https://www.newscientist.com/article/mg24132190-400-three-reasons-why-the-periodic-table-needs-a-redesign/?fbclid=IwAR3I1ivk8dA2NZ4vyBjIOlWX_0BHXelHZ_m7J9KXb-5Kwl_EY7lT_MtTAcQ&utm_medium=SOC&utm_source=Facebook#Echobox=1551202077 Chemists can't agree on the best way to arrange the elements, prompting proposals of everything from spiral-shaped alternatives to radically elongated versions via Three reasons why the periodic table needs a redesign | New Scientist.