Discovery: You drop a bottle of soda on the floor. You pick it up and without thinking crack the cap. Woosh, Fizzz! The cap goes flying, and the contents of the bottle erupt all over you and your kitchen. Pretty predictable outcome for an overcharged carbonated beverage, right? It shouldn’t be too much surprise, then, that volcanologists think that as icecaps melt on volcanoes all over the world, explosions like the ongoing eruption at Iceland’s Eyjafjallajokull volcano will become more common, …