A 2022 satellite photo shows smoke rising from a caldera on Tofua, highlighting the "looming threat" of the volcanic island.

Six small, short-lived lava flows erupted at Kilaueaʻs Halemaʻumaʻu crater between midnight and 6 a.m. on Wednesday, March 19 ...

Lava spatters inside and flows down the side of the north vent inside Halemaʻumaʻu Crater at the summit of Kīlauea volcano on ...

The Athabasca Valles system offers key insights into the history of water on the Red Planet, and its volcanic features such as crater-like rootless cones hint at brief episodes in Mars' past when ...

This magma surges through the surface of the earth, then solidifies, resulting over time in a classic volcano cone. —Lexi Krock Note: Some of the text in this feature is adapted from materials ...

Hawaiian Volcano Observatory, episode 12 of the Halemaʻumaʻu eruption began on Tuesday morning when sporadic lava flows began alternating between the south and north cones. The episode ended ...

If you can stay longer, climb Cinder Cone, an outstanding example of the results of volcanism, and, if you have the stamina for a more demanding trek, try Lassen Peak. Four types of volcanoes ...

A snowy cinder cone on Mount Lassen in Northern California ... They determined that the water cycle plays a key role in explosive volcanoes in the Cascade Range. Disclaimer: AAAS and EurekAlert!

These high lava fountains built the prominent Pu‘u‘o‘o cinder cone, which you can view on the Devastation Trail in Hawaii Volcanoes National Park. Hazards associated with lava fountaining ...