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Science News Archive 2023


Page 351 of 444

Chemical scissors enable structural editing of layered materials

Researchers developed a chemical scissors-mediated structural editing strategy to regulate the structure and elemental composition of MAX phases/MXenes. This approach enables the creation of novel MAX phase and MXene materials with improved functional applications.

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.

Discovery of root anatomy gene may lead to breeding more resilient corn crops

A new discovery identified a gene encoding a transcription factor that triggers the development of root cortical aerenchyma, enabling corn roots to capture more water and nutrients from dry soil. This trait results in air passages forming in the roots, making them metabolically cheaper and more efficient in exploring the soil.

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.

Women working rotating shifts especially likely to be frail, York study finds

A York University study found that rotating shift work is associated with an increased risk of frailty among middle-aged and older workers in Canada, especially for women. The research used a comprehensive approach to investigate the relationship between shift work and frailty, which may be linked to circadian rhythm disruptions.

Researchers develop biodegradable, biorecyclable glass

A research group has developed a family of eco-friendly glass fabricated from biologically derived amino acids or peptides. The proposed glass is biodegradable and biorecyclable due to its unique combination of functional properties, including excellent optical characteristics and good mechanical properties.

Uppsala scientists reveal protein synthesis mechanism in Giardia parasite

Researchers used cryo-electron microscopy to visualize the protein synthesis mechanism in Giardia intestinalis, resolving high-resolution structures of six different states of elongation. These findings provide valuable information for screening specific drugs against Giardia and other protozoan parasites.

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.

Better simulations of neutron scattering

Researchers developed a new 'next-event estimator' (NEE) called eTLE to increase Tripoli-4¹'s precision using Monte Carlo simulations. The approach improves accuracy in predicting neutron scattering in crystalline media, paving the way for more accurate predictions in nuclear reactors.

DOE renews CABBI for five more years

The DOE has committed $237.9 million to the Center for Advanced Bioenergy and Bioproducts Innovation (CABBI) for a five-year extension, continuing groundbreaking work toward U.S. energy independence. Researchers will develop fuels and products by integrating three highly interconnected priority areas.

Apple iPhone 17 Pro

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

River deltas: Valuable and under threat

Millions of people living in river deltas face risk due to human activities such as damming and levee construction. Climate change is just one part of the story; local resource management can have a greater impact on delta sustainability.

Qubits put new spin on magnetism: Boosting applications of quantum computers

Research using a quantum computer has designed and characterized tailor-made magnetic objects using qubits, opening up new approaches to develop materials and robust quantum computing. The study demonstrates the ability to create magnetic quasicrystal lattices that can host states beyond classical information technology.

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.

Noise harming ocean invertebrates and ecosystems

Human activities are causing rapid changes to the ocean soundscape, harming invertebrates through cellular and ecosystem-level impacts. The study highlights the sensitivity of various invertebrates to underwater sound and emphasizes the need for urgent research and mitigation strategies.

New gene-editing technique reverses vision loss in mice

Researchers have successfully restored vision in mice with retinitis pigmentosa using a new CRISPR-based genome editing technique. The PE SpRY system corrected genetic mutations and restored normal electrical responses to light, preserving vision into old age. This breakthrough offers potential for treating inherited blindness.

Boosting survival of a beneficial bacterium in the human gut

A Yale study found that beneficial gut bacterium Bacteroides thetaiotaomicron responds to starvation for carbon by sequestering essential transcription factor in membrane-less compartment, increasing its activity and modifying gene expression. This mechanism enables colonization of mammalian gut and reveals a vital strategy for

New study counts the environmental cost of managing Japanese knotweed

A Swansea University research study has evaluated the long-term environmental impacts of different Japanese knotweed management methods. The study found that glyphosate-based foliar spray control is the most sustainable approach, using the least materials and having the lowest economic costs.

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.

The most beautiful strongly bound dibaryon

Physicists from Tata Institute of Fundamental Research and The Institute of Mathematical Science have predicted the existence of a deeply bound dibaryon made of two triply bottom Omega baryons. This finding elucidates strong forces in baryon-baryon interactions, potentially explaining nuclear bindings.

