TikTok finalized a deal to create a new American entity, avoiding the looming threat of a ban in the United States that was under discussion for years.

On Wednesday, when cellphone weather apps began warning their users that a sprawling storm system could drop a foot or more of snow on New York City this weekend, a murmur of anticipation — or angst, ...

In many modern applications, weather data directly affects system behavior rather than simply enhancing the interface.