A fresh Brookings Institution report highlights which U.S. metro areas are leading the charge in AI—and surprise, surprise, California’s tech hubs are stealing the spotlight. The study crunched data on AI adoption, talent pools, and innovation across 387 cities, and it’s clear that places like Silicon Valley and San Francisco aren’t just keeping their edge—they’re widening the gap. If you’re betting on where the AI gold rush will hit hardest, these spots are the frontrunners.

Nvidia just hit a jaw-dropping milestone—it's now the first company ever to be valued at $4 trillion. The surge comes as investors keep betting big on AI, seeing Nvidia's chips as the gold standard for powering everything from chatbots to self-driving cars.

Nextdoor, the neighborhood-focused social network, is in rough waters—its stock has tanked over 80% since going public, and user growth is stalling. Now, the company’s co-founder is stepping in to try and revive its fortunes, potentially shifting the platform beyond its reputation for lost pets and porch pirates.