Formal logic helps us build and evaluate rational arguments, which helps us to test claims, explain our reasoning, and keep discussions clear. The first step in learning formal logic is learning about ...

Arguments are attempts to persuade by providing reasons (or premises or propositions) in support of a particular claim (or conclusion). In a deductive or ‘truth-preserving’ argument, the conclusion ...

All advertisements aim at persuasion. For example, imagine that Brand X cola claims to be the most refreshing drink. Simply stating this isn't very convincing, so a Brand X advertisement features a ...

My 5-year-old nephew once confidently told me that all dinosaurs were green because his three dinosaur toys were green. So I showed him a nature documentary, Walking with Dinosaurs, and suddenly, ...