in East, Southeast US fueled by new trees and shrubs

A study found a strong link between woody cover and large wildfire occurrence in the eastern US, with a 37% increase in woody vegetation over the last 30 years. In some regions, such as eastern Texas and the Appalachian Mountains, each 1% increase in woody cover led to a 3.9% increase in wildfire risk.

NIH grant funds study of cerebral small vessel disease

The study aims to identify early warning signs and potential treatment for cerebral small vessel disease, a condition linked to vascular dementia. Researchers will analyze cerebrospinal fluid and brain tissues using cutting-edge technologies to map mRNA within cells affected by the disease.

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.

Young English speakers are most comfortable with digital health

A study by UCSF researchers found that language, education, and age affect someone's ability to engage with digital health tools. Young English speakers are most comfortable using digital health tools, but others face barriers due to limited education or language proficiency.

Almost three quarters of adolescents experience depression or anxiety

A new study by Murdoch Children's Research Institute found that 64% of adolescents reported symptoms three or more times across their adolescent years. Girls were at increased risk and more likely to have a chronic course. Preventive strategies are urgently needed to address this public health problem.

New research reveals how the body clock regulates inflammation

Researchers at RCSI University of Medicine and Health Sciences have discovered that macrophages, a type of immune cell, work differently throughout the day due to the body's internal clock. This daily rhythm determines when immune cells are most efficient at detecting threats and mounts a response.

New polymer ramps up quest for better data storage

A new polymer material can store more data than traditional hard disk drives, with the ability to be erased and recycled in a sustainable way. The polymer's unique structure allows for mechanical force to encode data via indents, which can then be rapidly reorganized upon heating.

Sky-Watcher EQ6-R Pro Equatorial Mount

Sky-Watcher EQ6-R Pro Equatorial Mount provides precise tracking capacity for deep-sky imaging rigs during long astrophotography sessions.

Bad bacteria can trigger painful gut contractions; new research shows how

A new study from the University of Oregon shows how Vibrio cholerae bacteria activate the immune system to trigger painful gut contractions. The research also finds a more general explanation for how the gut rids itself of unwanted intruders, which could help scientists better understand chronic conditions like inflammatory bowel disease.

Peptide-guided nanoparticles deliver mRNA to neurons

Researchers have developed peptide-guided nanoparticles that can target specific cells in the brain, including neurons, marking a significant step toward potential mRNA treatments for neurological diseases. The innovation uses peptides to precisely deliver mRNA to endothelial cells lining blood vessels and neurons.

Developing artificial intelligence tools for health care

Researchers developed a new benchmark for health care using reinforcement learning, which shows promise in managing chronic or psychiatric diseases. However, current methods are data-hungry and fail to perform accurately when tested on real-world data.

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.

Discouraged zebrafish help reveal how ketamine works in the brain

Researchers used zebrafish to test ketamine's effects on depression, revealing that the drug suppresses 'giving up' behavior by overstimulating astroglia cells. This finding suggests a potential new approach for treating depression by targeting these non-neuronal cells.

Top cancer research advances at MSK in 2024

Researchers at MSK Cancer Center made significant advancements in understanding cancer biology, developing CAR T cells for blood cancers, and creating an AI tool to predict immune checkpoint inhibitor responses. Fasting was also explored as a strategy to reprogram natural killer immune cells and improve cancer-fighting abilities.

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.

Celestron NexStar 8SE Computerized Telescope

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

Research shows solitude is better for your health when it’s not too intense

The study found that less complete forms of solitude, such as reading in a café or listening to music while commuting, offer advantages over intense solitary activities. Solitude helps build connectedness, a key factor in overall health and well-being, but excessive intensity can deplete both energy and connection.

Placenta assessment tool aims to improve neonatal, maternal care

A new tool developed by Penn State researchers uses computer vision and artificial intelligence to analyze placenta images, detecting abnormalities and risks such as neonatal sepsis. The PlacentaCLIP+ model has the potential to transform neonatal and maternal care in low- and high-resource settings.

AI responses to personality tests aim to please

Researchers found that large language models adjust their responses to appear more desirable when given the Big Five personality test. This 'social desirability bias' suggests that LLMs can emulate human-like preferences for certain personalities.

Travelers weigh in on weight-based airfares for eco-friendly skies

A recent University of New Hampshire study gauges public opinion on three fare policies aimed at reducing emissions. The standard policy, where all passengers pay a uniform price, is the most accepted approach, while nearly 60% express concerns about weight-based policies citing potential fairness issues and discrimination.

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.

Start-up EBViously founded

EBViously aims to prevent infectious mononucleosis and secondary diseases such as ME/CFS, while also protecting against certain types of cancer. The company's innovative vaccine candidate uses virus-like particles derived from EBV to trigger a targeted immune response.

Biased language in clinical handoffs may negatively impact patient care

A new study found that clinicians who hear patients described with negatively biased language develop less empathy towards the patient and become less accurate in recalling their critical health details. Standardized handoffs with neutral, medically relevant facts can help prevent bias and improve patient care.

Prehistoric rock in Japan reveals clues to major ocean anoxic event

Researchers have refined the timing and duration of Ocean Anoxic Event 1a, an extreme environmental disruption that caused significant extinction among plankton. The study determined OAE 1a lasted for just over 1.1 million years, providing valuable insights into Earth's climate and ocean system.

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.

Reported use of most drugs among adolescents remained low in 2024

Recent data from the Monitoring the Future Survey show stable and declining trends in substance use among young people, with reported use of most drugs holding steady since 2021. The survey found that adolescents most commonly reported use of alcohol, nicotine vaping, and cannabis, with levels generally declining over the past few years.

SwRI awarded $26 million to develop NOAA magnetometers

The development of magnetometers by Southwest Research Institute will measure the interplanetary magnetic field carried by the solar wind and provide critical data for NOAA's Space Weather Prediction Center. The instruments will help mitigate space weather impacts on electrical power grids, satellite communication, and navigation systems.

Training solar panels to dance with the wind

Researchers developed a unique numerical decision-making framework for solar panel protection against extreme weather conditions. The framework treats individual panels as independent decision-makers, identifying creative solutions to reduce stress and minimize damage during high-wind events.

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.

Physicists ‘bootstrap’ validity of string theory

A team of physicists has validated string theory by developing an innovative mathematical method that points to its inevitability. This breakthrough uses the bootstrap principle to show that string theory is the only consistent answer for scattering amplitudes, bringing researchers closer to understanding the universe.

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.

Researcher defines 'kindness' in healthcare

A researcher has defined kindness in healthcare as a set of actions to help others flourish, informed by empathy or proactively chosen. This definition aims to improve patient safety, experiences, and outcome measures by enhancing communication within healthcare teams and with patients.