Hypersonic Jet, ZEHST, Revealed At Paris Air Show
How would you like to fly from New York to Lon... ...n two hours? Some day you might be able to if the ZEHST plane gets off the ground. A new hypersonic jet,... ...ets off the ground. A new hypersonic jet, dubbed ZEHST for Zero Emission Hypersonic Transportation, was...
https://www.neatorama.com/2011/06/22/hypersonic-jet-zehst-revealed-at-paris-air-show/
