Jack Dorsey's Bitkey wallet now offers a Bitcoin payment option.

Jack Dorsey has a four-word response to shocking wallet plan originally appeared on TheStreet. Twitter co-founder Jack Dorsey is among the most prominent Bitcoin advocates in the fintech industry.

Another day, another app from Jack Dorsey. The Twitter co-founder has announced an app called Sun Day just one week after ...

Jack Dorsey has launched Sun Day, an iOS app that tracks UV exposure and estimates vitamin D levels based on location, skin type, and clothing. This release follows his encrypted messaging app, ...

Bitcoin has rocketed higher over the last 10 years, confounding its critics and making its mysterious creator Satoshi Nakamoto potentially one of the world’s richest ...