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An international team led by Hong Kong University of Science and Technology scientists has developed the world's first 3D artificial eye. Made of an array of nanowire light sensors, it replicates visual signal to reflect what the "eye" sees onto the computer screen when the sensors are connected to liquid-metal wires serving as nerves.
An army of specially equipped kiosks have been installed across five locations at Shanghai's financial district of Lujiazui, with cameras scanning people's faces to verify their identities. The companies plan for a nationwide rollout when the pilot projects mature in the city.
An archaeologist checks a wooden slip from the Qin Dynasty (221-206 BC) in Longshan county, Hunan province. Xinhua
An Amazon spokesperson confirmed to GeekWire that the company is opening the grocery store in the Los Angeles neighborhood of Woodland Hills, Calif. CNet first reported the news.
An environmentalist displays a photo of a container of garbage from Canada at a protest in May at the Philippine Senate to demand the Canadian government remove the garbage shipped to the country six years ago in suburban Pasay city, south of Manila. [BULLIT MARQUEZ/ASSOCIATED PRESS]
来源：资阳报