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Science News Archive 2023


Page 221 of 444

Vaping a gateway to smoking for non-smokers, research shows

A new study from the University of Otago found that vaping may be a gateway to smoking for non-smokers in New Zealand. The research analysed data from the 2018-2020 New Zealand Attitudes and Values survey, revealing frequent transitions between smoking and vaping.

New study reveals best words for brand slogans

A new study from Bayes Business School and the University of Missouri has identified five linguistic properties that affect whether a slogan is liked or remembered. The researchers found that shorter, abstract words make slogans more likeable but less memorable, while longer, concrete words improve memorability but decrease likability.

AI model could help improve outcomes of prostate cancer focal therapy

A new AI model has been developed to help doctors determine the extent of cancer within the prostate gland, improving the effectiveness of focal therapy. The model was found to be more accurate than magnetic resonance imaging (MRI) in predicting tumor margins, reducing the chance of cancer recurrence.

Apple iPhone 17 Pro

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

Magnetic bacteria point the way

Researchers found magnetotactic bacteria living on a hydrothermal vent chimney at 2,787 meters below the ocean's surface. The discovery provides clues to the early diversification of bacteria and offers insights into the environment that may support extraterrestrial life.

Chemical communication between female rats exists, and is complex

A new study reveals that female rats utilize scent marks to convey information and coordinate behavior, particularly in terms of reproduction and social hierarchy. The research, led by Guadalupe Gómez Baena, demonstrates the complexity of female communication through scent marks and highlights the need for further study on this topic.

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.

Slow walking could be sign of dementia in older dogs

Researchers at North Carolina State University discovered that slower gait speeds in older dogs are linked to increased cognitive decline and dementia. The study measured gait speed on and off leash in senior dogs and found a significant correlation between walking speed and cognitive performance.

New enzyme could aid anticancer drug development

A new enzyme, CtdY, has been identified that can break an amide bond, a fundamental type of bond found in proteins. This discovery holds significant promise for the pharmaceutical industry, as it could enable the creation of new anticancer drugs and improve treatment outcomes.

Developmental regulatory mechanism of limb loss in squamates

A study in squamates reveals the genetic mechanism behind limb loss, associating conserved non-coding elements and lineage-specific insertions with regulatory signals during early limb development. These findings provide insights into the importance of these regulatory elements in phenotypic evolution.

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.

New driver for shapes of small quark-gluon plasma drops?

New measurements from RHIC's STAR detector suggest the shape of small quark-gluon plasma drops is influenced by the substructure of smaller projectile nuclei. This contradicts previous findings from PHENIX detector, which attributed QGP shape to larger-scale positions of nucleons. The results may deepen understanding of properties and ...

COVID-19 vaccines produce antibody response in the nasal mucosa

Researchers found that SARS-CoV-2 mRNA vaccination produces a robust immune response in the nasal cavity, with higher levels of antibodies promoting neutralization. The study suggests targeting the S2 region for intranasal vaccines may increase nasal mucosal levels of IgA and viral neutralization.

Why Saudi Arabia's "The Line" isn’t a revolution in urban living

Researchers argue that 'The Line' should not be a showcase for future cities due to its unfeasible urban design, including extremely high population density and limited mobility. The city's planned 60-minute average commute times highlight the importance of efficient transportation systems in urban planning.

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.

Air pollution speeds snowmelt

A recent study found that air pollution, particularly particulate matter, accelerates snowmelt in the Himalayas. Reduced anthropogenic pollutant emissions during the Indian lockdown in 2020 prevented 27 Mt of ice and snow melt, highlighting the impact of decreasing pollution on combating climate change.

Follow the leader: Researchers identify mechanism of cancer invasion

A Penn State-led research team has revealed how a leader cell emerges to coordinate the invasion of cancer cells, enabling the prediction of tumor invasiveness. The study found that MALAT1, a gene associated with metastasis in various cancers, plays an essential role in regulating leader cells.

This patch uses nanomagnets to detect muscle movement through the skin

Scientists have invented a smart textile that can sense and measure body movements using nanomagnets. The device is self-powered, stretchy, durable, waterproof, and can be made with a sewing machine for under $3. It converts muscle activities into quantifiable electrical signals sent wirelessly to phone apps.

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.

New model provides unprecedented window into human embryonic development

A groundbreaking model of human embryonic development has been created, offering a unique look at the molecular and cellular processes that occur during gastrulation stages. The model includes both embryonic and extraembryonic components, allowing researchers to study their interaction and potential new insights into pregnancy failures...

Gravity and dark matter, a bond beyond distances

A recent study from SISSA suggests that dark matter interacts with gravity in a non-local way, providing a fresh perspective on its nature. The new model, which employs fractional calculus, accurately describes the motion of stars in smaller galaxies.

