Spike Aerospace, an innovative aerospace company based in Boston, says that it is making significant progress in the development of its flagship supersonic business jet, the Spike S-512 Diplomat.

Supersonic air travel feels simultaneously like our past and our future. Although it may have once seemed like an impossible feat, engineers cracked the code and broke the sound barrier back in 1947.

The boom-less supersonic jet race is on, following Boom Supersonic’s completion of testing earlier this year of its XB-1 test aircraft. The first successful U.S. commercial supersonic jet proved that ...

As you're reading this, a number of private companies are working hard to bring back supersonic civilian flights. Each of them (Boom Supersonic, Hermeus, Spike Aerospace, and Venus) is in various ...