Christopher Mims

Google, Amazon, Meta and Microsoft increasingly dominate the internet’s critical fiber-optic infrastructure.

The ultra-wideband, or UWB, technology that powers Apple’s AirTags could reshape how we interact with devices—if companies can overcome privacy concerns and other hurdles.

A flood of money means it is a great time for entrepreneurs, even with Elizabeth Holmes’s criminal conviction over her failed blood-testing company.

Our tech columnists look ahead to electric cars that don’t break the bank, earbuds that gauge your health, a fix for social media’s harms, package deliveries from above and more

Jack Dorsey and other members of the tech elite are banding together to bring the Web back to its idealist origins.

Could the augmented-reality headset or smart glasses become the tech giant’s next big thing?

As General Electric and other old-school behemoths break up, Amazon, Apple, Alphabet, Microsoft and Meta are taking their place as the do-everything companies of the future.

Cash-strapped U.S. cities are turning to drones, artificial intelligence and other innovations to help inspect and fix the country’s aging, underground arteries of waste

The world is hungry for semiconductors, and not all of them need to be made with cutting-edge technology. The race is on to find older machines that can still crank out chips.

Mark Zuckerberg’s new plan for the company is one of several competing visions for an immersive digital reality.