There’s table after table of results. But he also describes precisely how he got those results. There’s a beautiful diagram of his apparatus, and this is there so that anyone else reading this paper, if they’re sceptical about the results or even if they just want to check them, can rebuild the apparatus and redo the experiment and check that Tyndall didn’t make any mistakes.
So these results are not a matter of opinion: they’re here, they can be checked by other scientists, they can be verified. So this is how scientific knowledge progresses. Publishing is the reason why science gets to our best view of the way that nature works. [43:28]
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