Sudoku and other puzzles can incorporate play and critical thinking skills, while easing students into solving standard math ...

As federal judges last spring began to consider the legality of President Trump’s punishing global tariffs, the ...

The Anthropic co-founder Jack Clark tells Ezra Klein what he sees coming in the new era of A.I. agents. This is an edited transcript of “The Ezra Klein Show.” You can listen to the episode wherever ...

Most startups struggle not because their idea is bad, but because they ignore the signals the market is sending.

You feel a knot when your child walks through the door and a teacher asks about missed medical appointments. That small ...

Love & Relationships Your tone matters more than your point today, especially in close chats. If you’re dating, be clear ...

You're not imagining it when parenting feels like it's pressing the life out of your marriage; many couples hit a breaking ...

Blizzards are a real-life example of what game theorists call the “snowdrift problem,” a cousin of the prisoner’s dilemma ...

Looking for help with today's New York Times Pips? We'll walk you through today's puzzle and help you match dominoes to tiles ...

To leaders of successful organizations, strategy can feel like a slow, political exercise that invites too much debate, ...