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An autonomous car heads to Beijing from Chongqing in June last year. Equipped with multiple sensors, the car fully controls its own speed, braking and steering. [Photo/Xinhua]

An intelligent manufacturing headquarter for new energy vehicles is to be laid in Xi'an High-Tech Industries Development Zone, according to an agreement signed on Oct 30.

An analysis of births in California, the largest state in the United States, indicates that pregnant women who are diagnosed with sleep disorders appear to be at risk of delivering their babies before reaching full term.

An emergency response mechanism should be established so weather-modification work can be launched in a timely manner in the event of incidents such as forest fires and droughts caused by unusually high temperatures, it said.

An aerial photo shows Boeing 737 MAX airplanes parked on the tarmac at the Boeing factory in Renton, Washington, on March 21, 2019. [Photo/Agencies]