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Science News Archive 2024


Page 92 of 484

Evidence mounts for dark energy from black holes

Researchers found evidence that black holes contain dark energy, which could explain its mysterious nature. The Dark Energy Spectroscopic Instrument provided data showing a correlation between the growth of black holes and the increase in dark energy density over time.

AI algorithm accurately detects heart disease in dogs

A machine learning algorithm developed by University of Cambridge researchers can detect and grade heart murmurs in dogs with high accuracy, similar to expert cardiologists. The technology has the potential to empower primary care veterinarians to provide early detection and treatment, improving quality of life for dogs.

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.

Superspreader fibrils caught in the act

Scientists have successfully imaged superspreader fibrils in the brain tissue of Alzheimer's patients, shedding light on their role in spreading the disease. The study, published in Science Advances, uses advanced imaging techniques to visualize the fibrils' formation and spread.

Sorghum's bioactive compounds could improve modern diets

Researchers at Hokkaido University discovered unique lipids in sorghum that have anti-diabetic and anti-inflammatory properties. The study suggests that incorporating sorghum into diets could promote cardiovascular health, reduce inflammation, and enhance metabolic health.

Using multimode propulsion for more efficient trips in space

A team of researchers at the University of Illinois has developed a multimode propulsion system that integrates both chemical high-thrust mode and electric low-thrust mode, resulting in reduced fuel consumption and increased flexibility. The system uses the same propellant for both modes, saving mass and volume.

Meta Quest 3 512GB

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

When science speaks in extremes

A new study published in JCOM identified the characteristics of polarized scientific digital messages, proposing a system to codify and characterize polarized discourses. The research found that simplifying and presenting scientific information as unquestionable can limit critical thinking and hinder scientific progress.

Heart failure mortality declining in Sweden

A new study from Karolinska Institutet reveals a decline in heart failure mortality in Sweden over the last 20 years. Despite improvements, the prognosis for heart failure patients remains concerning, with 25% of those diagnosed in 2022 dying within a year.

RSV vaccines effective, but more people need to get them

New RSV vaccines have been found to be highly effective in preventing severe respiratory illness and hospitalizations, with an 80% efficacy rate. However, vaccination rates remain low, especially among older adults, highlighting the need for better understanding of risk factors and improved healthcare provider education.

Apple iPhone 17 Pro

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

Thin skin significantly blunts injury from puncture, study finds

Researchers found that pig skin attached to underlying tissue reduced damage from puncture by about 60% at slower speeds and 73% at higher speeds compared to the same tissue without skin. Synthetic skin offered less protection, reducing the damage by less than 40% at slower speeds and less than 30% at higher speeds.

Turning up the signal

Osaka University researchers develop a new method for long-range enhancement of fluorescence and Raman signals using Ag nanoislands protected with column-structured silica layers. This leads to an astonishing ten-million-fold increase in signal strength, making it ideal for sensitive biosensing applications.

Celestron NexStar 8SE Computerized Telescope

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

Enhancing the accuracy of wearables that measure blood glucose levels

Researchers developed a screening technique to filter out low-quality data in wearable sensors, improving the performance of smartwatches for noninvasive blood glucose estimation. The approach enhances accuracy by discarding data with high phase errors and approximating missing values.

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.

Mizzou scientists create geochemical fingerprints

Scientists use modern technology to analyze ancient ochre samples, revealing the material's origin and history. This helps them understand how human cognition and social networks developed alongside early technological innovations.

Jung studying long-term care for people with dementia

Jeah Jung is studying long-term care integration for dually eligible individuals with Alzheimer's disease and related dementias. She examines the effect of integrating medical services with long-term care through Medicare Advantage plans on health outcomes.

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.

New study links climate change to malaria increase in northern Kenya

A new study found a significant rise in malaria risk in northern Kenya, particularly due to higher rainfall and temperature creating ideal mosquito breeding conditions. The study emphasizes the need for targeted, region-specific malaria strategies that account for seasonal and climate differences.

