This is cool, but I have no idea how it works. Can somebody with a better grasp of the thing explain how the sound can't escape? Also, is this thing in a vacuum? If that's true, isn't its property of not letting sound escape trivial?
This is cool, but I have no idea how it works. Can somebody with a better grasp of the thing explain how the sound can't escape? Also, is this thing in a vacuum? If that's true, isn't its property of not letting sound escape trivial?
ReplyDelete