The idea? Cool the volcano down. After all, heat is what often causes volcanic eruptions in the first place. It rises from Earth's core and builds up within the volcanic chamber until one day the ...

The chamber can be slowly expanded and refilled ... noting that there are a "great many volcanoes that are sparsely monitored or have not been subject to intensive study." Plans are already ...

We returned to Petty John’s Cave with a mission—to reach the Volcano Room, a massive underground chamber shaped like its namesake. The journey took us through tight, claustrophobic crawls ...

Near Reykjavik, which translates to "smoky bay," lies the dormant Thrihnukagigur volcano. Astonishingly, you can go all the way down to 213 metres to visit its magma chamber, which is the only ...