Atomism is a good example of how philosophy first made up a theory that was later confirmed (in a changed version).<p><a href="https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;Atomism" rel="nofollow">https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;Atomism</a><p>You could also derive the Atomic nature of matter through math though, as infinitely devisable sets end up with paradoxes that don&#x27;t match up with reality (think banarch-tarski)<p>You can do all this without an idea how to test it.