Good morning, and welcome to the Essential California newsletter. It’s Monday, Sept. 11, and here’s what’s happening across California:
Earthquake forecasting: Can smaller ones warn us of the Big One?
Will there one day be an app on our smartphones that alerts you when the chance of a major earthquake in California rises? Some scientists think so. Forecasting exactly when and where a catastrophic earthquake will strike next is impossible, but what scientists can do is pay...