From the Disappearing Spoon, our new podcast!

Radium was once the trendiest element in the world. It glowed alluringly in the dark and was hailed it as a medical panacea. It was also the basis of Marie Curie's research—for which she won her second Nobel Prize in 1911. But by 1920 radium was scarce and its cost was eye-popping: one hundred thousand dollars per gram. When Curie's research ground to a halt because of the expense, thousands of American women stepped in to raise money for the precious chemical element.