American and Chinese aircraft could be flying 4,000 miles per hour by 2030 | Popular Science

http://www.popsci.com/hypersonic-arms-race-china-united-states?src=SOC&dom=fb

Airbus presents the A380plus

http://www.airbus.com/newsroom/press-releases/en/2017/06/airbus-presents-the-a380plus.html

Airbus presents the A380plus

http://www.airbus.com/newsroom/press-releases/en/2017/06/airbus-presents-the-a380plus.html