Nvidia leads the tech sector in market cap at $4.8 trillion as of May 2026. AI investment drives substantial growth for companies like Nvidia and Micron. Biggest tech companies span industries like ...

I am a senior reporter at MIT Technology Review, where I cover artificial intelligence. I focus on how AI is being used in high-stakes applications, from police departments and militaries to ...

May 11 - The world's largest technology companies are tapping debt markets, as they seek to bolster their artificial intelligence infrastructure, marking a shift for Silicon Valley firms that ...

The chips that datacenters use to run the latest AI breakthroughs generate much more heat than previous generations of silicon. Anybody whose phone or laptop has overheated knows that electronics ...

Elysse Bell is a finance and business writer for Investopedia. She writes about small business, personal finance, technology, and more. Dr. JeFreda R. Brown is a financial consultant, Certified ...