Here is an article by Jessica Plautz via Mashable UK about a supersonic jet that is in development
The miracle of flight has grown stale. Our great grandparents may have been impressed by the ability to travel from New York to Los Angeles in five hours, but today, we're less than excited to spend that much time cramped in a 737.
Lockheed Martin is now working on an aircraft for commercial airlines that would make that trip much shorter.
The N+2 jet would cut the time spent traveling across the United States in half, from five hours to two and a half, and would seat 80 passengers.
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