The largest tech companies by market cap, ranked. Nvidia, Apple, and Microsoft lead -- see who rounds out the list.

Find the latest Next Big Things in Tech news from Fast company. See related business and technology articles, photos, ...

And what distinguishes the firms that made the 2025 edition of our annual list of Climate Tech Companies to Watch. MIT Technology Review’s reporters and editors faced a dilemma as we began to mull ...

Silicon Valley was seeded with giant military contracts, but it’s taken three decades for the tech sector and the Pentagon to really rekindle their complicated love affair. Today, defense tech is ...

Box, a Silicon Valley software maker, expects to have more employees, not fewer, as it hires A.I. architects, A.I. solutions managers and other new A.I.-related positions. By Kalley Huang Reporting ...

The data centers used for work on artificial intelligence can cost tens of billions to build. Tech giants are finding ways to avoid being on the hook for some of those costs. By Karen Weise and Eli ...