Are blue eyes really more sensitive to light?

Today we're going to talk about a cognitive bias that causes people to believe, often mistakenly, that they are less likely to experience negative events and more likely to experience positive events than others. Estimates suggest that 80% of us display what’s known as the optimi ...  Afficher plus

It’s no surprise, especially if you tend to reach for your card instead of cash. But if you sometimes spend without thinking, your card may be part of the reason. A 2025 meta-analysis found that people consistently spend more when paying by card than with cash. Unlike a single st ...  Afficher plus