Yr-Old Foal Discovered in Serbian Ice, Scientists Baffled To Find 'Bloody' Surprise Inside It Deep within the icy realm of ...

These particles, known as ice nuclei, act as a sort of scaffolding to help ice crystals form. Without these particles, water struggles to turn into ice. Different particles can raise or lower freezing ...

nuclei as it were. If water is pure enough, you can take it down to minus 55 degrees — just in case you wanted to know — without freezing. Back to the difference between rime ice and hoarfrost.