- France is divided into eighteen administrative regions (French: régions administratives, singular région administrative or just région, ), of which twelve are located in the Hexagon (in Europe), another one is Corsica, while the other five are overseas regions (not to be confused with the overseas collectivities, which have a semi-autonomous status).
- What is Entropy? (johncarlosbaez.wordpress.com)
It’s easy to wax poetic about entropy, but what is it? I claim it’s the amount of information we don’t know about a situation, which in principle we could learn. But how can we make this idea precise and quantitative? To focus the discussion I decided to tackle a specific puzzle: why does hydrogen gas at room temperature and pressure have an entropy corresponding to about 23 unknown bits of information per molecule?