99.9% of China's 1.4 billion people still continue to live in areas where the annual average particulate pollution level exceeds the WHO guideline," the report said. The University of Chicago researchers estimated that in Guangdong, where the air show is ...

Moscow agrees to deliver the stealth warplanes to foreign countries for first time, while Russian security chief visits aviation event.

The Z-20's potential at sea to plug gaps in the Chinese navy's ability to protect itself from submarines is attracting scrutiny.