Bluesky Facebook Reddit Email

Science News Archive 2024


Page 153 of 484

Smartphone-based microscope rapidly reconstructs 3D holograms

A new smartphone-based digital holographic microscope enables precise 3D measurements and has potential applications in medical diagnostics, education, and resource-limited settings. The portable device uses a simple optical system created with a 3D printer and calculates reconstructions based on a smartphone.

Study offers hope for the resilience of the American lobster fishery

A recent study by researchers at the Virginia Institute of Marine Science found that female American lobsters groom their offspring without significant impact from temperature and acidity levels forecasted for Maine's coastal waters. This behavior is crucial in other crustaceans, but its importance for the lobster species remains uncle...

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.

Boosting brain protein levels may slow decline from Alzheimer’s

A study published in the journal Brain shows that increases in protein levels with new Alzheimer's drugs can explain the slowing of cognitive impairment at least as well as the reduction in amyloid plaques. The researchers found that higher levels of a critical brain protein correlate equally well with cognitive benefits.

Recognize the effects of serious assault on victims’ families, new study urges

A new study from City St George's University of London found that approximately 1 in 20 adults are closely related to someone who has been the victim of a serious assault. These 'indirect victims' face numerous health challenges, including mental health issues such as depression and post-traumatic stress disorder (PTSD). The study sugg...

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.

Mirror, mirror, in my tank, who’s the biggest fish of all?

Researchers at Osaka Metropolitan University found that bluestreak cleaner wrasse use mirrors to evaluate their body size against other fish before attacking. This study suggests that these animals possess mental states similar to private self-awareness, shedding light on the evolution of self-awareness in non-human species.

Tirzepatide associated with greater weight loss in women than men

A post-hoc analysis of the SURMOUNT trials found that tirzepatide consistently reduced body weight in both males and females, but women experienced greater weight loss with up to 24.6% reduction compared to 18.1% for men. The safety profile was broadly similar by sex, but females were more likely to experience nausea and vomiting.

Superior light-to-chemical energy conversion with Coulombic dyads

Scientists at Johannes Gutenberg Universitaet Mainz create a new approach to prepare highly efficient dyad photocatalysts through electrostatic interactions, outperforming established catalysts. The novel method enables the use of inexpensive additives to improve performance and durability.

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 new type of RNA could revolutionize vaccines and cancer treatments

Researchers at Boston University discovered a new method to harness self-amplifying RNA to create more effective vaccines. The modified saRNA vaccine protected mice from severe COVID-19 disease with a lower dose than current mRNA vaccines. Longer duration of protein expression and reduced inflammation were also observed.

Genetics of dementia in African and underrepresented populations presented

A recent study presented at the Future of Dementia in Africa conference reveals genetic differences between African and Caucasian populations with Alzheimer's disease. The findings suggest that a lack of diversity in genomic studies may limit the effectiveness of targeted therapies across diverse populations.

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.

Quitting smoking reduces risk of atrial fibrillation

A recent study published in JACC: Clinical Electrophysiology found that quitting smoking can significantly lower the risk of atrial fibrillation, with former smokers having around 13% lower risk and current quitters having an 18% lower risk. The benefits of quitting are seen shortly after stopping smoking.

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.

Concept neurons are the building blocks of memory

A study by Bonn researchers confirms the important function of concept neurons in working memory and predicts correct memorization. The activation of these neurons during the working memory phase can also be used to predict whether a test subject will correctly remember an image that has already been shown.

Large-scale population analysis confirms reassuring safety profile of tirzepatide

A large-scale population analysis confirms tirzepatide's similar gastrointestinal tolerability to other GLP-1 medications without increased risk of diabetic retinopathy, medullary thyroid cancer, or pancreatitis. Researchers analyzed real-world evidence from the FDA adverse event reporting system database and found that tirzepatide has...

Microscale robot folds into 3D shapes and crawls

Researchers at Cornell University have developed microscale robots that can change shape and move independently. The robots are printed as a 2D hexagonal 'metasheet' but, with the application of electricity, transform into pre-programmed 3D shapes and crawl.

Apple iPhone 17 Pro

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

Researchers improve search for cancer drivers

A novel network computer model, DiWANN, allows for efficient searches of cancer genetic data, identifying co-occurring mutations and similarities among DNA sequence elements across several types of cancer. The model provides a scalable solution to prioritize possible treatment targets.