Addressing digital health barriers through community partnerships

Research from Thomas Jefferson University and Esperanza Health Center aims to overcome healthcare disparities by developing short, accessible videos to teach patients how to use health portals. The study identified key obstacles, including limited digital literacy, language barriers, and lack of trust in telehealth platforms.

Humans and AI: Do they work better together or alone?

A new study from the MIT Center for Collective Intelligence found that combining humans and AI can be effective in certain tasks, such as creative ones like summarizing social media posts or generating new content. However, human-AI combinations often underperform compared to AI alone in decision-making tasks. The researchers suggest t...

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.

What animal societies can teach us about ageing

Research shows that animals, including humans, can become less sociable as they age to avoid diseases and parasites. This phenomenon, known as social ageing, may bring benefits, such as reduced competition and increased safety.

Husker team explores potential of MXenes for nanotech applications

A research team led by University of Nebraska–Lincoln materials scientists has discovered a new MXene material with p-type properties and increasing conductivity under illumination. The discovery enables complex structures where complementary MXenes are used together to achieve new electronic functionalities.

Chemicals produced by fires show potential to raise cancer risk

Research led by a firefighter co-author sheds light on polycyclic aromatic hydrocarbons' affinity for DNA and ability to evade repair, highlighting potential health risks. The study's findings could inform public policy and accelerate the development of safer chemicals.

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.

A single thin film perfectly absorbs all electromagnetic waves!

The KIMS research team developed a multi-band electromagnetic wave absorption material less than 0.5mm thick, absorbing over 99% of electromagnetic waves from various frequency bands. This technology resolves secondary interference issues and enhances the reliability of wireless communication devices.

Psilocybin shows promise as new treatment for OCD, study reveals

A new study found that psilocybin significantly reduced OCD-like behaviors and tic-like head-body twitches in genetically modified mice. The research provides hope for new treatments for these conditions and may offer benefits for patients who have not responded to current therapies.

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.

Magicians don’t mind sharing the secrets behind tricks – if they are their own

A new study reveals that magicians are willing to share their own trick techniques, but not those invented by others or deceased individuals. They believe it's acceptable to reveal secrets for good causes, such as enhancing wellbeing or scientific research, and that mass online tutorials have reduced the need for traditional secrecy.

How lithium isotope cycles in Qinghai Lake?

Researchers discovered a stable lithium isotope fractionation mechanism in Qinghai Lake, indicating minimal Li cycling. The lake's Li reserves are expected to increase over time, providing insights into paleoclimate history.

Ancient giant cicadas reveal an aerial evolutionary arms race

A recent study on global giant cicadas reveals an aerial evolutionary arms race between Palaeontinidae and birds. The research suggests that the rise of birds imposed greater predation pressure on insects, driving the evolution of more advanced flight capabilities in late Palaeontinidae.

No incentive for older birds to make new friends

Researchers studied an isolated population of sparrows on Lundy Island and found that older birds tend to have fewer friends, similar to humans. The study suggests that there is no 'evolutionary pressure' to maintain social connections in older age, leading to a decline in friendships.

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.

Using weather radar to track Australia’s migrating birds

Researchers used 16 years of radar weather data to monitor bird migration patterns from Tasmania to northern Queensland, finding millions of birds migrate each year. The study revealed unique patterns, including variation in migration direction, timing, and intensity compared to Northern Hemisphere birds.

More social species live longer, Oxford study finds

A new Oxford study assesses 152 animal species across various taxonomic groups, finding that more social species live longer, have longer generation times, and longer reproductive windows. Sociality's benefits outweigh its costs, with species displaying increased resilience as a group.

Fluke 87V Industrial Digital Multimeter

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

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.

Preclinical studies test novel gene therapy for treating IgA nephropathy

Researchers have developed a novel gene therapy called PS-002, which targets podocytes and blocks complement activation to treat IgA nephropathy. In mouse models, treatment with PS-002 reduced signs of kidney dysfunction and lowered complement deposition, while in pigs, it resulted in elevated gene expression without safety issues.

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.

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.