15-01-28 Howard Hughes Medical Institute scientists have identified a circuit in the brains of mice that regulates thirst. When a subset of cells in the circuit is switched on, mice immediately begin drinking water, even if they are fully hydrated. A second...

14-07-30 Once there was a fellow desperately in need of water for his thirst. On seeing the blazing fog, he mistook it for water. He pursued it until he reached the Indus River. But he only looked at it without drinking. A bystander asked, You are suffering...