Argument from ignorance facts for kids
An argument from ignorance (Latin: argumentum ad ignorantiam), or appeal to ignorance ('ignorance' stands for "lack of evidence to the contrary"), is a fallacy in informal logic. It says something is true because it has not yet been proved false. Or, that something is false if it has not yet been proved true. This is also called a negative proof fallacy. This also includes the (false) assumption there are only two options (true or false). There may be as many as four choices:
A logical fallacy is simply a bad argument. Using bad logic does not necessarily mean the argument is false (or true). It is basically a hasty conclusion, one that is arrived at incorrectly. But it still may be convincing to some audiences. This is why it is used in politics and advertising.
- "This drug is safe because no-one has found any toxic effects." This only implies that complete testing has been done. It does not say it has been tested completely.
- "Of course disease is caused by witchcraft. How else could it happen?" (The argument from ignorance often takes the form of "how else could X happen" which implies that because there is no other explanation yet known, the one being offered is correct.)
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Argument from ignorance Facts for Kids. Kiddle Encyclopedia.