Caldera resurgence is either exceptionally boring or unbearably interesting. The slow crawl of the Lazufre system stands in ...

This, of course, is our annual April-1 news story, not all aspects of which are equally reliable. The picture of an unshaped lava mount is a hornito from the Mount Ulu eruption. Indeed, they can ...

America came late. Humanity had come from Africa, and spread out over Eurasia. This happened mainly during the ice age, when lower sea levels allowed walking migration where previously a significant ...

It has been wet in the UK. Nothing unusual there, it may seem, although compared to the tropics, the rain is mostly mild. Temperatures are moderate and therefore the air does not contain as much ...

Let’s image the simplest, most boring volcano possible. It consists of a magma balloon fed by a straw. The ground is perfectly flat above the balloon. Magma comes up the straw at a constant rate. It ...

Iwo Jima is famous. The battle between the US and Japanese forces are well remembered – by both sides. Before the war, about 1000 people lived here. After the war, none. There is a military base only.

It came as a shock – quite literally. It shouldn’t have, because a recent paper had predicted that the area was preparing for a large earthquake. On 29 July, at 23:25 UTC, the 5 th largest earthquake ...

On 15 July, a video of an explosive eruption of Erta Ale (Afar Region, Ethiopia) volcano was briefly discussed in the comment section. It was a small ash plume emerging from the summit of the ...

The double-booked land is also known as the Afar Triangle, a low-lying region wedged into the Ethiopian Plateau. The region is not for the intrepid. The name is synonymous with remoteness. It is also ...

To me, it’s an eruption because it’s throwing rocks and it’s on a volcano. It could be phreatic or magmatic. It’s phreatic if it’s driven by heated groundwater, or magmatic gasses from an intrusion, ...

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 ...

Indeed, hail is not as dramatic or deadly as hurricanes, or tornadoes, or floods, which are far, far better documented in contemporary literature. But they are a very relevant meteorological ...