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 ...

The lava flow running east is the one produced in January-March. The blacker ash covers around 20km>sup>2 in this image. That suggests a volume of 0.01 to 0.001 km 3: no more than a VEI 2. The convent ...

A trivia question: can you name the largest country without an active volcano? Here ‘active’ includes ‘dormant’: it is about volcanoes that have access to live magma and could in principle erupt, even ...