Whether this activity will persist through the summer months, allowing tourists to observe, remains uncertain.

An earthquake shook near the Gilroy area of Santa Clara County on Tuesday, according to the U.S. Geological Survey.

Cuba had just started to restore electricity following a total power blackout earlier on Monday, as the United States pursues its oil blockade against the island's communist government.

Here's what to know about the NY quake that hit Tuesday morning.

If you woke up early Saturday morning and felt a tremor in Appomattox County, you weren't imagining it.

The U.S. Geological Survey has a team in Red River Parish installing new equipment to aid in detecting earthquakes.

Episode 43, new fountain height record and tephra fallout on nearby communities – Features, Volcano Update | West Hawaii Today ...

SLEEPY HOLLOW, N.Y. (PIX11) — A 2.3‑magnitude earthquake shook parts of New York on Tuesday, according to the U.S. Geological ...

Across Hawai‘i, landslides can strike during heavy rain, hurricanes, kona lows or other major storms. Steep slopes, saturated soils and unstable terrain can trigger slides that move quickly and ...

Two video cameras and a weather station near Marconi Beach in Wellfleet help USGS scientists test water level warning system ...