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Science News for January 15, 2023


New strategy for cryopreservation of mouse follicles

Researchers developed a low-concentration cryoprotective agent vitrification method to preserve mouse preantral follicles, improving survival rates by 1/3. The approach integrated microencapsulation and physical heating techniques for enhanced cell protection.

SourceUniversity of Science and Technology of China·JournalNature Communications·DateJan 15, 2023

Study finds active galactic nuclei are even more powerful than thought

A new study reveals that active galactic nuclei are even more powerful than previously believed, with their far ultraviolet light dimmed by a large factor due to dust. This discovery implies that these objects are putting out an order of magnitude more energy than thought in the ultraviolet range.

SourceUniversity of California - Santa Cruz·JournalMonthly Notices of the Royal Astronomical Society·DateJan 15, 2023
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.

COVID calculations spur solution to old problem in computer science

A researcher at the University of Copenhagen solved a 30-year-old problem in computer science by applying Petri nets to forecast COVID epidemic development. The breakthrough enables individual-oriented modeling, which can be used in epidemiology and other fields.

SourceUniversity of Copenhagen - Faculty of Science·JournalJournal of the ACM·DateJan 15, 2023

New study questions whether toddlers choose to help dogs impulsively

A team of scientists from the USA conducted a study on toddlers' behavior towards helping dogs. The researchers found that children aged 2-3 years were twice as likely to help a dog reach a treat or toy when it showed interest, with factors such as the dog's liveliness and the object being a treat increasing the likelihood of assistance.

SourceCABI·JournalHuman-Animal Interactions·TypeExperimental study·DateJan 15, 2023

2D interaction takes researchers by surprise

The study, published in Physical Review X, demonstrates the quantum properties of 2D Cherenkov radiation and reveals a record-breaking electron-radiation coupling strength. Every electron emitted radiation, improving the interaction efficiency by over two orders of magnitude.

SourceTechnion-Israel Institute of Technology·JournalPhysical Review X·TypeExperimental study·DateJan 15, 2023
Apple iPhone 17 Pro

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

Computers reimagined

Prof. Shahar Kvatinsky's neuromorphic chip integrates storage and processing functionalities, achieving 97% handwritten letter recognition accuracy with low energy consumption. The chip's design enables potential applications in camera sensors, eliminating the need for digital image enhancement.

SourceTechnion-Israel Institute of Technology·JournalNature Electronics·TypeExperimental study·DateJan 15, 2023

CO molecular tilting detected by red-shifted TERS

Researchers use red-shifted TERS to track tip-induced molecular configurational changes of a single CO molecule on Cu(100) surface, revealing the weakening of C−O bond and tilting angle.

SourceLight Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS·JournalLight: Advanced Manufacturing·DateJan 15, 2023
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.

At-home bowel cancer tests could help reduce colonoscopies

A new study found that multiple negative faecal immunochemical tests can significantly reduce the risk of advanced neoplasia in a colonoscopy surveillance program. This could lead to longer intervals between screenings for people at above-average risk, reducing the burden on healthcare systems.

SourceFlinders University·JournalClinical Gastroenterology and Hepatology·TypeData/statistical analysis·DateJan 15, 2023

Chronic pain management program delivered by ‘coaches’ improves outcomes

A new study from Flinders University found that a telehealth program delivering individualized coaching improves self-management and reduces suffering for people with chronic pain. The program, called Rethinking Pain, provides access to care and support for those living in rural areas who face long wait times for specialist care.

SourceFlinders University·JournalPain and Therapy·TypeObservational study·DateJan 15, 2023