Jack Dorsey is shipping. On Sunday, the Twitter co-founder shared a link on X (formerly Twitter) to a new app called Sun Day, ...

Jack Dorsey has launched Sun Day, an iOS app that tracks UV exposure and estimates vitamin D levels based on location, skin ...

Jack Dorsey launches Sun Day to track UV exposure and Vitamin D intake, following his Bluetooth-based messaging experiment ...

Twitter co-founder Jack Dorsey has released a new app that tracks your sun exposure and vitamin D levels. It’s his second app ...

The app is open source, with its code published on GitHub, and it’s the latest in Dorsey’s experimental “weekend builds” — ...

Google is preparing to merge its two major operating systems, Android and ChromeOS, to create a new single unified platform ...