If you have a specific claim where you aren’t sure whether it’s true http://skeptics.stackexchange.com/ is a good website. Start by seeking whether someone else already asked the question. If nobody has than you can open a new question.
If you have a specific claim where you aren’t sure whether it’s true http://skeptics.stackexchange.com/ is a good website. Start by seeking whether someone else already asked the question. If nobody has than you can open a new question.