Amazon joined a procession of tech giants that ramped up their spending on artificial intelligence, as its capital expenditures soared 69 percent. Concerns over the industry’s spending are mounting.

The employees encouraged limits on the complexes in a series of hearings in the tech giant’s hometown, Seattle.

Artificial intelligence is expensive to use, many companies discovered. That has led to a new era of saving costs.

Workers at the artificial intelligence company have been puzzled and increasingly concerned by the administration’s move to limit their latest A.I. models.

As co-chief executive of the start-up Prometheus, the Amazon founder is using A.I. to improve how devices ranging from computers to jet engines are made.

A panel of experts explains how job seekers should prepare for the future of work.

With a shortage of some components driving up costs of consumer electronics, refurbished devices are an attractive alternative to buying new.

Tech industry layoffs are accelerating, and executives have been quick to say it’s because their companies are doing more with artificial intelligence, even when there may be more to it.

Jeff Bezos was gaining ground on Elon Musk’s SpaceX and Starlink. Thursday’s rocket explosion on a launchpad creates a major setback.

Jeff Bezos was gaining ground on Elon Musk’s SpaceX and Starlink. Thursday’s rocket explosion on a launchpad creates a major setback.