Possibly the most endearing mash-up I've seen; social history should be more like this. Time wastes too fast - Maira Kalman
I wonder if the other paintings in the Mona Lisa gallery feel jealous. I can imagine a lovely animation where someone from one of the other works creeps out at night and paints a moustache on her.
When your Naum Gabo turns into over-washed tupperware: Sam Kean on preserving plastic art.
The Guardian crowdsources coverage of Antony Gormley's fourth plinth project