AI companion apps offer sycophantic virtual lovers who never judge or betray, marking a shift from brooding romantic heroes to servile digital partners.

The AI company Anthropic was likely not in the public lexicon just a month ago. But it is now a whirlwind sequence of events in February thrust the company into the public eye more than ever.

The happiness sciences see it as something you can calculate and quantify. They developed a Happiness Index and the World Happiness Report. These basically measure happiness as satisfaction, with ...

Why do we tip—even when we know we’ll never see the server again? New research suggests it’s not just about rewarding good ...