Posts Tagged: ‘Pneumatics’
by Marshall Brain | December 7, 2010
Arguably one of the coolest features of the Star Trek universe is the automatic doors that open and close automatically. The doors also had a manual feature, as shown in this short clip from the series: What if you would like to add doors like these to your home? Here is one quick demonstration of […]
This t-shirt cannon is very similar to a potato cannon, as seen in How Spud Guns Work. The advantage of a potato cannon is that it fires much farther. The disadvantage is that it takes a lot longer to reload a conventional potato cannon because you have to open it up refuel it. That problem could probably be solved with a small butane tank…
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