Meet Cesium, the Alkali Metal ... Even if the stuff is cooled to minus 177 degrees Fahrenheit, dropping it in water will cause an explosive reaction with the oxygen in the liquid.

In later decades, more uses for cesium arose, including photoelectric cells, spectrometers and catalysts for organic reactions. The high cost of cesium and the growing popularity of similar and ...

Cesium 137 is infamously poisonous, and its presence in the environments of places where we’ve tested nuclear reactions and weapons has wreaked havoc in the decades since. The isotope never ...

They also found that the reaction was 20% more effective with deuterons than protons. “We were happy to find,” says Wang, “that 89 percent of the cesium 137 atoms and 96 percent of the strontium 90 ...