Magnitude 4.1 earthquake hits near Las Vegas, USGS says after shallow tremor in Summerlin South.

Something big is happening underneath Las Vegas. Not on the Strip. Not in the casino hotels. Literally underground, where tunnels are being bored through desert earth to create one of the most unusual ...

Note: Map shows the area with a shake intensity of 3 or greater, which U.S.G.S. defines as “weak,” though the earthquake may be felt outside the areas shown. All times on the map are Pacific time. The ...