No -
A claim is true or false, irrespective of whether or not its truth has been established.
'There is intelligent life on other planets' is either true or false. I don't know which, but that's beside the point.
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Enzyme is powered by sunlight,
Mon 24 May 2010, 12:56,
archived)
There is intelligent life on other planets is true, I can state for you.
I built a catapult and flung a colony of woodlice to Venus on Thursday. They should be there by now.
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Redsushi! Whoop! Whoop! Yes, that one!,
Mon 24 May 2010, 13:11,
archived)