Volcanoes inspire awe with spectacular eruptions and incandescent rivers of lava, but often their deadliest hazard is what quietly falls from the sky.

Glowing lava erupted from Mount Etna after “strombolian activity” was observed at the volcano’s South East Crater.

Mt. Etna, Europe’s tallest active volcano, erupted again Friday evening on the Italian island of Sicily, sending ash and lava ...

Glowing lava erupted from Mount Etna on Friday, April 18, after “strombolian activity” was observed at the volcano’s South ...