A news ticker is a scrolling bar that displays brief news headlines or updates on a screen, like the ones you see on TV or websites. It provides important information in a quick and easy-to-read format. Full definition
There is also the opportunity for others like news tickers, which I've included above in a mockup. (neowin.net)
The New York Times just tweeted, and put up a breaking news ticker saying «Representative Anthony D. Weiner Tells Friends He Is Stepping Down.» (nystateofpolitics.com)
But for some people, it's not hard to read a book while jamming to tunes, periodically glancing at news tickers, and responding to email or text messages. (gizmodo.com)