Pew Research Center is a nonpartisan, nonadvocacy fact tank that informs the public about the issues, attitudes and trends shaping the world.

Bayes' theorem is a statistical formula used to calculate conditional probability. Learn how it works, how to calculate it ...

Discover how anchoring impacts financial decisions and investing. Learn key concepts and examples of this behavioral finance term.

Growing up multiracial in the 1990s, Gabriel "Joey" Merrin regularly encountered demographic forms that forced an impossible choice: Pick one box. Deny the others. "That act of being forced to choose, ...

The method has two main features: it evaluates how AI models reason through problems instead of just checking whether their final answers are correct, and it evaluates the quality of training data so ...