How Hypersonic Flight Could Transform Transatlantic Flights
How Hypersonic Flight Could Transform Transatlantic Flights
Startups like Destinus and Hermeus have ambitions to ferry passengers hypersonically through the stratosphere at 5 times the speed of sound, allowing you to travel from Sydney to Frankfurt in 4 hours as opposed to 20. Photo illustration: George Downs/The Wall Street Journal
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George Downs
George Downs explores the evolution of transportation, from electric vehicles to commercial aviation and the future of spaceflight.