I recently had the idea for this new vacuum cannon design that many of you might be interested in. Since it hasn't been very long since my last vacuum cannon video I thought I would make this a more ...

[NightHawkInLight] has been developing his design for a vacuum canon for a while now, so it seems fitting to drop in check out the progress. The idea is pretty straightforward, take a long rigid tube, ...

In this video I do another test with my vacuum cannon to test if it is really supersonic. The vacuum cannon works by accelerating a ping pong ball at potentially supersonic speeds do to the vacuum ...

Building a cannon in your backyard is good clean fun (if you’re responsible and not a jerk!), but maybe you don’t have all the stuff you need to make it happen. Maybe you don’t have a compressed air ...