Speak like an insider! Welcome to Snopestionary, where we’ll define a term or piece of fact-checking lingo that we use on the Snopes team. Have a term you want us to explain? Let us know. The red ...

Discover what sunk costs are and how the sunk cost fallacy can impact decision-making in personal and business scenarios.

Discover the gambler's fallacy, why past events don't affect future outcomes, and how this misconception impacts gambling and ...

A quick guide to logical fallacies. Fallacies include ad hominem, appeals to authority, the fallacy fallacy, circular arguments, etc. Donald Trump's approval rating among independents sounds alarm ...

Logical fallacies are mistakes in arguments. For example, if someone says that something is better solely because it is more "natural," this is the appeal to nature fallacy. If someone presents two ...

You research and pick a stock that you believe will rise. It does exactly that. Then, just as suddenly, it starts falling.

Logical fallacies are flaws in reasoning. They are often called informal fallacies. It's becoming more common for people to call out these fallacies by name. You often hear accusations of people ...

As the holidays approach you will probably get into political and cultural debates with family and friends. We at Snopes have put together a guide on the nature of fallacies, particularly false ...

The biggest lie those who create and spread misinformation perpetrate is that they want you to think for yourself. They warn their target audience not to be “sheep” and not to let themselves be told ...