The Old Caves Crater Trail is one of the best hikes in Arizona for exploring caves built by the region's earliest inhabitants ...

A flurry of seismic activity that caused 160 quakes in just two hours at the Laguna del Maule volcanic field in central Chile has put authorities on alert.. 160 quakes occurred in the area during ...

SANTIAGO (Reuters) -A seismic swarm that caused 160 quakes in two hours at the Laguna del Maule volcanic field in central Chile earlier this week has put authorities and citizens on alert.

A flurry of seismic activity that caused 160 quakes in just two hours at the Laguna del Maule volcanic field in central Chile has put authorities on alert. 160 quakes occurred in the area during a ...

POZZUOLI, Italy — In the red zone of the awakening Phlegraean Fields, the most dangerous volcano in Europe, 2,000-year-old ruins are rising from the earth, thrust upward by hydrothermal force.

Lava fields like Haruj are covered with cones, vents and uneven layers of volcanic rock. This photo was taken at the Tibesti volcanic field, also in Libya.

The spectacular lava fountains that marked Kilauea’s 27th eruptive episode came to an abrupt stop at 7:54 p.m. Sunday, ...

SANTIAGO: A seismic swarm that caused 160 quakes in two hours at the Laguna del Maule volcanic field in central Chile earlier this week has put authorities and citizens on alert.

Scientists found a cryptic creature at a volcanic lava field and discovered a new species, a study said and photos show. Photo from Javier Avila In a volcanic lava field of Argentina sat a cryptic ...

Vulcan lizards live in volcanic lava fields at elevations of at least 5,600 feet, the study said. Researchers named the new species “vulcanus” after the Latin word for “Vulcan, God of Fire ...

SANTIAGO, April 11 (Reuters) - A seismic swarm that caused 160 quakes in two hours at the Laguna del Maule volcanic field in central Chile earlier this week has put authorities and citizens on alert.