http://ionicframework.com/blog/pull-to-refresh-directive/
“With the rise of social networks, the “feed” has become a popular design pattern, especially in mobile apps. The idea is to load in new items to the top of a feed by pulling down from the top of the list until you see a loading indicator, letting go, and watching as new items magically (not really) add themselves in.”
Guest Post on the Ionic Blog. 