Glowing lava from a volcano that has been erupting since February on the French island of La Réunion in the Indian Ocean is moving towards the sea, a satellite image showed. The adjusted image

Hawaii’s most active and popular volcano, Kilauea, is preparing to put on a show as geologists forecast the volcano’s 44th eruption in the coming days. The United States Geological Survey said that precursory eruption activity is occurring as the active volcano prepares to erupt – one of Earth’s most captivating natural spectacles.

Hawaiian Volcano Observatory — after the next projected lava fountaining episode of the ongoing episodic eruption at the summit, which will be Episode 44, sometime from April 6-14 — will change how it applies alert level and aviation color code to better convey hazards between and during eruptive episodes at Kīlauea summit.

Revising Kilauea’s Alert Level and Aviation Color Code notifications – Features, Volcano Update | West Hawaii Today

Tourists and locals have been gathered on the Reunion Island to see lava flowing from a volcano that has been erupting for over a month. On Sunday, lava from the Piton de la Fournaise volcano reached the Indian ocean for the first time in 19 years.

A dormant volcano in Russia’s Kamchatka Peninsula has recently come back to life after more than 400 years of inactivity. The Krasheninnikova volcano began erupting in early August 2025, capturing the attention of scientists and volcanologists worldwide.

Forbes contributors publish independent expert analyses and insights. David Bressan is a geologist who covers curiosities about Earth. How and if a volcano explodes depends on how and when bubbles of water vapor and carbon dioxide form in the rising magma.