Single dose of mpox vaccine effective in preventing infection, study finds

A single dose of the Modified vaccinia Ankara-Bavarian Nordic (MVA-BN) vaccine was found to be 58% effective in preventing mpox infection in a recent study published in BMJ. The study used real-world health data to estimate the vaccine's effectiveness against mpox infection and included over 3,200 men who received the MVA-BN vaccine.

Spiny mice point the way to new path in social neuroscience

Researchers at Emory University used spiny mice as a laboratory model to study the neural mechanisms of group living in mammals. The study found that neural signaling from the brain's anterior cingulate cortex drives the preference for spiny mice to affiliate with large peer groups.

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 effort aims to bring personalized medicine to drug prescriptions

The IndiPHARM platform will measure hundreds of drugs and their metabolites, as well as thousands of chemicals derived from the environment, diet, and lifestyles. By developing rapid, cost-effective tests, IndiPHARM aims to identify situations that interfere with drug therapy and adjust treatments accordingly.

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.

Sustaining health and wealth: Advancing sanchi ginseng production

A recent study reviews the intricate biosynthesis and regulation of ginsenosides in Panax notoginseng, highlighting key enzymes and transcription factors. The findings support breeding superior varieties and optimization of production techniques to enhance ginsenoside quality and production.

Bee antidote to deadly pesticides shows promise

A study published in Nature Sustainability has found an antidote to neonicotinoids, a class of pesticides killing bees. The treatment involves tiny ingestible microparticles that physically bind to the pesticide, leading to 30% higher survival rates and reduced symptoms in bumblebees.

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.

Cooling positronium with lasers

Positronium, an exotic atom composed of an electron and a positron, has been cooled to just 1 degree above absolute zero. This achievement could aid in studying the properties of antimatter and potentially unlock secrets of the universe.

Keeping mold out of future space stations

A new study suggests a novel way to prevent mold growth on future space stations by understanding the exposures that happen in the space environment. Repeated elevated humidity exposures can lead to rapid microbial growth and composition changes in dust, making it easier for microbes to thrive.

Study: Cloud cover reduced by large-scale deforestation

Deforestation leads to decreased cloud cover, which partially offsets surface albedo change's cooling effect on climate. Researchers analyzed idealized deforestation simulations using climate models to provide insights into the impact of large-scale deforestation on global low-level and tropical high-level clouds.

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.

Sterilization rates among women rose after supreme court abortion ruling

Surgical sterilization rates increased significantly among women in the US following the Dobbs v. Jackson Women's Health Supreme Court decision, with a notable rise in states where abortion access was limited or banned. Researchers found that tubal sterilization remained an irreversible method of contraception despite changing state laws.

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.

Communicating a slow-motion health catastrophe

A special issue of the Journal of Health Communication highlights climate change communication challenges, including misinformation, disinformation, and complex nature of climate events. The issue offers strategies for overcoming these challenges through interdisciplinary research on communication strategies, media, message understandi...

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.

JunoCam spots new volcano on active Io

A new volcano has been discovered on Jupiter's moon Io through analysis of JunoCam images, featuring multiple lava flows and volcanic deposits. The volcano is located just south of the equator and showcases the moon's ongoing geological activity.

Scripps Research scientists expand the genetic alphabet to create new proteins

Researchers create a novel paradigm for adding non-canonical amino acids to proteins by using four RNA nucleotides instead of the traditional three. This approach allows for efficient and targeted incorporation of new building blocks into specific sites in target proteins, enabling the creation of tailored proteins with unique functions.

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.

Bald eagles face highest lead risk of New York deer scavengers

A new study from Cornell University and the New York State Department of Environmental Conservation reveals bald eagles are most vulnerable to lead poisoning from bullet fragments, with many species at risk due to scavenging deer carcasses. The researchers used bald eagles as a bioindicator for ongoing monitoring of lead hazards.

Novel deep learning model developed for battery lifespan prediction

A novel deep learning model, DS-ViT-ESA, was developed to predict lithium battery lifespan with high accuracy using only a small amount of charging cycle data. The model achieved low prediction errors even when tested on unseen charging strategies, demonstrating its zero-shot generalization capability.