The world's most famous explosion may well have been the most powerful volcanic eruption in history. Trace recounts the stunning force behind the blast the wiped out an entire city almost 2,000 years ago.
Ecuador's president Rafael Correa said Saturday he will declare a state of emergency as the Cotopaxi volcano rumbled to life and prompted evacuation orders in several villages threatened by landslides.
Dominant species spread across the globe are just as vulnerable during a mass extinction event as more fragile ones confined to a single locale.
Two volcanoes are connected to the same underground pipe, yet mysteriously contain differing types of material. Here's why. Continue reading →
Concentric circles of rocky hills and valleys in South Africa tell the story of a billion-year-old collapsed volcano.
About 1,500 volcanoes are active on our planet, though only about a third have erupted during recorded history. Here are some that potentially could pose a threat to major inhabited areas.
Sinabung rumbled back to life in 2013, driving 10,000 people so far from their homes.
Thanks to advances in sensing technology, it's now possible to watch an undersea volcano blow in real time. Continue reading →
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