Disaster-plagued cities. Hellish landscapes. Post-apocalyptic society. It’s just your average day in California. With one special exception: A 9.6 earthquake has rippled up and down the state. That's the plot of San Andreas
A new measurement tool that uses light detection and ranging (or LiDAR) can show how earthquakes have changed the landscape down to a few inches—and that can help us prepare for difficult-to-predict earthquakes.