New Elements added to the Periodic Table

http://en.wikipedia.org/wiki/Periodic_table
http://www.wired.com/wiredscience/2011/06/new-heavy-elements/
http://www.engadget.com/2011/06/08/periodic-table-welcomes-two-new-ultraheavy-elements-jury-still/
http://www.livescience.com/20698-elements-periodic-table-flerovium-livermorium.html
http://www.telegraph.co.uk/science/science-news/8871840/Periodic-Table-swells-as-three-new-elements-named.html
http://www.foxnews.com/science/2012/09/28/elusive-element-113-finally-created-researchers-say/
http://www.acs.org/content/acs/en/education/resources/highschool/chemmatters/news/new-elements-on-the-periodic-table.html

General
http://ngm.nationalgeographic.com/2013/05/125-element-hunters/dunn-text
http://www.newscientist.com/article/dn23582-atomic-weights-revision-changes-periodic-table.html#.UdwN_TVzbmQ
http://chemistry.about.com/od/elementfaqs/f/discoverelement.htm
http://www.popsci.com/science/article/2013-04/making-new-elements