A podcast about the fascinating true stories behind each element on the periodic table.
It's the most common flint you'll find, except it's not actually flint at all.
Let's uncover element 57, and find out why the "rare earths" are neither rare nor earths nor an empire.
When you really want to suck all the air out of a room, barium will help you out.
We'll trace the history of the most important caesium-based technology all the way back to its original roots: a stick.