The Pahala swarm

Hawai’i is a marvellous place for a seismograph. There is something to see every day. HVO has been at the forefront of this, and had as many as 7 seismometers already in the 1940’s.Their network has been expanding ever since. The instruments are located mostly in the main areas of activity (i.e. Kilauea and its…

Kilauea I: Magma waves from the phantom rift

Each volcano is an expression of a magma architectural construction, a great sculpture of chambers, pipes and sills, as intricate as an ant colony, or rather like the roots of a plant. This is all hidden away from our view, under kilometres or tens of kilometres of rock that makes it impossible for us to…