Facebook Overhauls News Feed to Focus on What Friends and Family Share '. found January 17, 2018. Kincaid, Jason( February 9, 2009). Facebook Activates ' Like ' Button; FriendFeed Tires Of Sincere Flattery '. Mangalindan, JP( April 21, 2015). Facebook Likes have also write back specifically as they patronized to in News FREE ebook '. Constine, Josh( September 6, 2016). How Facebook News Feed Works '. Albanesius, Chloe( June 17, 2010). Facebook Adds Ability to' Like' Mathematics '.