Group 1 - China's CRRC has successfully exported its series-standard new energy locomotives to Kazakhstan, marking a historic breakthrough for Chinese green rail transit equipment in the international market [1] - SpaceX plans to invest approximately $1.5 billion in Vietnam to provide broadband internet services, particularly in remote and border areas, through its Starlink satellite internet project [1] - Chinese scientists have developed a biomimetic lateral line sensor called FlowSight, which enables underwater robots to perceive water flow changes, enhancing their navigation and environmental monitoring capabilities [1] Group 2 - The successful launch of the Lijian-1 Yao-7 rocket on May 21, 2025, successfully placed six satellites into their designated orbits, marking the seventh flight of the Lijian-1 rocket [1]

Core Insights - The Chinese Academy of Sciences has developed an innovative biomimetic lateral line sensor called FlowSight, inspired by fish, to enhance underwater robots' ability to perceive water flow accurately [4][5] - FlowSight enables autonomous navigation and environmental monitoring in complex aquatic environments by mimicking the natural sensing capabilities of fish [4] - The sensor utilizes flexible silicone whiskers to detect water flow, capturing deformation information through a built-in high-definition camera and analyzing it with deep learning models [5] Technology and Innovation - FlowSight achieves efficient vector sensing of water flow with a relative error of 3.05% for speed measurement and 0.98% for direction measurement [5] - The sensor has been integrated into a biomimetic underwater robot, RoboDact, which successfully demonstrated closed-loop motion control based on water flow perception [5] - The research team's findings have been published in the IEEE Transactions on Robotics, highlighting the significance of this technological advancement [5]