A volcanologist answers your questions about glass-shard hairballs, cooking breakfast over lava, Gollum's end on Mount Doom, ...

“This process can be likened to a bottle of sparkling water containing dissolved volatiles that exolve when the bottle is ...

The European Space Agency has released new images of a rare "butterfly" crater on the Red Planet. The bug-like structure ...

The Bermuda Triangle may not be the biggest mystery of the Atlantic. In a new study published in the journal Geophysical ...

Where Volcanoes Are Born Most volcanoes form at the boundaries of Earth's tectonic plates, which are huge slabs of crust and upper mantle that fit together like puzzle pieces. Think of these plates as ...