Volcanoes

Tanzania's outlandish Ol Doinyo Lengai volcano, the only volcano on Earth that is currently erupting carbonatite lava, has been sinking at a rate of 1.4 inches per year for the past decade.

A new device helps scientists measure lava viscosity during active flows.

Europe's awakening Campi Flegrei volcano experienced its biggest seismic swarm in 40 years, with 150 earthquakes rocking the region in southern Italy in the evening of May 20.

Icelandic authorities said residents and emergency responders should be ready to evacuate Grindavík at short notice after a new and ongoing eruption on the Reykjanes Peninsula.

Earth from space The massive caldera of Turkey's Mount Nemrut volcano is split in half, with one side made of solidified lava flows and the other half a deep crater lake. Covered in snow, the summit scene looks like the yin-yang symbol when viewed from above.

Scientists think Tonga's record-breaking 2022 eruption was triggered by gas building up to a "critical point" rather than by a reaction between magma and seawater as previously assumed.

Earth from space A satellite image of the Galápagos Islands' La Cumbre volcano shows lava seeping from the iguana-covered mountain days into an ongoing, months-long eruption.

Antarctica's western ice sheet alone contains 138 volcanos.

A giant layer of pumice and ash found buried underwater in the Santorini caldera indicates an eruption in A.D. 726 was much bigger than previously thought.