It's all about their chemistry.
Here's how that steam-powered boom could happen.
Did an eruption turn Icelandic vikings into Christians?
A new technique could bring us closer to accurately predicting volcano behavior.
Earlier this week, lava flows put the volcanic Italian island of Stromboli on high alert. Here, we show you how scientists are using tech to better forecast when volcanoes worldwide are likely to blow
Heading towards the sea
More than 50 of the most dangerous, disgusting, humiliating and just plain bad professions
We've rounded up 2014's most mind-blowing images for your viewing pleasure
Axial Seamount could help us answer basic questions about how volcanoes work
After 54 years, a Bali Volcano erupts.
The sounds of science.
In Iceland, a question of ice and fire
Evacuations and ash plumes and lava, oh my!
The rocks know
A Pavlofian reaction
At least, some of them did...
We know where, but we donâ€™t know when. Satellite monitoring provides valuable clues
Journey (not quite) to the center of the Earth
Installing sensors in Nicaragua's Masaya volcano
Nature unleashes a torrent of energy as ash fills the air
Today's eruption in Chile had some shocking accompaniment
An explosive past