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Science News Archive 2024


Page 11 of 484

Giant virus encodes key piece of protein-making machinery of cellular life

Researchers discovered a giant virus, FloV-SA2, that encodes a ribosomal protein called eL40. This protein is crucial for translating genetic information into proteins, the building blocks of life. The study reveals new insights into how viruses interact with host cells and manipulate cellular metabolism.

Apple iPhone 17 Pro

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

Flavonoids in polyphenols: Activating gut hormones to improve health

Researchers found that flavonoids in everyday foods like green tea and dark chocolate regulate glucose levels through gut receptors, paving the way for better health management. The study highlights the potential of polyphenol-rich diets to improve public health and offers a foundation for developing new therapies.

Paranoia may be, in part, a visual problem

A Yale study found that individuals with greater paranoid and teleological thinking performed worse in a visual perception task, claiming one dot was chasing another when it wasn't. The findings suggest a potential link between social perception errors and psychosis, potentially leading to new diagnostic tools.

Being digitally hyperconnected causes ‘techno-strain’ for employees

A new study found that digital hyperconnection leads to techno-strain, causing cognitive and affective effort associated with constant connectivity and high work pace. Employees experience stress, overload, anxiety, and fear of missing out due to the proliferation of messages, applications, and meetings in the digital workplace.

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 print a car: High-performance multi-material 3D printing techniques

Researchers at Tohoku University successfully prototyped the world's first full-scale automotive multi-material component, a suspension tower made of steel and aluminum with tailored geometry. The breakthrough in Laser Powder Bed Fusion (L-PBF) technique allows for strong bonding interfaces without brittle intermetallic compounds.

Heart rate activity influences when infants speak

Researchers found that babies' first vocalizations and attempts at forming words coincide with fluctuations in their heart rate. This discovery may indicate that successful speech development depends on predictable ranges of autonomic activity during infancy.

Fluke 87V Industrial Digital Multimeter

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

Salmon genes unlock secrets of puberty and evolution

Researchers discovered a single gene, vgll3, regulating thousands of genes in salmon sexual maturation, influencing traits like reproductive cell development and growth patterns. This study sheds light on how genetic variation can impact complex traits like puberty onset and has significant implications for managing wild populations.

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.

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.

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 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.

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.

Meta Quest 3 512GB

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

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.

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.

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.

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.

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.

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.

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 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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.