Journalists can’t write about whatever pops into their heads and still be successful, they have to write about stories and topics that are trending with the masses at the time, but how do you figure out what’s trending? Well, there are actually numerous tools that can help you do just that, the newest of which was created by Facebook. Known as Signal, this new feature allows journalists to keep track of emerging and trending posts on Facebook and Instagram, and integrate these findings into their own content.