- 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?
- Bhutan (Wikipedia)
Bhutan (/buːˈtɑːn/ boo-TAHN; Dzongkha: འབྲུག་ཡུལ་, romanized: Druk Yul [ʈuk̚˩.yː˩]), officially the Kingdom of Bhutan (Dzongkha: འབྲུག་རྒྱལ་ཁབ་, romanized: Druk Gyal Khap), is a landlocked country in South Asia situated in the Eastern Himalayas between China in the north and India in the south. With a population of over 727,145 and a territory of 38,394 square kilometres (14,824 sq mi), Bhutan ranks 133rd in land area and 160th in population. Bhutan is a constitutional monarchy with a king (Druk Gyalpo) as the head of state and a prime minister as the head of government. Vajrayana Buddhism is the state religion and the Je Khenpo is the head of the state religion.