Periodic table's seventh row filled as four new elements are added #1 Post by outputchannel » Mon, Jan 04, 2016, 11:44 AM UTC Periodic table's seventh row filled as four new elements are addedtheguardian.com
Re: Periodic table's seventh row filled as four new elements are added #2 Post by detaro » Mon, Jan 04, 2016, 11:49 AM UTC https://news.ycombinator.com/item?id=10822013