For more than 200 years, one of the world’s most famous maps showed something that was completely wrong. It placed California ...

Add Yahoo as a preferred source to see more of our stories on Google. In less than three months, California voters may be tasked with determining whether the state moves forward with a mid-decade ...

California's regional boundaries are the subject of regular debate. But measuring connectedness based on Facebook friendships revealed interesting patterns.

Texas Republicans, at President Donald Trump’s urging, are preparing to redraw the state’s congressional map in a way that could flip up to five seats to the GOP in 2026. Trump hopes to boost ...

In redrawing their congressional maps, Democrats in California and Republicans in Texas are making the same bet: Things won’t get much worse for them in next year’s midterm elections than they were in ...

Several major metropolitan areas are in considerable danger of disastrous “earthquake shaking” from upcoming geological events, according to a new statewide shaking-intensity map. The California ...