Hypersonic speeds are defined by those exceeding Mach 5, and lately there’s been a lot of buzz about unmanned hypersonic vehicles making test flights. Vehicles returning from orbital flight also ...
It shoots common celluloid spheres at over 400 meters per second, or Mach 1.2. This ping pong gun is the work of [Mark French], [Craig Zehrung], and [Jim Stratton] at Purdue University.
Much of that contrast came from the Boss being a race-bred homologation special, versus the Mach 1 having a more user-friendly road set-up. Following the initial furore around the original launch of ...