Inspired by Tony Stark’s tech, we built and tested a real-life vortex cannon—basically the world’s most insane leafblower.

The fun part is watching it blow out rings of smoke, but the Master Makers of the Boys & Girls Club learned about how vortexes can be formed while they were building the contraption that entertained ...

Explore the science behind the air vortex machine and its applications in education and entertainment. Discover the ...