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The story goes back 60 years to the groundbreaking stellar nucleosynthesis paper published in 1957, which offered a successful model of element formation. For decades, however, no one could identify the site of the process and the source of the neutrons.

Yu was scared and anxious, and had started taking sleeping pills, a former official from the provincial capital Lanzhou said in the documentary.

Industrial value-added output expanded 6.2 percent year on year in October, slowing from 6.6-percent growth in September. Retail sales of consumer goods grew 10 percent, down from 10.3 percent in September.

China COSCO SHIPPING's investment in the Greek Port of Piraeus has been helping transform the port into a more important transport hub at the crossroads of Asia, Europe and Africa, making it a shining star in modern maritime Silk Road.

Wang also called on the BRICS nations to firmly preserve the international system with the UN at its core. He urged the five countries to push all sides to follow the basic principles of the UN Charter, such as equal sovereignty, non-interference in domestic affairs and peaceful settlement of disputes, and to constantly enhance the UN Security Council's primary obligations in maintaining international peace and security.