The A.I. start-up said its new flagship technology was faster, more accurate and less likely to make stuff up.

American tech giants are racing to outspend each other on artificial intelligence (AI) development, having already invested $155 billion this year—more than the U.S. government’s 2025 budget for ...

The authors of two savvy new books offer hope that there’s more to being terminally online than sore thumbs and brain rot.