Researchers compile dam removal studies into an easy-to-use online portal. President Obama declares four Louisiana parishes federal disaster areas, while FEMA updates its flood management policy. NOAA ...

According to the USGS interactive map, the earthquake could be felt in cities as far as Corona, Pomona, Beaumont, Crestline ...

ONE OF THE reasons I became a geologist was the maps. I will never have enough walls in my house for all the beautiful geologic maps I'd love to hang. But these maps are also full of information about ...

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