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At any given moment there are 40-60 volcanoes erupting around the world. Volcanoes host magmas with temperatures of over 700 degrees — that’s over four times hotter than any known organism can survive ...

See a slide show of the worst volcanic disasters in history and learn what caused the casualties. How do you measure the size of a volcanic eruption? Just as seismologists measure the size of an ...

Earth harbors hundreds of active volcanoes. When they erupt, they can change the climate of the entire planet. Indeed, they are one of Mother Nature's deadliest phenomena. Here, we've ranked the ...