Light or moderate alcohol consumption does not guard against diabetes, obesity

A large study published in the Journal of Clinical Endocrinology & Metabolism has found that moderate to light alcohol consumption does not protect against obesity and type 2 diabetes. The research, which analyzed data from over 408,000 participants, confirmed that heavy drinking increases measures of obesity and risk of type 2 diabetes.

Dual-use rechargeable battery

Researchers have developed a hybrid battery system that stores electricity and produces valuable chemicals, such as furfuryl alcohol and furoic acid. The new battery increases the cost efficiency of the battery system, making it a step towards improving the sustainability and cost-effectiveness of rechargeable batteries.

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.

High accuracy AI improves lung cancer detection

A study published in Radiology found that AI algorithms with high diagnostic accuracy improved radiologists' detection of lung cancers on chest X-rays. High-accuracy AI led to more frequent changes in reader determinations, suggesting increased human trust in AI.

Bigger bottles keep champagne bubbly for decades

Researchers found that larger champagne bottles retain gas substantially better, with 3-liter bottles lasting up to 132 years. The study estimated a shelf life of 40 years for standard 750-milliliter bottles and developed a formula to calculate a bottle's shelf life based on its size.

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.

Relationship between groundwater cadmium and vicinity resident urine cadmium levels in Hunan Province——a region that is both the heartland of Chinese non-ferrous mining and the home of fish and rice

A study found a positive correlation between groundwater cadmium levels and urinary cadmium levels among residents near non-ferrous metal smelting sites. Higher groundwater cadmium concentrations were associated with higher urinary cadmium levels, indicating the need for stronger prevention measures against groundwater pollution.

FAST finds missing link in evolution of spider pulsar system

Researchers have discovered a binary pulsar with a 53-minute orbital period, filling the gap in the evolution of spider pulsar systems. The finding confirms the existence of an intermediate state between redback and black widow spiders, a long-held theory.

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.

Fiber optic smart pants offer a low-cost way to monitor movements

New smart pants based on fiber optic sensors can track various types of physical activities in the clinic or at home, detecting signs of distress. The sensing approach achieved 100% accuracy in classifying activities and has several advantages, including low-cost and reliability.

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.

Chocolate can be fruity or flowery — if you skip the roasting step

Research published in ACS' Journal of Agricultural and Food Chemistry shows that unroasted, 'raw' chocolate features compounds responsible for fruity flavors and sour tastes. Volatile flavor compounds were more pronounced in the roasted samples, but others with fruity or flowery aromas remained noticeable.

New venom discovery from deadly cone snails

Researchers discovered crucial differences in venoms across the lifecycle of cone snails, using a new laboratory aquarium system to study juvenile stages. The findings reveal unique adaptations for hunting and venom composition, offering potential new drugs for pain medication and disease treatment.

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.

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.

Chemists are on the hunt for the other 99 percent

Scientists at PNNL are developing a new way to identify unknown chemical compounds using high-resolution instruments, gaining important information faster and more accurately. The technique applies to ions, making them easier to control and detect using mass spectrometry.

Unsafe feeding methods spiked during infant formula shortage

During the 2022 infant formula shortage, nearly half of parents used unsafe feeding practices, including watering down formula and sharing human milk. The study emphasizes the need for policy changes to provide families with access to safe alternatives and supports.

Towards rapid tissue regeneration

Researchers at DTU Health Tech created a multi-levelled scaffold that enables near-perfect bone healing in just eight weeks, without using growth factors or endocrine factors and cells. The scaffold combines essential bone minerals with mechanical properties matching human bone compressive strength.

Newly discovered Jurassic fossils are a Texas first

Scientists have discovered the first known Jurassic vertebrate fossils in Texas, filling a significant gap in the state's fossil record. The fossils belong to a plesiosaur, an extinct marine reptile that roamed the region about 150 million years ago.

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.

New insights into liver cancer development

A study published in Cancer Research identifies a novel mechanism by which liver cancer develops, involving the aberrant activation of the Wnt signaling pathway and the gene GREB1. The research reveals that GREB1 is responsible for integrating conflicting cellular states of differentiation and proliferation, leading to tumor promotion.

NUTRITION 2023 features leading nutrition experts and groundbreaking research

NUTRITION 2023 brings together leading nutrition experts to present groundbreaking research and discuss the latest developments in nutrition science. The event will feature scientific symposia, educational sessions, and award lectures covering topics such as food systems, human health, and nutritional interventions.

MSU researcher gets $3M to study side effects of anti-cancer treatment

A Michigan State University researcher has received a $3.2 million grant to develop tools for cancer survivors to manage symptoms and improve their well-being while taking oral anti-cancer medications. The project aims to provide scalable symptom monitoring and self-management strategies to reduce costs and emergency department visits.

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.

Like human, like dog

A recent study by researchers at the University of Vienna found that dogs and humans have brain regions specialized in perceiving body postures, similar to those found in humans. The study used magnetic resonance imaging (MRI) to compare the brains of 40 human participants with 15 pet dogs.