If you’ve been looking for a crash course in basic logic — or just want to explain to a friend exactly what a logical fallacy is — turn your attention to these simple, easy-to-understand videos, which ...

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 ...

The conjunction and disjunction fallacies are famous for revealing the limits of human reasoning about probability. This can be measured by telling people a short story about a character and then ...

We need science more than ever, yet many people find it hard to get accurate information about the scientific method and its achievements. Making things more difficult, their misconceptions about ...

We’re always pleased when our readers write to us with questions or comments that really make us think. Here, for example, is reader K.S., who writes: Perhaps it was intended facetiously, if so I ...