(CNN) — Here's some background information about volcanoes, mountains that open downward to a reservoir of molten rock. Facts: More than 80% of the Earth's surface, both above and below sea level, is ...

Volcanoes are Earth’s special effects department, constantly proving that reality can be more dramatic than Hollywood. Lava flows like glowing rivers, ash clouds turn skies into apocalyptic paintings, ...

Reuters, the news and media division of Thomson Reuters, is the world’s largest multimedia news provider, reaching billions of people worldwide every day. Reuters provides business, financial, ...

Picture it. After a grueling 45-minute to one-hour hike up Nicaragua’s youngest volcano, Cerro Negro, you get to reward yourself with the thrill of a lifetime: volcano boarding. Similar to the winter ...

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 level ...