Day: 14 February 2015
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Why are ice cubes white towards the centre but transparent towards the edges?
I've just finished a long work week, got home, and made a gin and tonic, and I'm looking at the ice cubes bobbing in it and noticed something I'd not paid attention to before: the cubes seem to be opaque in their core but more-transparent towards their crust. You can see what I mean โฆ