Essentially, gas pistoning is a shallow, degassing-driven rise and fall of a lava surface. Often these pistons occur in ...

Deep below the surface of the ocean, bacteria and critters that feed off nutrients spouting from hydrothermal vents met with ...

More than 800 tremors have shaken the southwestern Tokara Islands over the past 11 days, including a 5.6-magnitude quake on Wednesday.

Renowned marine ecologist Thon Thamrongnawasawat has warned the public to remain vigilant over the possibility of an undersea ...

The Wandan mud volcano has erupted in Taiwan, sending bubbling mud shooting into the air as locals ignite ejected gases with ...

When the island of Santorini was rattled by thousands of small earthquakes earlier this year, many people were left mystified ...

Barren Islands volcano, India's only active volcano, is reportedly spewing lava and ash after a gap of 150 years. It erupted for about four hours in January, scientists from the National Institute ...

Mount Agung, a volcano on Bali, erupted over the weekend, sending a thick ash cloud into the sky over the Indonesian island and grounding thousands of travelers. The latest eruption sent ash more ...

Visit the observatory’s website for past “Volcano Watch” articles, Kīlauea and Mauna Loa updates, volcano photos, maps, recent earthquake information and more.

Indonesia's Lewotobi active Laki Lai volcano spewed searing miles-high ash column into the skies over Flores island, 440 miles east of Bali, grounding flights serving the popular tourist island ...

Despite the impressive large plume above Whakaari/White Island this morning authorities say the volcano has not erupted. Photos posted to social media today ...

Embark on a breathtaking 12-day solo adventure across the volcanic landscapes of Réunion Island, where fiery earth meets lush greenery and the raw beauty of the Indian Ocean. From the towering ...