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

Twitter co-founder Jack Dorsey's new app, called Sun Day, ostensibly helps users track UV exposure and Vitamin D intake.

Jack Dorsey has launched a beta version of Sun Day, an app that estimates sun exposure time and vitamin D levels using UV ...

Here is everything you should know about Bitchat, the messaging app by Jack Dorsey, which can work without an Internet ...

Bluetooth mess leaves cars exposed; Bitcoin ATMs attacked; Deepfakers imitate US secretary of state Marco Rubio; and more ...

Bitchat is a peer-to-peer texting app that doesn’t rely on traditional infrastructure like servers, SIM cards, or internet connections. Instead, it creates a local network using Bluetooth, allowing ...

Twitter co-founder and erstwhile CEO Jack Dorsey has started yet another new app — and this one's got an embarrassing secret.

Being able chat with other people without internet connectionnor cell network, nor central servers. This is basically the ...

Jack Dorsey, co-founder of Twitter and Square and founder of Bluesky, is back with another app. This time, it's a ...

Bitchat is a reminder that vibe coding is powerful, but don’t take security for granted.

Jack Dorsey — Twitter, Bluesky, and Square co-founder and Bitcoin evangelist — is now taking on the world of private ...

This decentralized messaging platform allows users to communicate without internet connectivity, using Bluetooth Low Energy ...