Antelope Canyon, Arizona Antelope Canyon, situated near Page, Arizona, is a sight that seems straight out of a dream. This ...

A little-known volcano on a remote Pacific island may have been the source of one of the 19th century’s most powerful ...

Get Instant Summarized Text (Gist) Rootless cones, small volcanic landforms formed by lava-water interactions, are prevalent on Mars. Experiments using heated starch syrup and baking soda ...

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 ...

Repeated eruptions cause the volcano to grow, developing distinct shapes and sizes over time. Steep-sided, cone-shaped volcanoes are formed by alternating layers of lava and ash. Capable of ...

A volcano near Alaska’s most populous city could be on the brink of eruption after showing signs of unrest over the past 10 months, according to experts. Hundreds of small earthquakes have ...

Kilauea volcano began erupting and shooting lava into the air once again Tuesday on the Big Island of Hawaii. The latest release of molten rock began 10:16 a.m. with lava flowing on to the floor ...

Kilauea volcano on Hawaii's Big Island began erupting this week for the ninth time since December, shooting lava over 300 feet into the air. One of the world's most active volcanoes, Kilauea ...

The lava flow has covered 15-20% of the volcano’s crater floor, with additional lava flow emerging from the south side of the cone appearing at 7:35 p.m. local time. "HVO (Hawaii Volcano ...

Pseudocraters or rootless cones are peculiar volcanic formations with an explosive origin. They do not form from magma coming from deep underground. They are caused by lava covering a water-rich ...

When temperatures drop, 'ice volcanoes' rise. That's what's happening ... the fountain's water freezes in midair, forming a cone of ice crystals. Each year, weather conditions dictate exactly ...