‘Snowball chamber’ helps researchers use supercooled water to search for dark matter

After watching YouTube videos of people supercooling water in a bottle and then triggering it to freeze by banging it, something about this concept solidified for a researcher, especially when he saw it again during the Disney movie ‘Frozen.’ He has now described how this inspired him to explore whether a subatomic particle like dark matter can trigger the freezing of supercooled water.