#3080: Tennis Balls
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Transcript
[Cueball fires eight tennis ball at decreasing heights using a tennis ball machine, which makes four "thunk" noises. Megan is standing behind him. The tennis ball machine has a container for tennis balls at the top, which is connected to a tube where the balls are launched. Behind the machine is a handle that Cueball holds with both hands to control the machine, and at the bottom is a stand with two legs.]
[Cueball has stopped firing tennis balls and is resting his hand on the handle of the machine. Ten noises come from the right side of the panel:]
Bonk
Bonk
Bonk
Bonk
Bonk
OW!
Bonk
OW!
Bonk
Bonk
[Megan has her hand to her chin.]
Megan: Ok, there's definitely a person over there. Let's do one more pass to try to measure their height.
[Caption below the panel:]
Electrons are small and hard to work with, so some scientists have developed a scanning tennis ball microscope instead.
(Sourced from explainxkcd.com)
Title text:After initial tests created a series of large holes in the wall of the lab, the higher-power Scanning Tunneling Tennis Ball Microscope project was quickly shut down.