I've long been a fan of Gliffy, a fantastic online diagram tool that's like Microsoft Visio in your browser, only free. Now it has a bit of competition in the form of LucidChart, a similar ...

Water: It’s a vital resource for global industry. In fact, five percent of the global water supply is used to make the world work. For certain manufacturing processes, from food processing to metal ...

Note: This article is a sidebar to this issue’s feature story. Even for the state’s water wizards, it can be tough to get a handle on how California’s natural and extremely unnatural water systems fit ...