But it's possible to disprove things, that is, to come up with better theories than the ones that say those things exist.
(Now I have to go somewhere, I'm late. *vanishes*)
(,
Mon 4 Dec 2006, 17:22,
archived)
(Now I have to go somewhere, I'm late. *vanishes*)
You can prove something does exist by finding it. You cannot prove that something doesn't exist until you've looked absolutely everywhere for it (and are sure that it isn't just behind you or moving away every time you get close).
(,
Mon 4 Dec 2006, 17:29,
archived)