ETRI introduces AI tutor who teaches foreign language reading

The Electronics and Telecommunications Research Institute (ETRI) has developed a reading comprehension education AI technology that allows learners to study foreign languages by talking to an artificial intelligence (AI) tutor. The AI tutor provides personalized feedback on pronunciation, listening, and text understanding.

Fossil site is ‘Rosetta Stone’ for understanding early life

Researchers have discovered molecular fingerprints in fossils that could help identify unknown organisms, including a tubular 'nematophyte' with algal and fungal characteristics. The study uses non-destructive imaging and machine learning to analyze the fossils, providing new insights into early life on Earth.

An elegant new orchid hiding in plain sight

A new Japanese 'ladies tresses' orchid, Spiranthes hachijoensis, has been found in private gardens and on balconies. The discovery suggests that other new species may be hidden in common environments, eliminating the need for remote tropical rainforest expeditions.

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.

Discovery of novel gene to aid breeding of climate resilient crops

Researchers have identified a key gene, bHLH121, that allows plants to efficiently use energy, enabling them to grow more roots and capture more water and nutrients. This discovery holds promise for breeding crops that can withstand climate change-induced droughts and low-nitrogen soil conditions.

Key role identified for nervous system in severe allergic shock

Researchers at Duke University Medical Center identified the nervous system as a key player in anaphylaxis reactions, which cause sudden drops in body temperature and blood pressure. The study suggests new targets for therapies to prevent or treat severe allergic shock.

New combination of drugs works together to reduce lung tumors in mice

Researchers at the Salk Institute discovered that combining two therapeutic drugs, entinostat and trametinib, can significantly reduce tumor volume and number in mice with LKB1-mutated non-small cell lung cancer. The findings could lead to clinical trials in humans and potentially transform treatment for cancers beyond NSCLC.

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.

Biomarkers show promise for identifying early risk of pancreatic cancer

A Duke University research team has identified a set of biomarkers that could help distinguish between cysts on the pancreas that are likely to develop into cancer and those that will remain benign. The findings have significant implications for preventing the development of pancreatic cancer, which is on the rise and is notorious for ...

How can we tackle the biggest challenges? Ask a plant

A new study presents the field's top 100 most pressing questions for research to address challenges facing humanity. These questions cover topics such as genetically modified organisms, plant-based fuels, and growing plants in space to support human life.

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.

Stalactites and stalagmites in the battery?

Lithium dendrites grow in solid-state batteries after charging and discharging cycles, leading to internal short circuits. Researchers have investigated the starting point of this process using microscopy methods, finding that grain boundaries play a crucial role.

First wearable health sensor for monitoring muscle atrophy

Researchers developed the first wearable sensor for monitoring muscle atrophy, a condition typically caused by degenerative disease or aging. The sensor can measure small-scale volume changes in overall limb size and monitor muscle loss of up to 51%. This technology has the potential to create less burden on patients and improve treatm...

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.

3D radar scan provides clues about threats to iconic Alaskan glacier

Researchers used a 3D radar scan to reveal that Malaspina Glacier is undercut by channels, making it more vulnerable to melting and potentially contributing significantly to global sea level rise. The glacier's bulk sits below sea level, and its coastal barrier erodes, allowing ocean water to access the glacier and accelerate its retreat.

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.

NASA announces future launch for USU-led space weather mission

The Atmospheric Waves Experiment, led by USU's Space Dynamics Laboratory and College of Science, will provide unprecedented images of Earth's gravity waves from space. The mission aims to improve satellite communications forecasting and enable contingency planning for space weather events.

Changes in mangrove blue carbon under elevated atmospheric CO2

Elevated atmospheric CO2 concentrations are expected to increase mangrove's ability to sequester additional carbon, reducing the rate of greenhouse gas emissions. Long-term field observations and experiments can help better understand the mechanisms behind this phenomenon and predict future changes in mangrove carbon sequestration.

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.

Forensic study sheds light on the remains of infants, children

A new forensic science study investigates the decay of infant and juvenile bones, providing insights into decomposition rates and bone degradation. The research helps forensic scientists estimate the time elapsed since remains were at a location and identify suitable bones for DNA sampling.

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.