Volcano

Mount Agung, a volcano in one of the world's most popular vacation spots, threatens to erupt.

Source of magma has been discovered beneath the city of Pozzuoli.

China has closed access to Mount Paektu after seismic shocks 10 minutes after blast.

Fierce volcanic activity near the Vatnajökull glacier between 2014 and 2015 created huge calderas.

If the ongoing earthquake swarm continues, it could become the longest ever recorded.

Communities living near the 'Volcano of Fire' are on standby as ash continues to shoot into the sky, raising fears of a massive eruption.

The volcano has erupted dozens of times since January.

A swarm of close to 900 earthquakes hit Yellowstone National Park in June.

Hidden volcanoes and greenhouse gases mean if you were standing on the Venusian surface it would be like swimming 1,000 metres below sea level—if the ocean was scorching hot.

Mount Etna erupted 22 times already this month.

Italy's supervolcano appears to have been building energy over the last 60 years—and it could be ready to erupt.

Two waves were spotted sweeping across the enormous lake thanks to rare alignment of Io and Europa.

Scientists found that the Venus's hair bacteria had managed to take over miles of seafloor around the Tagoro volcano, near the Canary Islands.

"Many of the people affected in Western Uganda probably had been suffering silently without help for more than 30 years," an author of the new study said.

The mapping service has expanded its reach to include "one of the largest boiling lava lakes in the world."

Results from NASA's mission to the huge 1 Ceres asteroid have been worth the wait.

Turrialba volcano erupted, causing disruption across the capital.

The explosions spewed ash and smoke 13,000 feet into the air.

The eruption sent ash and smoke 1.2 miles into the air.

The Calbuco volcano's unprecedented eruption has coated entire Chilean towns with ash clouds.

The eruption sent a smoke and ash cloud 12 miles into the sky.

Chile's Onemi emergency office declared a red alert.

Thousands were evacuated from nearby towns.

Filmmaker Sam Cossman used drones to collect footage to generate a 3-D map of a volcano.

Beer and wine are still available as gift options at one store, but elsewhere little else is.

The stream of molten lava that has been advancing toward Pahoa is getting closer to the town's main roads

The plant would be the first nuclear power station to reopen following the Fukushima disaster in 2011, despite warnings that nearby volcanoes show an increase in activity

Hawaii residents prepare for possible evacuation as lava from the Kilauea volcano continues to flow toward the village of Pahoa.

Prime Minister Shinzo Abe, who returned from the United States on Saturday, said he had ordered the military to help in rescue efforts

"Mount Fuji is now in a state of pressure," says a volcano researcher.