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Science News for April 14, 2024


The future of online security safeguarded by AI and metasurfaces

The team created ten holograms with varying colors and shapes using an inverse design technique driven by artificial intelligence. They integrated an oblique helicoidal cholesterics-based wavelength modulator to accurately implement the designed holograms, enabling the establishment of an optical security system.

SourcePohang University of Science & Technology (POSTECH)·JournalAdvanced Materials·DateApr 14, 2024

School suspensions and exclusions put vulnerable children at risk

New research from University of South Australia finds that school exclusions exacerbate negative issues rather than resolving them. Vulnerable students face a higher risk of being suspended or expelled, which worsens their circumstances and life chances.

SourceUniversity of South Australia·JournalCritical Studies in Education·TypeLiterature review·DateApr 14, 2024
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.

FPSMix: Data augmentation strategy for point cloud classification

A new data augmentation strategy called FPSMix enhances point cloud classification accuracy comparable to state-of-the-art methods. The approach can be combined seamlessly with existing methods to boost the robustness of baseline models.

SourceHigher Education Press·JournalFrontiers of Computer Science·TypeExperimental study·DateApr 14, 2024

USTC designs new coupled shear saw resonator at high frequency

Researchers from USTC develop a Coupled Shear SAW (CS-SAW) resonator that utilizes two coupling coefficients to achieve high electromechanical coupling coefficient and figure of merit. The CS-SAW resonator was designed on a LiNbO₃-on-SiC substrate and achieved an unprecedented k^2 of 34% at 5 GHz.

SourceUniversity of Science and Technology of China·JournalIEEE Electron Device Letters·DateApr 14, 2024

Multi-objective nitrogen management in food system

A study explores multi-objective nitrogen management in the food system, focusing on Quzhou County in China. The researchers found significant N losses to the environment, mainly from crop and animal production, and developed a framework for reducing these losses while promoting food security and economic sustainability. The study sugg...

SourceHigher Education Press·JournalFrontiers of Agricultural Science and Engineering·TypeCase study·DateApr 14, 2024

Mimicking fish to create the ideal deep-sea submersible

Scientists are developing robotic fish-type submersibles to overcome the challenges of deep-sea exploration. These biomimetic vehicles mimic the locomotion of real fish, oscillating back and forth to improve maneuverability, energy efficiency and noise reduction.

SourceOcean-Land-Atmosphere Research (OLAR)·JournalOcean-Land-Atmosphere Research·TypeSystematic review·DateApr 14, 2024
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.

Unravelling differences in the temperature sensitivity of soil organic matter decomposition under various oxygen conditions

This study reveals the role of substrate carbon quality and nitrogen limitation in regulating temperature sensitivity (Q10) under various oxygen conditions. Q10 did not show consistent patterns under different oxygen levels, suggesting other factors may override oxygen's effect.

SourceHigher Education Press·JournalSoil Ecology Letters·TypeExperimental study·DateApr 14, 2024

Autism spectrum disorder: Pathogenesis, biomarker, and intervention therapy

Recent research reviews the heterogeneity of autism spectrum disorder (ASD), highlighting convergent mechanisms including synaptic dysfunction, inflammation, and gut microbial disorders. The study aims to identify potential diagnostic biomarkers and evidence-based interventions, such as behavioral and educational approaches.

SourceSichuan International Medical Exchange and Promotion Association·JournalMedComm·TypeSystematic review·DateApr 14, 2024

Targeted liver cancer treatment kills cancer cells and cuts chemo side effects

Researchers have developed a new treatment that uses tailored doses of anti-cancer drugs released directly into the surgical cavity to treat liver cancer. The approach has shown promise in reducing recurrence rates and minimizing chemotherapy side effects, with potential applications for other types of cancer.

SourceUniversity of South Australia·JournalInternational Journal of Pharmaceutics·TypeExperimental study·DateApr 14, 2024

Tuberculosis can have a lasting impact on the lung health of individuals who have been successfully treated for the disease

A study of tens of thousands of individuals found that post-TB lung disease is a significant global challenge. TB survivors experience restrictive lung damage and airflow obstruction, reducing their ability to breathe efficiently and increasing the risk of cardiovascular and respiratory diseases.

SourceEuropean Society of Clinical Microbiology and Infectious Diseases·DateApr 14, 2024

Digging up new species of Australia and New Guinea’s giant fossil kangaroos

Researchers from Flinders University have described three new species of giant fossil kangaroo, finding them more diverse in shape, range and hopping method than previously thought. The new study reveals that these ancient kangaroos were adapted to live in differing environments and even hopped in different ways.

SourceFlinders University·JournalMegataxa·TypeObservational study·DateApr 14, 2024
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.

Important health information missing in online food delivery menus

A University of Sydney study found that most advertised items on major online food delivery outlets and applications are missing nutritional information. The study highlights the need for updated menu labelling laws to reflect the rise of online food delivery services, which have become increasingly popular in recent years.

SourceUniversity of Sydney·JournalPublic Health Nutrition·DateApr 14, 2024

Combatting disruptive ‘noise’ in quantum communication

The study leverages quantum entanglement and nonlocality to overcome noise challenges in quantum communication. By adding an extra connectivity link, researchers recovered lost quantum nonlocality, advancing our understanding of quantum phenomena and paving the way for resilient quantum technologies.

SourceGriffith University·JournalNature Communications·TypeExperimental study·DateApr 14, 2024

Cause of rare genetic condition discovered

Researchers have identified a rare genetic condition, Glutamine Synthetase Stabilization Disorder, which causes seizures and delayed development. The study found that genetic variants increase the stability of an enzyme producing glutamine, disrupting brain development.

SourceUniversity of Otago·JournalAmerican Journal of Human Genetics·DateApr 14, 2024
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.