Did it ever occur in your mind why any car wrecks some time? Probably any scientist may not have the right answer. Even if he gives any scientific answer to your funny question then may be you will not accept that as a answer as your funny bone is not satisfied. In the website gutefrage.net they are trying to create a forum where they will try to answer the questions in the same manner as you have raised your question to them. All your answer may take little longer to comeback, but you should not loose your heart. You will certainly get an answer whether your funny candle may not be funny at all but still you call it as funny. What is so funny about it? Does it ever bother you? Just send such question that crop in your mind to this German website. If you know the language then it is better as your frage irrespective of whether it is gut oder slecht will certainly be answered in German. You can ask your personal questions also which you can not ask any one else or may be you can not feel yourself very comfortable in asking such questions.