Nicole Nguyen is a Personal Tech columnist at The Wall Street Journal, covering how technology companies' products and policies affect people's lives.

While Microsoft, Alphabet, Meta and Amazon ride AI to strong earnings, some investors are still worried about the level of spending.

At the WSJ Leadership Institute's Tech Council Summit, leaders from across the tech landscape explore how enterprises are ...

At the WSJ’s Tech Live event, OpenAI’s CEO Sam Altman and CTO Mira Murati sat down with WSJ senior personal tech columnist ...

Depreciation charges are eating into earnings at Microsoft, Alphabet, Meta and Amazon.

It was once the hottest relationship in AI. As tech’s latest craze started to blossom in 2023, Microsoft invested $10 billion in OpenAI, the startup that had captured the world’s collective ...

Google agreed to let the Defense Department use its artificial-intelligence tools in classified settings, becoming the third AI company to reach such a deal in recent weeks and accelerating the ...

Nasdaq hits a fresh high on its 12th straight day of gains.

Australia aims to tax major tech companies 2.25% of local revenue if they don’t agree to pay local media outlets for news distributed on Facebook, Google and TikTok.