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An autonomous sense-and-avoid navigation system keeps the drone?from running into other objects on the way to its destination, at an altitude of up to 400 feet.?Researchers at the Massachusetts Institute of Technology showed off a sense-and-avoid system last month, but that one was designed to handle obstacles at a mere 30 mph?– half the speed that’s built into Amazon’s specs.
An estimated 14 million passengers are expected to make train journeys on Sunday, according to the China Railway Corporation.
An aerial view of the Jiangsu Tianjiayi Chemical Co in Xiangshui county, Yancheng, Jiangsu province, after the explosion on March 21. [WANG JING/CHINA DAILY]
An agreement was signed between Shanghai Pudong Development Bank and Singapore Exchange to deepen capital market cooperation and encourage more Chinese corporates to tap Singapore's capital markets.
An HKU mechanical engineering team recently designed a neurosurgical robotic system capable of performing bilateral stereotactic neurosurgery inside an MRI scanner. The team also conducted pre-clinical validation of the system with neurosurgeons from the Chinese University of Hong Kong.
