The U.S. Geological Survey plans to start low-level plane flights this month across eastern Iowa to update national maps and ...

This past summer, the U.S. Geological Survey began large-scale low-level airplane flights over the Upper Peninsula and ...

In the summer, the U.S. Geological Survey began large-scale low-level airplane flights over the Upper Peninsula and northern ...

The U.S. Geological Survey will be flying airplanes over parts of Eastern Iowa starting this month to help make new maps for ...

If you spot a low-flying plane sweeping across Missouri or Illinois in the upcoming weeks or months, don’t be alarmed. It’s ...

LAWRENCE — For Jude Kastens, who grew up on a farm in northwest Kansas, rainfall always was serious business. Although ...

As explosive eruptions and frequent quakes capture global attention, the Pacific 'Ring of Fire' raises questions over where ...

In Puerto Rico, some minor expansion of areas of Abnormally Dry (D0) were made in the central portion of the island in ...

Mount Rainer, the active stratovolcano located in Washington state, is likely shrinking due to climate change, according to new research.

HONOLULU (AP) — The on-and-off eruption that's been dazzling residents and visitors on Hawaii's Big Island for nearly a year ...

Australian firm Fleet Space has identified a vast lithium deposit in Quebec using its satellite-enabled exploration system.

More damaging than the earthquake was the fatal tsunami that swept the island’s shores shortly afterwards. Campers at Halape, ...