In looking at the Lassen Volcanic Center, the summit is actually a complex that rises 2,000 feet above the surrounding area. Its volume is a half a cubic mile and it is considered one of the largest ...

The highest volcano in the world is Cerro Ojos del Salado. It is a stratovolcano in South America’s Central Volcanic Zone, reaching an impressive 6893 meters above sea level (or at least above ...

Watch: Hawaii's Kilauea volcano shoots lava fountain into air in latest eruption 02:32. One of the world's most active volcanoes, Kilauea on Hawaii's Big Island, began spewing lava from the north ...

Kīlauea Volcano’s Halemaʻumaʻu crater began erupting again on Wednesday, with lava fountains reaching more than 1,000 feet in the air. The eruption is said to be part of an ongoing series of events ...

Trillions of bacteria, fungi, viruses and single-celled organisms travel the globe high in the atmosphere. Scientists are finding that they play a role in the weather and our health.

Scientists said “episode 18” of Kilauea volcano’s ongoing eruption restarted at 7:45 a.m. today with lava flows of 6 to 10 foot high from the south vent.

Lava is molten rock from a volcano that reaches the Earth’s surface. Liquid rock below the Earth’s surface is referred to as magma. More than 50% of the world’s active volcanoes above sea ...

The recent earthquake swarm that has plagued Greece’s famous Santorini island, sparking public debates about volcanoes, has brought the topic of other volcanoes in Greece back into the spotlight, many ...

Lava domes commonly are found inside the craters or on the flanks of large composite volcanoes. Example: Mont Pelée. – Shield volcanoes: Form when lava cools to form a gently sloping dome.

An example is the House Mountain volcano located between Sedona and the Verde Valley. Lava domes, such as Mt. Elden near Flagstaff, are circular, mound-shaped protrusions and result from slow flows of ...

Novarupta doesn't look like a classic mountainous volcano. Since 1912, it has existed as a cooled dome of lava 1,235 feet (380 meters) wide and 211 feet (65 meters) high. Credit: National Park Service ...