Not all ice is the same. In distant realms far beyond this world's Slurpees, melting glaciers, and the Ice Bucket Challenge, water hardens into a solid state in strange ways that just aren't possible here on Planet Earth.
Now, for the first time, scientists have managed to catch one of these alien, otherworldly ices in the act as it crystallises – recording water freezing into a structure called Ice VII (aka 'ice seven') under extreme, controlled conditions in the lab.