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Science News Archive 2023


Page 12 of 444

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.

Being overweight costs society far more than obesity

The study found that people who are only slightly overweight, with a BMI of 25-30, and those with mild obesity, have the highest costs for healthcare services. This is because these individuals represent a larger proportion of the population than obese individuals, who have a higher risk of disease but lower costs.

Menstrual cycles affect day-to-day suicide risk, UIC researchers find

A new study by University of Illinois Chicago researchers found that female patients with a history of suicidality experience increased suicidal ideation and planning during the premenstrual phase, offering new guidance for clinicians. The study identified individual differences in how the menstrual cycle affects symptoms and suicidality.

Apple iPhone 17 Pro

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

How can Europe restore its nature?

The EU's Nature Restoration Law (NRL) sets ambitious targets to restore 20% of Europe's land and marine areas by 2030, with the goal of increasing pollinator populations and rewetting peatlands. National implementation will be crucial for its success, requiring cooperation with economic sectors such as agriculture.

AI study reveals individuality of tongue’s surface

Researchers used AI to analyze detailed scans of tongues and found distinctive patterns in papillae shapes and sizes. This unique feature can help develop personalized food alternatives and early diagnosis of oral cancers.

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.

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.

Unexpected chemistry reveals cosmic star factories´ secrets

Astronomers studying two distant galaxies in the early universe reveal unprecedented molecular diversity, shedding light on the lives of prodigious star factories. By analyzing light from over 13 molecules, researchers gain insights into the physical and chemical conditions in these galaxies.

Researchers pave the way for next generation COVID-19 immunization strategies

A new study by Beth Israel Deaconess Medical Center demonstrates that delivering the vaccine directly to the respiratory tract can improve protection against COVID-19 infection. The researchers found that a booster administered via the intratracheal route provided near-complete protection against a high-dose SARS-CoV-2 challenge.

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.

New red galaxies turn out to be already known blue galaxies

Researchers discover extremely red objects (EROs) in James Webb Space Telescope data that resemble blue-excess dust obscured galaxies (BluDOGs) found in Subaru Telescope data. The similarity suggests EROs and BluDOGs may be at similar stages of evolution, with a larger sample needed to confirm the relationship.

People, not the climate, caused the decline of the giant mammals

A new study from Aarhus University confirms that human activity, not climate change, caused the dramatic decline of giant mammals over the past 50,000 years. By analyzing DNA data from 139 large living mammal species, researchers found that populations fell dramatically around 50,000 years ago, coinciding with the spread of modern humans.

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.

Were Neanderthals morning people ?

Genetic material from Neanderthal ancestors may have influenced the preference for waking up early in some people. Studies found that introgressed genetic variants from Neanderthals are associated with increased morningness and a shorter circadian period, which is beneficial at higher latitudes.

Ultrafast laser technology could offer improved cancer treatment

Researchers at INRS's Advanced Laser Light Source Laboratory have discovered that ultrafast lasers can accelerate electrons to MeV ranges, opening the door to more effective use of radiation therapy in oncology. This breakthrough has major implications for medical physics and could lead to better cancer treatments.

Novel insights into HBV-hepatocellular carcinoma at single-cell sequencing

This review highlights the role of single-cell sequencing in HBV-HCC research, shedding light on tumor heterogeneity and immune microenvironment dynamics. The study provides new avenues for visualizing intratumoral and intertumoral heterogeneity, monitoring tumor progression, and preventing cellular deterioration.

Celestron NexStar 8SE Computerized Telescope

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

Custom software speeds up, stabilizes high-profile ocean model

Researchers developed a new solver algorithm for the MPAS-Ocean ocean circulation model, reducing run time by 45% and enabling semi-implicit stability. This allows for faster climate predictions and energy efficiency, as well as reduced computational power consumption.

Upcycling leftover cardboard to make a new type of foam packaging

Scientists created a new type of foam packaging from upcycled cardboard waste, which is stronger and more insulating than traditional plastic-based cushioning. The biodegradable foam has excellent thermal insulation, energy-absorbing properties, and outstanding cushioning capabilities.

Solar-powered clothes provide personal heating and cooling

Researchers developed solar-powered clothing that adapts to environmental temperatures, providing 24-hour thermoregulation without external power sources. The device maintains a thermal comfort zone between 32-36°C, even in extreme environments.

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.

Move over Blitzen: geese outpace reindeer impacts on Arctic ecosystems

A new study from Utah State University reveals that geese have a greater impact on Arctic ecosystems than previously thought, while reindeer only exert a smaller influence. The research found that goose grazing in concentrated patches leads to significant reductions in plant biomass and soil compaction.

Reaching for the (invisible) stars

Researchers have uncovered a population of 25 intermediate-mass helium stars that bridge the gap in knowledge about hydrogen-poor supernovae. These stars were found using UV photometry and optical spectroscopy, with strong spectral signatures of ionized helium confirming their composition.

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.

Novel bacteria identification methods might help speed up disease diagnosis

A new study using Raman spectroscopy has identified Pseudomonas bacteria from turtle skin in just 5-30 minutes, offering a faster alternative to traditional methods. The technique provides detailed information about bacterial chemical structure and holds great potential for future research on other microorganisms.

Where patients live impacts whether they pick up their heart-failure medications

A new study by NYU Langone Health found that patients from lower socioeconomic areas were less likely to fill their heart-failure medications, highlighting the importance of neighborhood-level interventions to improve access to lifesaving drugs. The research team plans to explore additional barriers, such as cost and language barriers,...

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.

Tropical ice cores offer deeper insights into Earth’s temperature record

Scientists at Ohio State University discovered that tropical ice cores can provide accurate measurements of surface global mean temperature. The study found that the temperature in the middle and upper troposphere cooled by 7.35 degrees Celsius during the Earth's glacial period, shedding light on new theories about climate dynamics.

HKUST researchers report the high-res structure of a cyanobacterial virus

Researchers at Hong Kong University of Science and Technology have mapped the high-resolution structure of a little-known cyanophage virus, shedding light on its role in controlling marine biogeochemical cycles. The study provides new insights into how viral proteins interact to make the virus stable and infect cells.

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.

Accurate snow measurement thanks to AI and satellites

Researchers at ETH Zurich have developed a new technology using satellite images and artificial intelligence to determine snow depth with high accuracy. The system can provide detailed snow distribution patterns, even for areas without existing measurements, and offers an indication of uncertainty.

New insights into what happens in cells in early Alzheimer’s

Scientists have discovered that amyloid-beta oligomers play a role in speeding up mitochondrial energetics during the early stages of Alzheimer's disease. This finding challenges prior research and offers new insights into the potential causes of the incurable neurodegenerative disease.

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.

Large sequence models for sequential decision-making

Researchers summarize recent works on using large sequence models like Transformers for sequential decision-making and reinforcement learning tasks, highlighting their potential and limitations. The study categorizes approaches based on data utilization and proposes avenues for future research to improve these models.

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 transparent magnetic material created by adding heat with a laser

Researchers at Tohoku University developed a new method for creating transparent magnetic materials using laser heating, addressing the challenge of integrating magneto-optical materials with optical devices. The breakthrough enables the creation of compact magneto-optical isolators and miniaturized lasers.