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 ...

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

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

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

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

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

Volcanoes and earthquakes are both natural phenomena driven by the dynamic processes that shape Earth’s interior and surface.

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, ...