SwRI, UT San Antonio collaboration uses machine learning to detect pre-ignition in hydrogen engines
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This month, we’re focusing on artificial intelligence (AI), a topic that continues to capture attention everywhere. Here, you’ll find the latest research news, insights, and discoveries shaping how AI is being developed and used across the world.
Updates every hour. Last Updated: 2-Jan-2026 08:11 ET (2-Jan-2026 13:11 GMT/UTC)
A research team has unveiled a non-destructive, highly accurate approach for determining the optimal timing of embryo rescue sampling.
A research team introduces Plant-MAE, a self-supervised learning framework designed to automate 3D segmentation of plant organs from point cloud data.
Bioelectrical signals (including EEG, EMG, and ECG signals) have been widely applied in health monitoring, disease treatment, wearable devices, myoelectric exoskeletons, brain-machine interfaces, and other fields. Microneedle electrodes penetrate the stratum corneum, effectively reducing the impedance at the electrode-skin interface without the need for conductive gel, thus meeting the requirements for long-term and high-precision measurements. This review comprehensively summarizes the electrode materials, fabrication methods, performance evaluation, and applications of microneedle electrodes for bioelectrical signal acquisition. It particularly emphasizes the development of materials used to fabricate microneedle electrodes. Furthermore, we discuss the challenges related to material selection and performance testing, and provide insights into the future trends in this field.