Who REALLY invented the periodic table?
17:08
Accidents and Regrets (and chocolate biscuits)
14:35
Hafnium - Periodic Table of Videos
11:46
Einsteinium - Periodic Table of Videos
13:10
Black Nitrogen - Periodic Table of Videos
11:15
Holmium - Periodic Table of Videos
9:37
Lutetium - Periodic Table of Videos
11:49
Yttrium - Periodic Table of Videos
11:52