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"But what was really critical was that Tu Youyou identified the active agent in that plant extract," said Zierath, adding "there was a lot of modern chemistry, bio-chemistry attached to this to bring forward this new drug."

Qian played a key role in China's missile and aviation programs after he returned to his motherland in 1955.

BEIJING, Oct. 12 (Xinhua) -- Chinese leaders have sent messages of condolences to Turkey over Saturday's twin blasts in the Turkish capital of Ankara.

-- The two countries should expand and deepen practical cooperation in various fields, including economy, trade, military, anti-terrorism, law enforcement, energy, environment and infrastructure.

We should give "credit" to Uncle Sam. As an irrelevant party in the dispute, the country has spared no effort to create fanfare in the South China Sea, accusing China of harming navigational freedom, though evidence has seldom been presented on how harm was done or how shipping lanes have been threatened by China's island construction, which is primarily used for creation of two lighthouses.