天美传媒

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New research reveals how the neurovascular architecture of the murine calvarium, the skull's upper part, changes with age. Using advanced three-dimensional (3D) imaging techniques, scientists discovered significant age-related changes in the distribution and density of nerves and blood vessels in the skull. These findings offer new insights into how aging affects skeletal structure and could have implications for understanding age-related bone fragility and regenerative capacity. The study highlights the importance of neurovascular interactions in bone health, providing a foundation for future research into bone regeneration and healing.

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Simulations of quantum many-body problems are a challenge for even the most powerful conventional computers. Quantum computing has the potential to solve this challenge using an approach called an analog quantum simulation. To succeed, these simulations need theoretical approximations of how quantum computers represent many-body systems. In this research, nuclear physicists developed a new framework to analyze these approximations and minimize their effects.

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As global temperatures rise, the ability to understand how plants respond to heat has never been more critical. A recent study has uncovered a molecular mechanism by which elevated temperatures inhibit flowering in Osmanthus fragrans, a beloved ornamental plant. The research highlights how the OfC3H49 gene, activated by heat, suppresses flowering by inhibiting vital flowering-related genes. This discovery not only enriches our understanding of how temperature controls flowering but also paves the way for developing climate-resilient plant varieties and improving ornamental plant cultivation strategies.

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A cutting-edge humidity sensing system has been unveiled, capable of monitoring human behaviors in real-time through the detection of respiratory patterns. This breakthrough technology integrates a highly sensitive humidity sensor with a thermistor and micro-heater, enabling exceptional accuracy in behavior recognition.

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Long-term and precise intracellular signal detection is critical for advancing our understanding of brain diseases and developing effective diagnostic tools. A breakthrough method has been introduced to enhance the stability and fidelity of recording signals at the single-cell level using ultrafine electrodes (UME). By controlling the tip exposure of UMEs, researchers have demonstrated a significant improvement in their ability to resist environmental interference, thus improving signal-to-noise ratio and sensitivity, and the collection area has been precisely controlled. This method promises to enhance the performance of implantable neural interfaces for real-time monitoring of intracellular signals.

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A new fully automated in vivo screening system (AISS) has been developed to transform drug evaluation by enabling rapid, precise, and non-invasive multi-organ imaging in zebrafish. Integrating cutting-edge microfluidic technology with computer-vision-based control, this innovative system automates every aspect of zebrafish larvae handling鈥� from loading and encapsulation to immobilization and drug exposure.

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A recent study reveals how the expansion and functional divergence of terpene synthase genes (TPSs) in flowering plants (angiosperms) have driven the astonishing diversity of terpenes鈥攃ritical compounds involved in plant defense, floral scents, and fruit flavors.

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100 years from now, how many people will still be speaking one of Canada's 70 Indigenous languages? UdeM demographers come up with a nuanced projection.

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Children who consumed the least amounts of seafood at 7-years-old were likely to be less 鈥榩rosocial鈥� at ages 7 and 9 years than those who regularly consumed seafood, according to a new study led by the University of Bristol, UK. 鈥楶rosocial鈥� behaviour includes friendly interactions, altruism, and sharing.

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Empa researchers are working on artificial muscles that can keep up with the real thing. They have now developed a method of producing the soft and elastic, yet powerful structures using 3D printing. One day, these could be used in medicine or robotics 鈥� and anywhere else where things need to move at the touch of a button.