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Fluctuating sea levels can trigger massive volcanic eruptions
As the seas roll back, magma and carbon dioxide are released from below the surface.
Kīlauea volcano continues to splutter lava - helping us predict future devastating eruptions
Kīlauea volcano in Hawaii is one of the most active on Earth.
Incredible footage shows massive volcano erupting in Japan
Researchers have said the volcano is due a much bigger eruption in the next few decades.
Mysterious volcano-shaped pyramid discovered in Peru hosted celebrations in honour of solar eclipses
The structure, known as El Volcán, was probably erected deliberately to look like a volcano.
Ash from large ancient volcano eruption at the edge of Siberia ended up halfway round the world
The ash was found at the bottom of an Arctic lake in Norway.
Huge meteorite blast 1.85 billion years ago that changed the world
These are the first volcanoes shown to be created by a massive meteorite impact.
Penguin poo in Antarctica reveals 6,700-year history of deadly volcanic eruptions
The gentoo penguins of Ardley Island have shown remarkable resilience for thousands of years.
How do volcanic arcs get their magma?
Lavas form when 'mélange' metamorphic rocks melt under volcanic arcs, geologists argue.
Mysterious moon volcano Ina is billions of years older than previous thought
Ina is the result of an eruption 3.5 billion years ago.
Mount Etna volcano erupts and BBC News crew make 'lucky escape' from huge explosion in Sicily
Europe's most active volcano is undergoing a new phase of activity.
Volcanoes on exoplanets make potential for alien life even higher than we thought
Hydrogen spewed from volcanoes could help warm a planet in zones considered too cold for life to exist.
Two massive magma plumes fuelled Deccan Traps eruption 65 million years ago
Mass eruption at one of the world's biggest volcanic features contributed to extinction of the dinosaurs.
This is what triggered the biggest supervolcano eruption in history
Quartz crystals at Lake Toba reveal change in magmatic system just before eruption.
Magma is rising underneath Naples' supervolcano Campi Flegrei – and is reaching critical pressure
The supervolcano is close to Naples, which has a population of 1 million people.
Underwater volcanoes caught in the act of erupting in unprecedented detail
About 80% of the world's volcanic activity happens underwater - now scientists have caught an eruption in the act.
Underwater volcanic eruptions are caused by the seafloor ripping itself open to let magma through
New research has challenged the accepted view of what makes magma rise up under the sea.
Mystery of the missing hot magma beneath Mount St Helens solved
The melt source region for Mt St Helens does not reside directly beneath the volcano.
The power of magma: How superheated molten rock could provide renewable energy
Iceland is just one of many countries that are starting to harness energy from volcanoes.
A plateau in the Andes is sitting on the world's biggest pool of magma
The underground pocket of magma is still pushing the dome even higher today.
Mount Aso: Japan's largest active volcano erupts spewing ash 7 miles into sky
However, there were no injuries or damages, reports said.
Volcanologists fear infamous Tenerife volcano will erupt after 100 earthquakes are recorded
Experts warning pattern of earthquakes across the south-west of the Island could cause Mount Teide to erupt.
Mexico's Colima volcano erupts, forcing nearby communities to flee
350 villagers living in volcano's shadow were taken to a nearby shelter on Friday.
Money and live animals thrown into volcanic crater to appease mountain gods
Locals wait inside the crater with nets to catch the money and food meant for the gods.
How the ancient Mayans survived a cataclysmic volcano eruption 1,500 years ago
Mayan populations in the Zapotitan Valley may have survived an eruption with the help of neighbouring communities.
Mount Sinabung erupts in Indonesia, killing at least seven
Farmers had been illegally returning to land they had been rellocated from in 2014
Costa Rica volcano eruption: Hundreds flock to hospital with breathing and skin problems
Ash from Turrialba volcano coated the city of San José.
Stunning eruption of Costa Rica volcano captured with infrared cameras
The Turrialba volcano erupted on 12 May causing ash to scatter over Costa Rica's central valley.
Mystery bend in Hawaiian-Emperor seamount caused by movement near Earth's core
Unusual bend in Hawaiian-Emperor seamount is not seen anywhere else on Earth
Mount Ruapehu: Hikers told to stay away from Lord Of The Rings volcano in New Zealand
Temperature of volcano's crater lake has almost doubled in less than a month.
Mount St Helens recharges its magma stores through multiple quakes
Multiple small earthquakes have occurred beneath Mount St Helens.