The Beautiful and Terrifying Behavior of the Most Active Metal in the World
For practical purposes, the metal Cesium can be found in spacecraft propellant, radiation devices that treat cancer and atomic clocks. For impractical purposes, it reshapes itself and explodes in the most beautiful and unpredictable ways. Cesium (also spelled Caesium) is one of the most extreme elements on the periodic table—depending on how you’re measuring, it’s…
