by Kathleen Alape Carpenter
Regular Feature for the Gazette
September 1, 2008
Zodea was kind enough to submit this Brainiac science video, saying:
"I really like Brainiac's Alkali metals video. It shows the increasing reactivity as you go down the periodic table. Evidently the video is somewhat faked when they did Rubidum and Cesium but it still gets the point across."