Supersonic flight means breaking the sound barrier, but there are some myths as to what pilots actually feel at Mach 1. Here's the truth from experts.

However, after Shadow gravely injures Tom in the third movie, Sonic is consumed by anger and forces Knuckles to tell ...

But while the successful test flight of XB-1 shows that supersonic flight without sonic booms is technically feasible, the next phase is making it economically feasible. Right now, both subsonic and ...