Erbium is used right now in the internet’s optical fibre network, ... If you were to try reciting the periodic table, you might stumble before you got to the rare earth elements.

Physicists have filled in some longtime blank spaces on the periodic table, ... In 2007, O'Malley and Beck began a final push to complete the remaining lanthanides (promethium through erbium) ...

feature on the periodic table. Eight elements were first isolated from rocks quarried in a the small village of Ytterby in Sweden. Four of those elements are named in tribute to the village (ytterbium ...

Four of those elements are named in tribute to the village (ytterbium, erbium, terbium, yttrium). ... 118 elements appear on the periodic table, and the seventh row is complete, ...

New elements have been added to the periodic table. But how do they get their ... to get four named after it (ytterbium, yttrium, erbium and terbium). No-one has yet named an element after ...