But in this battle for live-streaming dominance, Twitter and Periscope currently have a huge advantage: it owns both the seas ...

NEW YORK — Download Periscope, Twitter’s just-launched live video-streaming app, and you’ll find people broadcasting all sorts of mundane stuff: waiting for AT&T to fix their wiring, getting out of ...

While glitches like those would be unthinkable in a produced, controlled advertising environment, big brands such as Royal Caribbean, BMW and Benefit are going ahead with plans to use live-streaming ...