Technology

The successful flight to orbit of the Amazon founder’s powerful rocket suggests it could grow into a credible competitor with Elon Musk’s SpaceX. Read full article

In their mass migration to the Chinese app RedNote, social media users make a gleeful mockery of the American government. Read full article

The company said its Columbus plant could eventually produce tens of thousands of autonomous systems and weapons each year. Read full article

With a TikTok ban looming in the United States and the app’s future unknown, now might be a good time to save your work while you can. Read full article

New rules aim to keep advanced technology out of China and to ensure that cutting-edge artificial intelligence is developed by the United States and its allies. Read full article

Mr. Musk has turned to Silicon Valley to help recruit executives who will take up unofficial positions across the federal government. Read full article

People have been keeping personal diaries for several millenniums, but free smartphone apps now let you capture much more than words. Read full article

A 28-year-old woman with a busy social life spends hours on end talking to her A.I. boyfriend for advice and consolation. And yes, they do have sex. Read full article

A nonprofit runs the app with volunteers and full-time employees, including retired firefighters and dispatchers, to provide live updates on fire conditions. Read full article

The company said in a memo sent to its employees on Tuesday that the layoffs would be based on performance ratings. Read full article