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An Baijie contributed to this story.
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 employee sorts items at a jewelry shop in Taiyuan, capital of Shanxi province. [Photo by Zhang Yun/China News Service]
Amtrak said in a statement that its passenger train, operating between New York and Miami, came in contact with a CSX freight train at around 2:35 am in Cayce, South Carolina.
An e-verification platform will be established for authorities to share declaration data, logistics control information and enterprises' credit standing to create a better business environment, he added.
