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Science News Archive 2024


Page 134 of 484

AI could predict breast cancer risk via ‘zombie cells’

Researchers have developed an AI technology that can analyze mammary tissue biopsies to identify signs of damaged cells, a key indicator of breast cancer risk. The study found the AI was far better at predicting risk than current clinical benchmarks, offering improved treatment options for women.

Brazilian fossils reveal jaw-dropping discovery in mammal evolution

The study uncovers a 'mammalian-style' contact between the skull and lower jaw in a cynodont species, indicating that the defining mammalian jaw feature evolved multiple times in different lineages. This complex evolutionary history suggests that early mammals experimented with various jaw functions, leading to the evolution of 'mammal...

Apple iPhone 17 Pro

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

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.

When a child hurts, validating their pain may be the best first aid

A new study from the University of South Australia highlights the importance of validating children's pain experiences to prevent chronic pain. Researchers found that by demonstrating acceptance, understanding, and legitimacy, parents and doctors can help children feel heard and believed, leading to better emotional regulation skills a...

Hardest hit by heat

A new study analyzing US data from 1993 to 2005 found that extreme heat disproportionately affects racial minorities, with a higher excess death rate for Non-Hispanic Blacks compared to whites. The study's findings highlight the need for adaptation measures to shield vulnerable populations from growing temperature dangers.

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.

Chung-Ang University researchers identify a potential anti-aging drug

Chung-Ang University researchers have identified a potential anti-aging drug called IU1 that enhances proteasomal activity and autophagy, leading to improved muscle strength and extended lifespan in fruit flies. The study suggests that preventing disruption of protein homeostasis mechanisms could be key to increasing longevity and impr...

Reconstructing the evolutionary history of the grape family

A new study published in the Journal of Systematics and Evolution reveals that the ancestors of grape plants were already in Europe 41 million years ago. The discovery of a new fossil species, Nekemias mucronata, provides key insights into the evolutionary history of the grape family.

Fluke 87V Industrial Digital Multimeter

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

Success of meal boxes in treating childhood obesity

A study conducted by the University of Gothenburg found that meal boxes with healthy recipes and subsidized meals led to a greater reduction in children's BMI compared to lifestyle treatment alone. The intervention also involved family meals, which were perceived as tolerable and reduced conflicts over food shopping.

Researcher earns grant to explore improved data security

A Kennesaw State University researcher is developing secure AI models that not only protect personal information but also reduce energy use. Her goal is to create a federated learning system that overcomes specific vulnerabilities of current systems, improving data transmission security and confining AI training to individual devices.

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.

One in two El Niño events could be extreme by mid-century

A new study predicts that one in two El Niño events could be extreme by 2050 if greenhouse gas emissions continue to increase. The research suggests that a feedback loop known as the Bjerknes feedback is strengthened due to rapid atmospheric warming, leading to more frequent extreme weather events.

How synchronization supports social interactions

Researchers analyzed audio and motion data from unstructured face-to-face conversations to investigate the multimodal dynamic between speech and movements. The study found synchronization at all timescales of conversation, suggesting that turn-taking dynamics play a crucial role in coordinating verbal and nonverbal cues.

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.

Humbug damselfish use 'motion dazzle' to evade predators

High-contrast patterns on humbug damselfish bodies serve dual purpose: camouflage when stationary and motion dazzle when moving. The fish adapt their behavior based on environment, using motion dazzle to confuse predators when feeding outside coral colonies.

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.

Sleep quality, dementia and mortality in older US adults

Research finds poor sleep quality directly relates to mortality risk, even before adjusting for lifestyle factors. Dementia is associated with increased mortality risk among individuals with better sleep quality, males, and older White adults.

Soil and water pollution: An invisible threat to cardiovascular health

Research highlights strong links between soil and water pollution and cardiovascular disease, with airborne dust contributing to 770,000 annual cardiovascular deaths. The study emphasizes the importance of controlling soil and water pollution through improved filtration, air quality management, and sustainable urban design.

Scientists discover a single-electron bond in a carbon-based compound

Researchers from Hokkaido University have discovered a stable single-electron covalent bond between two carbon atoms, validating a century-old theory and paving the way for further exploration of this type of bonding. The discovery was made using X-ray diffraction analysis and Raman spectroscopy.

