Physicists Discover the Most Complex Forms of Ice Yet (quantamagazine.org) 17 points|by ibobev|4h ago|6 comments|Read full story on quantamagazine.org
https://en.wikipedia.org/wiki/Phases_of_ice#Known_phases - in this table, apparently discovered in 1968
Imagine we do all this worrying about nukes and climate change and germ warfare and we end up accidentally solidifying room temperature water.