It just got way, way easier to search and browse the US Geological Survey’s collection of historical topographic maps, thanks to a new online map viewer. These maps—more than 178,000 of them—date back ...
July 24 (UPI) --The U.S. Geological Survey announced Saturday the southern portion of the Great Salt Lake in Utah reached it's lowest water level in recorded history. The USGS released a statement ...
ENID, Okla. — The magnitude of Oklahoma’s largest earthquake in recorded history is being upgraded. U.S. Geological Survey initially measured the magnitude of the Saturday morning quake at 5.6 in ...
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