Chief Nicholas declared the German invention impracticable. "It is much too heavy to carry," he said, "it does not allow a ...

Could balloon-like water tanks help California prepare for fires? Some call an energy company’s “Water Trees” a game-changing solution to store water where needed to fight fires.

This approach to fire prevention is new for both San Diego and the nation: The company making Citrotech, Mighty Fire Breaker, only launched a few years ago and is in the early stages of selling cities ...