Well, psychologists share eight common traits of people who say "I'm fine" when they're actually not. Plus, they tell Parade when it’s more or less “okay” to give this response and skills to try if ...

Productivity isn't enough. Discover how your brain's executive function helps determine whether you live a meaningful life or an empty one.

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 ...

Cells all require the transport of materials to maintain their function. In nerve cells, a tiny motor made of protein called KIF1A is responsible for that. Mutations in this protein can lead to ...