A Chronicle analysis found parts of Napa and Solano counties generally have the most extreme temperature swings between seasons in the Bay Area, based on data averaged over 1991 to 2020. The smallest ...

The state is confronting what officials say is an unprecedented confluence of forces that will test its long record of ...

Emma Pattee explores what might happen to a woman during the Cascadia Earthquake, in “Tilt.” Like the San Andreas Fault, the ...

The quake struck south of Greenback, about 30 miles south of Knoxville, just after 9 a.m., according to data from the United ...