China in turn accused the Australian plane of "deliberately" intruding into airspace over the disputed Paracel Islands, ...

They also suggested that even very weak electromagnetic waves coming from the exhaust nozzle ... China’s recent tailless aircraft could be the world’s first sixth-generation fighter jet ...

Pioneering technology to improve afterburner efficiency could make the Chinese military ... "self-excited sweeping nozzle". "[It] can generate a frequency-sweeping jet with constantly changing ...