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.

Can we ‘recharge’ our cells?

Researchers at Texas A&M University have developed a method to recharge cellular mitochondria using nanotechnology, potentially extending healthy lifespans and improving outcomes for patients with age-related diseases. The molybdenum disulfide nanoparticles stimulate mitochondrial regeneration, helping cells generate more energy.

World’s oldest cheese reveals origins of kefir

Scientists extracted DNA from ancient cheese samples found in Tarim Basin mummies, revealing a new origin for kefir cheese and shedding light on the evolution of probiotic bacteria. The study suggests that kefir culture has been maintained in Northwestern China since the Bronze Age.

Ice cores show pollution's impact on Arctic atmosphere

A Dartmouth-led study found that air pollution from fossil fuels reaches the remote Arctic, altering its fundamental atmospheric chemistry. The researchers detected declines in methanesulfonic acid, a biomarker linked to phytoplankton productivity, which plummeted in environments high in emissions.

Meta Quest 3 512GB

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

How does cancer spread? Follow the map

Researchers at Cold Spring Harbor Laboratory create a roadmap of how prostate cancer spreads throughout the body, showing that aggressive cells seed cancer's rare migrations to bones, liver, lungs, and lymph nodes. The new technology offers a clearer picture of cancer spread and could lead to more targeted therapeutics.

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.

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.

Mars’ missing atmosphere could be hiding in plain sight

Researchers propose that Mars' early thick atmosphere could have been locked up in the planet's clay surface due to slow chain reactions between rocks and gases. The clay is estimated to hold up to 80% of the initial, early atmosphere, potentially recovered and converted into propellant for future missions.

Researchers innovate sustainable metal-recycling method

A new recycling process reduces environmental impact by eliminating energy-intensive methods, producing harmful waste streams. The innovative technique recovers critical metals with high purity (>95%) and yield (>85%), addressing critical metal shortages and negative environmental impacts.

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.

BU and BMC researchers establish stem cell repository focused on centenarians

Researchers have established a unique resource of induced pluripotent stem cells from centenarians and their offspring to better understand human longevity and aging. The largest library of iPSCs allows for studies on healthy aging, disease resistance, and the development of novel therapeutics for aging-related diseases.

‘Invisible forest’ of algae thrives as ocean warms

Phytoplankton biomass has increased in subsurface waters due to ocean warming, while surface phytoplankton's total biomass remains stable despite reduced chlorophyll levels. The findings highlight the limitations of satellite observations and underscore the urgent need for improved global monitoring of deep-living phytoplankton.

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.

Advancing synthetic Ephedra-type alkaloids with a two-step enzymatic approach

Researchers from Xiamen University created a novel two-step enzymatic approach to synthesize diverse Ephedra-type alkaloids with improved yields and introduced new N-group modifications. They successfully tested various enzymes and imine reductases to optimize conversion rates and generate novel synthetic Ephedra-type alkaloids.

Measure of body roundness may help to predict risk of cardiovascular disease

A new study found that a high body roundness index over 6 years was associated with an increased risk of developing cardiovascular disease in adults older than 45. The study, published in the Journal of the American Heart Association, suggested that BRI may be a valuable predictor of cardiovascular disease risk.

New study reveals impact of chatGPT on public knowledge sharing

A recent study published in PNAS Nexus found that widespread adoption of large language models like ChatGPT led to a significant decline in user activity on Stack Overflow. The study highlights the impact of ChatGPT on public knowledge sharing and its implications for AI's future.

Nanostructures in the deep ocean floor hint at life’s origin

Researchers found inorganic nanostructures surrounding deep-ocean hydrothermal vents that mimic molecules essential for life. These structures can harness energy and convert it into electricity, sparking interest in applying this technology to industrial blue-energy harvesting.

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.

A viral close-up of HTLV-1

Researchers at ISTA have decoded the structure of HTLV-1 using Cryo-Electron Tomography, revealing a distinct viral lattice that differs from other retroviruses. This discovery could pave the way for novel treatment approaches to combat HTLV-1 infections, which affect 5-10 million people worldwide.