Under cross-examination, the founder of the failed blood testing start-up defended herself but admitted that she had made mistakes.

The company said the policy was consistent with privacy laws in the European Union and elsewhere.

David Marcus had most recently spearheaded Meta’s push into a global digital currency.

Jack Dorsey, who is stepping down after six years as Twitter’s chief executive, is one of the tech leaders who seem to have grown tired of managing their empires.

Transactions for properties in digital realms are jumping, guided by the same principle in the physical world: location, location, location.

He personified the blend of technical enthusiasm and counterculture values that shaped the industry, launching the West Coast Computer Faire in the 1970s.

Amazon said in August that it intended to appeal to the national labor board if it did not prevail at the regional level, but it did not say Monday whether it would follow through.

Ms. Holmes, the founder of the failed blood testing start-up Theranos, blamed Ramesh Balwani, the former No. 2 at the company.

The Information Commissioner’s Office said it fined Clearview AI for failing to inform British residents that it was collecting billions of photos from sites including Facebook, Instagram and LinkedIn to build its facial recognition software.

The social media pioneer, whose name has become synonymous with the company, was replaced by Twitter’s chief technology officer, Parag Agrawal.

Elizabeth Holmes, the founder of the failed blood testing start-up Theranos, took the stand for a fourth day on Monday.

A longtime Twitter insider and a confidant of co-founder Jack Dorsey, Mr. Agrawal takes over as the social media company confronts various challenges.

Dangerous mining conditions plague Congo, home to the world’s largest supply of cobalt, a key ingredient in electric cars. A leadership battle threatens reforms.

But challenges await, including technical issues, regulatory barriers and many miles of highway.

A former co-worker accused the men of wiretapping their colleagues, hacking foreign governments and stealing trade secrets. It wasn’t true, but the allegations still follow them.

Shareholders had accused Pinterest’s board of directors of failing to respond to a pervasive culture of discrimination and retaliation against women and people of color.

A new Twitter account has amassed a following by sharing highly filtered versions of well-known images.

This will be the first time Adam Mosseri, a trusted lieutenant to Mark Zuckerberg, will appear before lawmakers under oath.

To build trust in the government, it would help if the website worked.

The internet allows us to discover, select and combine the spiritual traditions that suit us best. In a new exhibition, artists are exploring the connections between ancient beliefs and futuristic systems.